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* arm64/for-next/perf:
perf/imx_ddr: Add system PMU identifier for userspace
bindings: perf: imx-ddr: add compatible string
arm64: Fix build failure when HARDLOCKUP_DETECTOR_PERF is enabled
arm64: Enable perf events based hard lockup detector
perf/imx_ddr: Add stop event counters support for i.MX8MP
perf/smmuv3: Support sysfs identifier file
drivers/perf: hisi: Add identifier sysfs file
perf: remove duplicate check on fwnode
driver/perf: Add PMU driver for the ARM DMC-620 memory controller
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'for-next/lto', 'for-next/mem-hotplug', 'for-next/cppc-ffh', 'for-next/pad-image-header', 'for-next/zone-dma-default-32-bit', 'for-next/signal-tag-bits' and 'for-next/cmdline-extended' into for-next/core
* for-next/kvm-build-fix:
: Fix KVM build issues with 64K pages
KVM: arm64: Fix build error in user_mem_abort()
* for-next/va-refactor:
: VA layout changes
arm64: mm: don't assume struct page is always 64 bytes
Documentation/arm64: fix RST layout of memory.rst
arm64: mm: tidy up top of kernel VA space
arm64: mm: make vmemmap region a projection of the linear region
arm64: mm: extend linear region for 52-bit VA configurations
* for-next/lto:
: Upgrade READ_ONCE() to RCpc acquire on arm64 with LTO
arm64: lto: Strengthen READ_ONCE() to acquire when CONFIG_LTO=y
arm64: alternatives: Remove READ_ONCE() usage during patch operation
arm64: cpufeatures: Add capability for LDAPR instruction
arm64: alternatives: Split up alternative.h
arm64: uaccess: move uao_* alternatives to asm-uaccess.h
* for-next/mem-hotplug:
: Memory hotplug improvements
arm64/mm/hotplug: Ensure early memory sections are all online
arm64/mm/hotplug: Enable MEM_OFFLINE event handling
arm64/mm/hotplug: Register boot memory hot remove notifier earlier
arm64: mm: account for hotplug memory when randomizing the linear region
* for-next/cppc-ffh:
: Add CPPC FFH support using arm64 AMU counters
arm64: abort counter_read_on_cpu() when irqs_disabled()
arm64: implement CPPC FFH support using AMUs
arm64: split counter validation function
arm64: wrap and generalise counter read functions
* for-next/pad-image-header:
: Pad Image header to 64KB and unmap it
arm64: head: tidy up the Image header definition
arm64/head: avoid symbol names pointing into first 64 KB of kernel image
arm64: omit [_text, _stext) from permanent kernel mapping
* for-next/zone-dma-default-32-bit:
: Default to 32-bit wide ZONE_DMA (previously reduced to 1GB for RPi4)
of: unittest: Fix build on architectures without CONFIG_OF_ADDRESS
mm: Remove examples from enum zone_type comment
arm64: mm: Set ZONE_DMA size based on early IORT scan
arm64: mm: Set ZONE_DMA size based on devicetree's dma-ranges
of: unittest: Add test for of_dma_get_max_cpu_address()
of/address: Introduce of_dma_get_max_cpu_address()
arm64: mm: Move zone_dma_bits initialization into zone_sizes_init()
arm64: mm: Move reserve_crashkernel() into mem_init()
arm64: Force NO_BLOCK_MAPPINGS if crashkernel reservation is required
arm64: Ignore any DMA offsets in the max_zone_phys() calculation
* for-next/signal-tag-bits:
: Expose the FAR_EL1 tag bits in siginfo
arm64: expose FAR_EL1 tag bits in siginfo
signal: define the SA_EXPOSE_TAGBITS bit in sa_flags
signal: define the SA_UNSUPPORTED bit in sa_flags
arch: provide better documentation for the arch-specific SA_* flags
signal: clear non-uapi flag bits when passing/returning sa_flags
arch: move SA_* definitions to generic headers
parisc: start using signal-defs.h
parisc: Drop parisc special case for __sighandler_t
* for-next/cmdline-extended:
: Add support for CONFIG_CMDLINE_EXTENDED
arm64: Extend the kernel command line from the bootloader
arm64: kaslr: Refactor early init command line parsing
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Initial support for ADL w/ RT711
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20201209153102.3028310-1-kai.vehmanen@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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The kernel-doc annotations for sequence counters write side functions
are incomplete: they do not specify when preemption is automatically
disabled and re-enabled.
This has confused a number of call-site developers. Fix it.
Signed-off-by: Ahmed S. Darwish <a.darwish@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/CAHk-=wikhGExmprXgaW+MVXG1zsGpztBbVwOb23vetk41EtTBQ@mail.gmail.com
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When the seqcount_LOCKNAME_t group of data types were introduced, two
classes of seqlock.h sequence counter macros were added:
- An external public API which can either take a plain seqcount_t or
any of the seqcount_LOCKNAME_t variants.
- An internal API which takes only a plain seqcount_t.
To distinguish between the two groups, the "*_seqcount_t_*" pattern was
used for the latter. This confused a number of mm/ call-site developers,
and Linus also commented that it was not a standard practice for marking
seqlock.h internal APIs.
Distinguish the latter group of macros by prefixing a "do_".
Signed-off-by: Ahmed S. Darwish <a.darwish@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/CAHk-=wikhGExmprXgaW+MVXG1zsGpztBbVwOb23vetk41EtTBQ@mail.gmail.com
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In preparation for converting exec_update_mutex to a rwsem so that
multiple readers can execute in parallel and not deadlock, add
down_read_interruptible. This is needed for perf_event_open to be
converted (with no semantic changes) from working on a mutex to
wroking on a rwsem.
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/87k0tybqfy.fsf@x220.int.ebiederm.org
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In preparation for converting exec_update_mutex to a rwsem so that
multiple readers can execute in parallel and not deadlock, add
down_read_killable_nested. This is needed so that kcmp_lock
can be converted from working on a mutexes to working on rw_semaphores.
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/87o8jabqh3.fsf@x220.int.ebiederm.org
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Since commit 7f0a838254bd ("bpf, xdp: Maintain info on attached XDP BPF
programs in net_device"), the XDP program attachment info is now maintained
in the core code. This interacts badly with the xdp_attachment_flags_ok()
check that prevents unloading an XDP program with different load flags than
it was loaded with. In practice, two kinds of failures are seen:
- An XDP program loaded without specifying a mode (and which then ends up
in driver mode) cannot be unloaded if the program mode is specified on
unload.
- The dev_xdp_uninstall() hook always calls the driver callback with the
mode set to the type of the program but an empty flags argument, which
means the flags_ok() check prevents the program from being removed,
leading to bpf prog reference leaks.
The original reason this check was added was to avoid ambiguity when
multiple programs were loaded. With the way the checks are done in the core
now, this is quite simple to enforce in the core code, so let's add a check
there and get rid of the xdp_attachment_flags_ok() callback entirely.
Fixes: 7f0a838254bd ("bpf, xdp: Maintain info on attached XDP BPF programs in net_device")
Signed-off-by: Toke Høiland-Jørgensen <toke@redhat.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/bpf/160752225751.110217.10267659521308669050.stgit@toke.dk
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Add a per-transaction flag to indicate that the buffer
must be cleared when the transaction is complete to
prevent copies of sensitive data from being preserved
in memory.
Signed-off-by: Todd Kjos <tkjos@google.com>
Link: https://lore.kernel.org/r/20201120233743.3617529-1-tkjos@google.com
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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For the case of NFSv4, specify to the client that the pre/post-op
attributes were not recorded atomically with the main operation.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
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Don't set PF_LOCAL_THROTTLE on remote filesystems like NFS, since they
aren't expected to ever be subject to double buffering.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
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In order to allow nfsd to accept return values that are not
acceptable to overlayfs and others, add a new function.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
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It's not uncommon for some workloads to do a bunch of I/O to a file and
delete it just afterward. If knfsd has a cached open file however, then
the file may still be open when the dentry is unlinked. If the
underlying filesystem is nfs, then that could trigger it to do a
sillyrename.
On a REMOVE or RENAME scan the nfsd_file cache for open files that
correspond to the inode, and proactively unhash and put their
references. This should prevent any delete-on-last-close activity from
occurring, solely due to knfsd's open file cache.
This must be done synchronously though so we use the variants that call
flush_delayed_fput. There are deadlock possibilities if you call
flush_delayed_fput while holding locks, however. In the case of
nfsd_rename, we don't even do the lookups of the dentries to be renamed
until we've locked for rename.
Once we've figured out what the target dentry is for a rename, check to
see whether there are cached open files associated with it. If there
are, then unwind all of the locking, close them all, and then reattempt
the rename.
None of this is really necessary for "typical" filesystems though. It's
mostly of use for NFS, so declare a new export op flag and use that to
determine whether to close the files beforehand.
Signed-off-by: Jeff Layton <jeff.layton@primarydata.com>
Signed-off-by: Lance Shelton <lance.shelton@hammerspace.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
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When we start allowing NFS to be reexported, then we have some problems
when it comes to subtree checking. In principle, we could allow it, but
it would mean encoding parent info in the filehandles and there may not
be enough space for that in a NFSv3 filehandle.
To enforce this at export upcall time, we add a new export_ops flag
that declares the filesystem ineligible for subtree checking.
Signed-off-by: Jeff Layton <jeff.layton@primarydata.com>
Signed-off-by: Lance Shelton <lance.shelton@hammerspace.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
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With NFSv3 nfsd will always attempt to send along WCC data to the
client. This generally involves saving off the in-core inode information
prior to doing the operation on the given filehandle, and then issuing a
vfs_getattr to it after the op.
Some filesystems (particularly clustered or networked ones) have an
expensive ->getattr inode operation. Atomicity is also often difficult
or impossible to guarantee on such filesystems. For those, we're best
off not trying to provide WCC information to the client at all, and to
simply allow it to poll for that information as needed with a GETATTR
RPC.
This patch adds a new flags field to struct export_operations, and
defines a new EXPORT_OP_NOWCC flag that filesystems can use to indicate
that nfsd should not attempt to provide WCC info in NFSv3 replies. It
also adds a blurb about the new flags field and flag to the exporting
documentation.
The server will also now skip collecting this information for NFSv2 as
well, since that info is never used there anyway.
Note that this patch does not add this flag to any filesystem
export_operations structures. This was originally developed to allow
reexporting nfs via nfsd.
Other filesystems may want to consider enabling this flag too. It's hard
to tell however which ones have export operations to enable export via
knfsd and which ones mostly rely on them for open-by-filehandle support,
so I'm leaving that up to the individual maintainers to decide. I am
cc'ing the relevant lists for those filesystems that I think may want to
consider adding this though.
Cc: HPDD-discuss@lists.01.org
Cc: ceph-devel@vger.kernel.org
Cc: cluster-devel@redhat.com
Cc: fuse-devel@lists.sourceforge.net
Cc: ocfs2-devel@oss.oracle.com
Signed-off-by: Jeff Layton <jeff.layton@primarydata.com>
Signed-off-by: Lance Shelton <lance.shelton@hammerspace.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
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This reverts commit a85857633b04d57f4524cca0a2bfaf87b2543f9f.
We're still factoring ctime into our change attribute even in the
IS_I_VERSION case. If someone sets the system time backwards, a client
could see the change attribute go backwards. Maybe we can just say
"well, don't do that", but there's some question whether that's good
enough, or whether we need a better guarantee.
Also, the client still isn't actually using the attribute.
While we're still figuring this out, let's just stop returning this
attribute.
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
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Minor cleanup, no change in behavior.
Also pull out a common helper that'll be useful elsewhere.
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
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Declare the port parameter to the flag-test accessors as const.
This is currently mostly cosmetic as the accessors are already inlined.
Suggested-by: Jiri Slaby <jirislaby@kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/20201202113942.27024-3-johan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Use the new assign_bit() wrapper in the port-flag accessors instead of
open coding.
Suggested-by: Jiri Slaby <jirislaby@kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/20201202113942.27024-2-johan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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TCPM at present lacks the notion of VSAFE0V. There
are three vbus threshold levels that are critical to track:
a. vSafe5V - VBUS “5 volts” as defined by the USB
PD specification.
b. vSinkDisconnect - Threshold used for transition from
Attached.SNK to Unattached.SNK.
c. vSafe0V - VBUS “0 volts” as defined by the USB
PD specification.
Tracking vSafe0V is crucial for entry into Try.SNK and
Attached.SRC and turning vbus back on by the source in
response to hard reset.
>From "4.5.2.2.8.2 Exiting from AttachWait.SRC State" section
in the Type-C spec:
"The port shall transition to Attached.SRC when VBUS is at
vSafe0V and the SRC.Rd state is detected on exactly one of
the CC1 or CC2 pins for at least tCCDebounce."
"A DRP that strongly prefers the Sink role may optionally
transition to Try.SNK instead of Attached.SRC when VBUS
is at vSafe0V and the SRC.Rd state is detected on exactly
one of the CC1 or CC2 pins for at least tCCDebounce."
>From "7.1.5 Response to Hard Resets" section in the PD spec:
"After establishing the vSafe0V voltage condition on VBUS,
the Source Shall wait tSrcRecover before re-applying VCONN
and restoring VBUS to vSafe5V."
vbus_present in the TCPM code tracks vSafe5V(vbus_present is true)
and vSinkDisconnect(vbus_present is false).
This change adds is_vbus_vsafe0v callback which when set makes
TCPM query for vSafe0V voltage level when needed.
Since not all TCPC controllers might have the capability
to report vSafe0V, TCPM assumes that vSafe0V is same as
vSinkDisconnect when is_vbus_vsafe0v callback is not set.
This allows TCPM to continue to support controllers which don't
have the support for reporting vSafe0V.
Introducing vSafe0V helps fix the failure reported at
"Step 15. CVS verifies PUT remains in AttachWait.SRC for 500ms"
of "TD 4.7.2 Try. SNK DRP Connect DRP Test" of
"Universal Serial Bus Type-C (USB Type-C) Functional Test
Specification Chapters 4 and 5". Here the compliance tester
intentionally maintains vbus at greater than vSafe0V and expects
the Product under test to stay in AttachWait.SRC till vbus drops
to vSafe0V.
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Badhri Jagan Sridharan <badhri@google.com>
Link: https://lore.kernel.org/r/20201202040840.663578-1-badhri@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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nRetryCount was updated from 3 to 2 between PD2.0 and PD3.0 spec.
nRetryCount in "Table 6-34 Counter parameters" of the PD 2.0
spec is set to 3, whereas, nRetryCount in "Table 6-59 Counter
parameters" is set to 2.
Pass down negotiated rev in pd_transmit so that low level chip
drivers can update the retry count accordingly before attempting
packet transmission.
This helps in passing "TEST.PD.PORT.ALL.02" of the
"Power Delivery Merged" test suite which was initially failing
with "The UUT did not retransmit the message nReryCount times"
In fusb302 & tcpci drivers, by default the driver sets the retry
count to 3 (Default for PD 2.0). Update this to 2,
if the negotiated rev is PD 3.0.
In wcove, since the retry count is intentionally set to max, leaving
it as is.
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Badhri Jagan Sridharan <badhri@google.com>
Link: https://lore.kernel.org/r/20201202031733.647808-1-badhri@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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soc_pcm_trigger() calls DAI/Component/Link trigger,
but some of them might be failed.
static int soc_pcm_trigger(...)
{
...
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
ret = snd_soc_link_trigger(substream, cmd);
if (ret < 0)
break;
(*) ret = snd_soc_pcm_component_trigger(substream, cmd);
if (ret < 0)
break;
ret = snd_soc_pcm_dai_trigger(substream, cmd);
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
ret = snd_soc_pcm_dai_trigger(substream, cmd);
if (ret < 0)
break;
ret = snd_soc_pcm_component_trigger(substream, cmd);
if (ret < 0)
break;
ret = snd_soc_link_trigger(substream, cmd);
break;
}
...
}
For example, if soc_pcm_trigger() failed at (*) point,
we need to rollback previous succeeded trigger.
This patch adds trigger mark for DAI/Component/Link,
and do STOP if START/RESUME/PAUSE_RELEASE were failed.
Because it need to use new rollback parameter,
we need to modify DAI/Component/Link trigger functions in the same time.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87a6uycssd.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Commit 9e2369c06c8a18 ("xen: add helpers to allocate unpopulated
memory") introduced usage of ZONE_DEVICE memory for foreign memory
mappings.
Unfortunately this collides with using page->lru for Xen backend
private page caches.
Fix that by using page->zone_device_data instead.
Cc: <stable@vger.kernel.org> # 5.9
Fixes: 9e2369c06c8a18 ("xen: add helpers to allocate unpopulated memory")
Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovksy@oracle.com>
Reviewed-by: Jason Andryuk <jandryuk@gmail.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
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Instead of having similar helpers in multiple backend drivers use
common helpers for caching pages allocated via gnttab_alloc_pages().
Make use of those helpers in blkback and scsiback.
Cc: <stable@vger.kernel.org> # 5.9
Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovksy@oracle.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
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It has been found that some users (like cpufreq-dt and others on LKML)
have abused the helper dev_pm_opp_get_opp_table() to create the OPP
table instead of just finding it, which is the wrong thing to do. This
routine was meant for OPP core's internal working and exposed the whole
functionality by mistake.
Change the scope of dev_pm_opp_get_opp_table() to only finding the
table. The internal helpers _opp_get_opp_table*() are thus renamed to
_add_opp_table*(), dev_pm_opp_get_opp_table_indexed() is removed (as we
don't need the index field for finding the OPP table) and so the only
user, genpd, is updated.
Note that the prototype of _add_opp_table() was already left in opp.h by
mistake when it was removed earlier and so we weren't required to add it
now.
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
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This moves the bpf_sock_from_file definition into net/core/filter.c
which only gets compiled with CONFIG_NET and also moves the helper proto
usage next to other tracing helpers that are conditional on CONFIG_NET.
This avoids
ld: kernel/trace/bpf_trace.o: in function `bpf_sock_from_file':
bpf_trace.c:(.text+0xe23): undefined reference to `sock_from_file'
When compiling a kernel with BPF and without NET.
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Florent Revest <revest@chromium.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Acked-by: KP Singh <kpsingh@kernel.org>
Link: https://lore.kernel.org/bpf/20201208173623.1136863-1-revest@chromium.org
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git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next
Johan Hedberg says:
====================
pull request: bluetooth-next 2020-12-07
Here's the main bluetooth-next pull request for the 5.11 kernel.
- Updated Bluetooth entries in MAINTAINERS to include Luiz von Dentz
- Added support for Realtek 8822CE and 8852A devices
- Added support for MediaTek MT7615E device
- Improved workarounds for fake CSR devices
- Fix Bluetooth qualification test case L2CAP/COS/CFD/BV-14-C
- Fixes for LL Privacy support
- Enforce 16 byte encryption key size for FIPS security level
- Added new mgmt commands for extended advertising support
- Multiple other smaller fixes & improvements
Please let me know if there are any issues pulling. Thanks.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl into arm/drivers
Memory controller drivers for v5.11, part two
1. Several fixes for Renesas RPC-IF driver.
2. Correct compile testing of TI EMIF SRAM driver.
3. Fix potential NULL pointer in JZ4780 NEMC driver.
* tag 'memory-controller-drv-5.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl:
memory: jz4780_nemc: Fix potential NULL dereference in jz4780_nemc_probe()
memory: ti-emif-sram: only build for ARMv7
memory: renesas-rpc-if: Make rpcif_enable/disable_rpm() as static inline
memory: renesas-rpc-if: Fix a node reference leak in rpcif_probe()
memory: renesas-rpc-if: Fix unbalanced pm_runtime_enable in rpcif_{enable,disable}_rpm
memory: renesas-rpc-if: Return correct value to the caller of rpcif_manual_xfer()
Link: https://lore.kernel.org/r/20201207075758.5501-1-krzk@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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arm/drivers
Reset controller updates for v5.11
This tag adds support for sharing pulsed resets under certain
conditions. For example, when multiple drivers go through a
suspend-resume cycle, a reset line they share can be triggered
again during resume.
Further, the reset-meson driver now can be built as a module, the
reset-socfpga driver properly releases its memory region in the
probe error path, and reset-ti-syscon driver uses regmap_write_bits()
instead of regmap_update_bits() to support devices without status
readback.
* tag 'reset-for-v5.11' of git://git.pengutronix.de/pza/linux:
reset-controller: ti: force the write operation when assert or deassert
reset: socfpga: add error handling and release mem-region
reset: meson: make it possible to build as a module
reset: make shared pulsed reset controls re-triggerable
Link: https://lore.kernel.org/r/d586ada0073f2ac50a02274f42bf07bfb0603835.camel@pengutronix.de
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/drivers
i.MX drivers change for 5.11:
- A series from Daniel Baluta to update imx-dsp driver and export
functions for on demand channel request/free.
- A number of patches to add power domains for i.MX8qxp DC0, LVDS1,
MIPI1 and JPEG subsystems.
- Add dummy functions for i.MX firmware drivers to avoid build failure
seen with COMPILE_TEST.
* tag 'imx-drivers-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
firmware: imx: scu-pd: Add some power domains support for i.MX8qxp MIPI1 subsystem
firmware: imx: scu-pd: Add main power domain support for i.MX8qxp LVDS1 subsystem
firmware: imx: scu-pd: Add video0/1 power domains support for i.MX8qxp DC0 subsystem
firmware: imx-dsp: Export functions to request/free channels
firmware: imx: Save channel name for further use
firmware: imx: Introduce imx_dsp_setup_channels
firmware: imx: scu-pd: Add power domains for imx-jpeg
firmware: imx: add dummy functions
Link: https://lore.kernel.org/r/20201202142717.9262-1-shawnguo@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone into arm/drivers
drivers: soc: TI SOC changes for 5.11
- ti_sci changes towards DMSS support
- Static warning fixes
- Kconfig update for Keystone ARM64 socs
- AM64X SOC family support
* tag 'drivers_soc_for_5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone: (23 commits)
drivers: soc: ti: knav_qmss_queue: Fix error return code in knav_queue_probe
soc: ti: Fix reference imbalance in knav_dma_probe
soc: ti: pruss: Remove wrong check against *get_match_data return value
soc: ti: Kconfig: Drop ARM64 SoC specific configs
soc: ti: k3-ringacc: Provide documentation for 'k3_ring's 'state'
soc: ti: wkup_m3_ipc: Document 'm3_ipc' parameter throughout
soc: ti: pm33xx: Remove set but unused variable 'ret'
soc: ti: knav_dma: Fix a kernel function doc formatting issue
soc: ti: knav_qmss_queue: Fix a whole host of function documentation issues
soc: ti: knav_qmss_queue: Remove set but unchecked variable 'ret'
soc: ti: omap-prm: Do not check rstst bit on deassert if already deasserted
soc: ti: knav_qmss: fix reference leak in knav_queue_probe
soc: ti: k3-socinfo: Add entry for AM64X SoC family
soc: ti: k3-ringacc: Use correct device for allocation in RING mode
firmware: ti_sci: rm: Remove unused config() from ti_sci_rm_ringacc_ops
soc: ti: k3-ringacc: Use the ti_sci set_cfg callback for ring configuration
firmware: ti_sci: rm: Add new ops for ring configuration
firmware: ti_sci: rm: Remove ring_get_config support
firmware: ti_sci: rm: Add support for extended_ch_type for tx channel
soc: ti: ti_sci_inta_msi: Add support for second range in resource ranges
...
Link: https://lore.kernel.org/r/1606851405-26338-1-git-send-email-santosh.shilimkar@oracle.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into arm/drivers
Driver changes for omaps for genpd for v5.11 merge window
This series of changes allows booting am335x with genpd and
device tree data without the legacy platform data. Also at
least am437x can be booted with gendp with power domain and
dts data. The SoC specific dts changes will be a separate
pull request.
We need the following driver changes merged before the dts
changes can be done:
- platform code needs a few improvments to probe l4_wkup first
for clocks, and to bail out when there is no platform data
- ti-sysc driver needs a non-urgent fix for asserting rstctrl
reset only after disabling the clocks, to probe modules with
no known control registers, and added quirk handling for gpmc
devices
- omap-prm driver needs a non-urgent fix for reset status bit,
support added for pm_clk, and then we add the rest of am335x
power domain data
- clock driver for am335x needs to keep l3_main clock enabled
with genpd for suspend and resume to work
- wkup_m3 remoteproc driver needs support added for reset
control if available instead of the legacy pdata callbacks
- pm33xx driver needs PM runtime support added for genpd
The am335x specific driver changes for the clock, wkup_m3,
pm33xx and remoteproc drivers are quite trivial and have not
caused merge conflicts in Linux next. I did not get acks for
these changes except from Santosh but had already pushed out
the branch already at that point. So I've added the related
driver maintainers to Cc.
* tag 'omap-for-v5.11/genpd-drivers-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
remoteproc/wkup_m3: Use reset control driver if available
soc: ti: pm33xx: Enable basic PM runtime support for genpd
soc: ti: omap-prm: am3: add genpd support for remaining PRM instances
soc: ti: omap-prm: Add pm_clk for genpd
clk: ti: am33xx: Keep am3 l3 main clock always on for genpd
bus: ti-sysc: Implement GPMC debug quirk to drop platform data
bus: ti-sysc: Support modules without control registers
ARM: OMAP2+: Probe PRCM first to probe l4_wkup with simple-pm-bus
ARM: OMAP2+: Check for inited flag
bus: ti-sysc: Assert reset only after disabling clocks
soc: ti: omap-prm: Do not check rstst bit on deassert if already deasserted
bus: ti-sysc: Fix bogus resetdone warning on enable for cpsw
bus: ti-sysc: Fix reset status check for modules with quirks
ARM: OMAP2+: Fix missing select PM_GENERIC_DOMAINS_OF
ARM: OMAP2+: Fix location for select PM_GENERIC_DOMAINS
Link: https://lore.kernel.org/r/pull-1606806458-694517@atomide.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/drivers
Qualcomm driver updates for v5.11
This adds support for the core power domains on MSM8916, MSM8939, SDM660
and SDX55. It adds SM8150 support to the last-level cache controller
driver and it makes it possible to build the Command DB and RPMh drivers
as modules.
It also contains a slew of smaller cleanups, style and bug fixes
throughout the various drivers.
* tag 'qcom-drivers-for-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux: (39 commits)
soc: qcom: rpmhpd: Add SDX55 power domains
dt-bindings: power: Add rpm power domain bindings for sdx55
soc: qcom: rpmh: Use __fill_rpmh_msg API during rpmh_write()
samples: qmi: Constify static qmi ops
soc: qcom: pdr: Constify static qmi structs
soc: qcom: initialize local variable
soc: qcom: socinfo: add soc ids for msm8953 variants
soc: qcom: geni: Remove "iova" check
soc: qcom: llcc: Add configuration data for SM8150
dt-bindings: msm: Add LLCC for SM8150
soc: qcom: rpmh: Fix possible doc-rot in rpmh_write()'s header
soc: qcom: kryo-l2-accessors: Fix misnaming of 'val'
soc: qcom: rpmhpd: Provide some missing struct member descriptions
soc: qcom: llcc-qcom: Fix expected kernel-doc formatting
soc: qcom: smp2p: Remove unused struct attribute provide another
soc: qcom: wcnss_ctrl: Demote non-conformant struct header and fix function headers
soc: qcom: smsm: Fix some kernel-doc formatting and naming problems
soc: qcom: smem: Fix formatting and missing documentation issues
soc: qcom: qcom-geni-se: Fix misnamed function parameter 'rx_rfr'
soc: qcom: qcom_aoss: Add missing description for 'cooling_devs'
...
Link: https://lore.kernel.org/r/20201130190142.345246-1-bjorn.andersson@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/dt
i.MX DT bindings update for 5.11:
- Quite some patches that update vendor-prefixes.yaml and fsl.yaml to
document missing board compatibles and add new board compatibles.
- A couple of patches from Dong Aisheng to update imx-scu firmware and
imx-lpcg clock bindings for new SCU two cells clock support.
- A couple of net bindings update from Ioana Ciornei to complete the
MAC/PCS/PHY representation on DPAA2 devices.
- Document watchdog compatibles for all i.MX and Layerscape devices.
* tag 'imx-bindings-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux: (35 commits)
dt-bindings: arm: fsl: add Protonic WD3 board
dt-bindings: vendor-prefixes: add "virtual" prefix
dt-bindings: fsl: add kamstrup flex concentrator to schema
dt-bindings: arm: fsl: document i.MX7S boards
dt-bindings: arm: fsl: document SolidRun LX2160A boards
dt-bindings: arm: fsl: document LS1012A FRWY board
dt-bindings: arm: fsl: add Van der Laan LANMCU board
dt-bindings: arm: fsl: add Altesco I6P board
dt-bindings: vendor-prefixes: Add an entry for Altus-Escon-Company
dt-bindings: net: add the 10gbase-r connection type
dt-bindings: net: add the DPAA2 MAC DTS definition
dt-bindings: fsl: add compatible for LX2162A QDS Board
dt-bindings: vendor-prefixes: Add an entry for Van der Laan b.v.
dt-bindings: arm: fsl: document i.MX7D boards
dt-bindings: arm: fsl: document i.MX6ULL boards
dt-bindings: arm: fsl: document i.MX6UL boards
dt-bindings: arm: fsl: document i.MX6SX boards
dt-bindings: arm: fsl: document i.MX6SL boards
dt-bindings: arm: fsl: document i.MX6QP boards
dt-bindings: arm: fsl: document i.MX6Q boards
...
Link: https://lore.kernel.org/r/20201202142717.9262-3-shawnguo@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic into arm/dt
arm64: dts: amlogic updates for v5.11
- AXG SoCs: add/enable PCIe & USB OTG support
- AXG SoCs: add MIPI DSI support
- Khadas VIM: add RTC
- several cleanups & fixups
* tag 'amlogic-dt64' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic:
arm64: dts: meson-sm1: fix typo in opp table
arm64: dts: meson: add KHAMSIN IR remote node to SML5442TW
arm64: dts: meson: update the Khadas VIM3/3L LED bindings
arm64: dts: meson: fix spi-max-frequency on Khadas VIM2
arm64: dts: meson: add rtc aliases to meson-khadas-vim3.dtsi
arm64: dts: meson: Add capacity-dmips-mhz attributes to GXM
arm64: dts: meson-axg-s400: enable PCIe M.2 Key E slots
arm64: dts: meson-axg: add PCIe nodes
arm64: dts: meson-axg: add MIPI DSI PHY nodes
arm64: dts: meson-axg: add PWRC node
arm64: dts: meson: enable rtc node on Khadas VIM1/VIM2 boards
dt-bindings: clk: axg-clkc: add MIPI DSI Host clock binding
dt-bindings: clk: axg-clkc: add Video Clocks
arm64: dts: meson: add watchdog to g12-common dtsi
arm64: dts: meson: remove empty lines from aml-s905x-cc v2 dts
Link: https://lore.kernel.org/r/7heek9jgox.fsf@baylibre.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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The current IP register MAC_HW_Feature1[ADDR64] only defines
32/40/64 bit width, but some SOCs support others like i.MX8MP
support 34 bits but it maps to 40 bits width in MAC_HW_Feature1[ADDR64].
So overwrite dma_cap.addr64 according to HW real design.
Fixes: 94abdad6974a ("net: ethernet: dwmac: add ethernet glue logic for NXP imx8 chip")
Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/dt
Qualcomm ARM64 DT updates for 5.11
For SM8250 the recently introduced support for handling boot-loader
stream mappings in the ARM SMMU allow us to enable this, and thereby USB
controller and PHY, SDHCI controller and FastRPC, as well as support for
the SM8250 HDK board has been added. Additionally PRNG and RTC is
enabled.
Similarly for SM8150, the ARM SMMU could be added which allows the
secondary USB controller and PHYs, as well as WiFi to be added and
support for the SM8150 HDK board to be introduced. Additionally
Coresight and support for the last-level cache controller was added.
MSM8916 finally has VDDCX and VDDMX removed as regulators and are now
handled by the rpmpd driver for the devices controlling them. The
Longsheer L8150 gains touchscreen, sensors, vibrator and LED support.
MSM8992 gains USB and SDHCI support as well as an I2C controller and the
associated RMI4 based touchscreen for the Lumia 950.
MSM8994 also gains USB and SDHCI support, as well as VADC and temp-alarm
support. Then support for the Lumia 950 XL is added.
SDM845 gains interconnect properties for a number of devices and the
GENI wrappers gains iommu stream configuration, which means DMA
operations on e.g. I2C now works. The Lenovo Yoga C630 finally has the
SMMU enabled, a few fixes and the description of the eDP bridge and
panel means that the laptop can now boot mainline with working display,
GPU, WiFi and audio.
SC7180 gains a slew of smaller improvements and fixes.
* tag 'qcom-arm64-for-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux: (93 commits)
arm64: dts: qcom: c630: Define eDP bridge and panel
arm64: dts: qcom: c630: Fix pinctrl pins properties
arm64: dts: qcom: c630: Polish i2c-hid devices
arm64: dts: qcom: sc7180: Add lpass cpu node for I2S driver
arm64: dts: sdm845: Add interconnect properties for QUP
interconnect: qcom: sdm845: Add the missing nodes for QUP
dt-bindings: interconnect: sdm845: Add IDs for the QUP ports
arm64: dts: qcom: c630: Expose LID events
arm64: dts: qcom: c630: Re-enable apps_smmu
dts: qcom: sdm845: Add dt entries to support crypto engine.
arm64: dts: qcom: qrb5165-rb5: Add support for MCP2518FD
arm64: dts: qcom: sdm845: use GIC_SPI for IPA interrupts
arm64: dts: qcom: sc7180: use GIC_SPI for IPA interrupts
arm64: dts: qcom: sc7180: limit IPA iommu streams
arm64: dts: qcom: sm8150: Add Coresight support
arm64: dts: qcom: sc7180-trogdor: Make pp3300_a the default supply for pp3300_hub
arm64: dts: qcom: sc7180: Add DDR/L3 votes for the pro variant
arm64: dts: qcom: sc7180-lite: Tweak DDR/L3 scaling on SC7180-lite
arm64: dts: qcom: sc7180-trogdor: add "pen-insert" label for trogdor
arm64: qcom: sc7180: trogdor: Add ADC nodes and thermal zone for charger thermistor
...
Link: https://lore.kernel.org/r/20201130190131.345187-1-bjorn.andersson@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux into arm/dt
mt8173:
- add new power domain controller node
mt8183:
- add new power domain controller
- add display, iommu and dsi nodes
mt8192:
- add basic support, pinctrl, uart, spi, i2c and timer
mt8516:
- add auxadc, efuse and usb nodes
mt8167:
- add basic support for the SoC
- add support for the pumkin board
mt6779:
- add initial support, interrupt controller, clocks, uart
mt7622:
- PWM node for all available PWM channels
* tag 'v5.10-next-dts64' of git://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux: (25 commits)
dts64: mt7622: disable spi1 and uart2 because pins are used by pwm
dts64: mt7622: enable all pwm for bananapi r64
arm64: dts: mt8183: Add display nodes for MT8183
arm64: dts: mt8183: Add iommu and larb nodes
arm64: dts: mt8183: Add dsi node
arm64: dts: mt8183: Add pwm and backlight node
arm64: dts: mediatek: Add mt8183 power domains controller
arm64: dts: mediatek: Add smi_common node for MT8183
arm64: dts: mediatek: Add mt8173 power domain controller
dt-bindings: power: Add MT8192 power domains
dt-bindings: power: Add MT8183 power domains
dt-bindings: power: Add bindings for the Mediatek SCPSYS power domains controller
arm64: dts: Add Mediatek SoC MT8192 and evaluation board dts and Makefile
arm64: dts: mediatek: add MT8167 pumpkin board dts
arm64: dts: mediatek: add dtsi for MT8167
dt-bindings: arm64: dts: mediatek: Add mt8167-pumpkin board
arm64: dts: mediatek: mt8516: add efuse node
arm64: dts: mediatek: align GPIO hog names with dtschema
arm64: dts: mediatek: mt8516: add usb1 node
arm64: dts: mediatek: mt8516: rename usb phy
...
Link: https://lore.kernel.org/r/72fe1c4f-f27c-c455-dfd9-66bde90bb295@gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Remove unused HAVE_PCI_SET_MWI.
Link: https://lore.kernel.org/r/03f20cac-708d-7897-c7c7-cb4e63cfd991@gmail.com
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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Use nf_msecs_to_jiffies64 and nf_jiffies64_to_msecs as provided by
8e1102d5a159 ("netfilter: nf_tables: support timeouts larger than 23
days"), otherwise ruleset listing breaks.
Fixes: a8b1e36d0d1d ("netfilter: nft_dynset: fix element timeout for HZ != 1000")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Don't try to adjust XFRM support flags if the bond device isn't yet
registered. Bad things can currently happen when netdev_change_features()
is called without having wanted_features fully filled in yet. This code
runs both on post-module-load mode changes, as well as at module init
time, and when run at module init time, it is before register_netdevice()
has been called and filled in wanted_features. The empty wanted_features
led to features also getting emptied out, which was definitely not the
intended behavior, so prevent that from happening.
Originally, I'd hoped to stop adjusting wanted_features at all in the
bonding driver, as it's documented as being something only the network
core should touch, but we actually do need to do this to properly update
both the features and wanted_features fields when changing the bond type,
or we get to a situation where ethtool sees:
esp-hw-offload: off [requested on]
I do think we should be using netdev_update_features instead of
netdev_change_features here though, so we only send notifiers when the
features actually changed.
Fixes: a3b658cfb664 ("bonding: allow xfrm offload setup post-module-load")
Reported-by: Ivan Vecera <ivecera@redhat.com>
Suggested-by: Ivan Vecera <ivecera@redhat.com>
Cc: Jay Vosburgh <j.vosburgh@gmail.com>
Cc: Veaceslav Falico <vfalico@gmail.com>
Cc: Andy Gospodarek <andy@greyhouse.net>
Signed-off-by: Jarod Wilson <jarod@redhat.com>
Link: https://lore.kernel.org/r/20201205172229.576587-1-jarod@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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When the sum of the utilization of CPUs in a power domain is zero,
return the energy as 0 without doing any computations.
Acked-by: Quentin Perret <qperret@google.com>
Reviewed-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
Signed-off-by: Pavankumar Kondeti <pkondeti@codeaurora.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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The only user of tlb_flush_leaf is a particularly hairy corner of the
Arm short-descriptor code, which wants a synchronous invalidation to
minimise the races inherent in trying to split a large page mapping.
This is already far enough into "here be dragons" territory that no
sensible caller should ever hit it, and thus it really doesn't need
optimising. Although using tlb_flush_walk there may technically be
more heavyweight than needed, it does the job and saves everyone else
having to carry around useless baggage.
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Link: https://lore.kernel.org/r/9844ab0c5cb3da8b2f89c6c2da16941910702b41.1606324115.git.robin.murphy@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
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Merge in IOMMU fixes for 5.10 in order to resolve conflicts against the
queue for 5.11.
* for-next/iommu/fixes:
iommu/amd: Set DTE[IntTabLen] to represent 512 IRTEs
iommu/vt-d: Don't read VCCAP register unless it exists
x86/tboot: Don't disable swiotlb when iommu is forced on
iommu: Check return of __iommu_attach_device()
arm-smmu-qcom: Ensure the qcom_scm driver has finished probing
iommu/amd: Enforce 4k mapping for certain IOMMU data structures
MAINTAINERS: Temporarily add myself to the IOMMU entry
iommu/vt-d: Fix compile error with CONFIG_PCI_ATS not set
iommu/vt-d: Avoid panic if iommu init fails in tboot system
iommu/vt-d: Cure VF irqdomain hickup
x86/platform/uv: Fix copied UV5 output archtype
x86/platform/uv: Drop last traces of uv_flush_tlb_others
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Intel VT-D updates for 5.11. The main thing here is converting the code
over to the iommu-dma API, which required some improvements to the core
code to preserve existing functionality.
* for-next/iommu/vt-d:
iommu/vt-d: Avoid GFP_ATOMIC where it is not needed
iommu/vt-d: Remove set but not used variable
iommu/vt-d: Cleanup after converting to dma-iommu ops
iommu/vt-d: Convert intel iommu driver to the iommu ops
iommu/vt-d: Update domain geometry in iommu_ops.at(de)tach_dev
iommu: Add quirk for Intel graphic devices in map_sg
iommu: Allow the dma-iommu api to use bounce buffers
iommu: Add iommu_dma_free_cpu_cached_iovas()
iommu: Handle freelists when using deferred flushing in iommu drivers
iommu/vt-d: include conditionally on CONFIG_INTEL_IOMMU_SVM
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More steps along the way to Shared Virtual {Addressing, Memory} support
for Arm's SMMUv3, including the addition of a helper library that can be
shared amongst other IOMMU implementations wishing to support this
feature.
* for-next/iommu/svm:
iommu/arm-smmu-v3: Hook up ATC invalidation to mm ops
iommu/arm-smmu-v3: Implement iommu_sva_bind/unbind()
iommu/sva: Add PASID helpers
iommu/ioasid: Add ioasid references
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IOVA allocator updates for 5.11, including removal of unused symbols and
functions as well as some optimisations to improve allocation behaviour
in the face of fragmentation.
* for-next/iommu/iova:
iommu: Stop exporting free_iova_mem()
iommu: Stop exporting alloc_iova_mem()
iommu: Delete split_and_remove_iova()
iommu: avoid taking iova_rbtree_lock twice
iommu/iova: Free global iova rcache on iova alloc failure
iommu/iova: Retry from last rb tree node if iova search fails
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This patch introduces the ZONED incompat flag. The flag indicates that
the volume management will satisfy the constraints imposed by
host-managed zoned block devices (aligned chunk allocation, append-only
updates, reset zone after filled).
As the zoned support will happen incrementally due to enhancing some
core infrastructure like super block writes, tree-log, raid support, the
feature will appear in sysfs only on debug builds. It will be enabled
once the support is feature complete and applications can reliably check
whether zoned support is present or not.
Reviewed-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
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Arm SMMU updates for 5.11, including support for the SMMU integrated
into the Adreno GPU as well as workarounds for the broken firmware
implementation in the DB845c SoC from Qualcomm.
* for-next/iommu/arm-smmu:
iommu: arm-smmu-impl: Add a space before open parenthesis
iommu: arm-smmu-impl: Use table to list QCOM implementations
iommu/arm-smmu: Move non-strict mode to use io_pgtable_domain_attr
iommu/arm-smmu: Add support for pagetable config domain attribute
iommu/io-pgtable-arm: Add support to use system cache
iommu/io-pgtable: Add a domain attribute for pagetable configuration
dt-bindings: arm-smmu: Add compatible string for Adreno GPU SMMU
iommu/arm-smmu: Add a way for implementations to influence SCTLR
iommu/arm-smmu-qcom: Add implementation for the adreno GPU SMMU
iommu/arm-smmu-v3: Assign boolean values to a bool variable
iommu/arm-smmu: Use new devm_krealloc()
iommu/arm-smmu-qcom: Implement S2CR quirk
iommu/arm-smmu-qcom: Read back stream mappings
iommu/arm-smmu: Allow implementation specific write_s2cr
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