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When calling debugfs_lookup() the result must have dput() called on it,
otherwise the memory will leak over time. To make things simpler, just
call debugfs_lookup_and_remove() instead which handles all of the logic
at once.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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The current kprobe would cause a misaligned load for the probe point.
This patch fixup it with two half-word loads instead.
Fixes: c22b0bcb1dd0 ("riscv: Add kprobes supported")
Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Signed-off-by: Guo Ren <guoren@kernel.org>
Link: https://lore.kernel.org/linux-riscv/878rhig9zj.fsf@all.your.base.are.belong.to.us/
Reported-by: Bjorn Topel <bjorn.topel@gmail.com>
Reviewed-by: Björn Töpel <bjorn@kernel.org>
Link: https://lore.kernel.org/r/20230204063531.740220-1-guoren@kernel.org
Cc: stable@vger.kernel.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
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When calling debugfs_lookup() the result must have dput() called on it,
otherwise the memory will leak over time. To make things simpler, just
call debugfs_lookup_and_remove() instead which handles all of the logic
at once.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.")
the driver core allows the usage of const struct kobj_type.
Take advantage of this to constify the structure definition to prevent
modification at runtime.
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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The remove function first frees the clks and only then calls
cpufreq_unregister_driver(). If one of the cpufreq callbacks is called
just before cpufreq_unregister_driver() is run, the freed clks might be
used.
Fixes: 6601b8030de3 ("davinci: add generic CPUFreq driver for DaVinci")
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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The new epp support causes warnings about three separate
but related bugs:
1) failing before allocation should just return an error:
drivers/cpufreq/amd-pstate.c:951:6: error: variable 'ret' is used uninitialized whenever 'if' condition is true [-Werror,-Wsometimes-uninitialized]
if (!dev)
^~~~
drivers/cpufreq/amd-pstate.c:1018:9: note: uninitialized use occurs here
return ret;
^~~
2) wrong variable to store return code:
drivers/cpufreq/amd-pstate.c:963:6: error: variable 'ret' is used uninitialized whenever 'if' condition is true [-Werror,-Wsometimes-uninitialized]
if (rc)
^~
drivers/cpufreq/amd-pstate.c:1019:9: note: uninitialized use occurs here
return ret;
^~~
drivers/cpufreq/amd-pstate.c:963:2: note: remove the 'if' if its condition is always false
if (rc)
^~~~~~~
3) calling amd_pstate_set_epp() in cleanup path after determining
that it should not be called:
drivers/cpufreq/amd-pstate.c:1055:6: error: variable 'epp' is used uninitialized whenever 'if' condition is true [-Werror,-Wsometimes-uninitialized]
if (cpudata->epp_policy == cpudata->policy)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/cpufreq/amd-pstate.c:1080:30: note: uninitialized use occurs here
amd_pstate_set_epp(cpudata, epp);
^~~
All three are trivial to fix, but most likely there are additional bugs
in this function when the error handling was not really tested.
Fixes: ffa5096a7c33 ("cpufreq: amd-pstate: implement Pstate EPP support for the AMD processors")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Tested-by: Wyes Karny <wyes.karny@amd.com>
Reviewed-by: Yuan Perry <Perry.Yuan@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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All but a few drivers ignore the return value of
cpufreq_unregister_driver(). Those few that don't only call it after
cpufreq_register_driver() succeeded, in which case the call doesn't
fail.
Make the function return no value and add a WARN_ON for the case that
the function is called in an invalid situation (i.e. without a previous
successful call to cpufreq_register_driver()).
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Florian Fainelli <f.fainelli@gmail.com> # brcmstb-avs-cpufreq.c
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Merge series from Xiangsheng Hou <xiangsheng.hou@mediatek.com>:
This patch series split from bellow series which pick-up spi relevant patches
https://lore.kernel.org/all/20230130030656.12127-1-xiangsheng.hou@mediatek.com.
This series add MediaTek MT7986 SPI NAND controller support, add read latch
latency, smaple delay adjust and add optional nfi_hclk.
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When calling debugfs_lookup() the result must have dput() called on it,
otherwise the memory will leak over time. To make things simpler, just
call debugfs_lookup_and_remove() instead which handles all of the logic at
once.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20230202151214.2306822-1-gregkh@linuxfoundation.org
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This reverts commit cbc29f107e51b1cc7d1e7b0bbe0691a1224205f1.
Get rid of the following smatch warnings:
arch/s390/include/asm/mem_detect.h:86 get_mem_detect_end() error: uninitialized symbol 'end'.
arch/s390/include/asm/mem_detect.h:86 get_mem_detect_end() error: uninitialized symbol 'end'.
arch/s390/boot/vmem.c:256 setup_vmem() error: uninitialized symbol 'start'.
arch/s390/boot/vmem.c:258 setup_vmem() error: uninitialized symbol 'end'.
Note that there is no bug in the code. This is purely to silence smatch.
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
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arch_cpu_idle_time() returns the idle time of any given cpu if it is in
idle, or zero if not. All if this is racy and partially incorrect. Time
stamps taken with store clock extended and store clock fast from different
cpus are compared, while the architecture states that this is nothing which
can be relied on (see Principles of Operation; Chapter 4, "Setting and
Inspecting the Clock").
A more fundamental problem is that the timestamp when a cpu is leaving idle
is taken early in the assembler part of the interrupt handler, and this
value is only transferred many cycles later to the cpu's per-cpu idle data
structure.
This per cpu data structure is read by arch_cpu_idle() to tell for which
period of time a remote cpu is idle: if only an idle_enter value is
present, the assumed idle time of the cpu is calculated by taking a local
timestamp and returning the difference of the local timestamp and the
idle_enter value. This is potentially incorrect, since the remote cpu may
have already left idle, but the taken timestamp may not have been
transferred to the per-cpu data structure. This in turn means that too much
idle time may be reported for a cpu, and a subsequent calculation of system
idle time may result in a smaller value.
Instead of coming up with even more complex code trying to fix this, just
remove this code, and only account idle time of a cpu, after idle state is
left.
Another minor bug is that it is assumed that timestamps are non-zero, which
is not necessarily the case for timestamps taken with store clock
fast. This however is just a very minor problem, since this can only happen
when the epoch increases.
Reviewed-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
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Use simple assignments to access __vector128 members instead of hard
to read casts.
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
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Add 64 and 128 bit members to __vector128 struct in order to allow reading
of the complete value, or the higher or lower part of vector register
contents instead of having to use casts.
Add an explicit __aligned(4) statement to avoid that the alignment of the
structure changes from 4 to 8. This should make sure that no breakage
happens because of this change.
Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
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The diag288_wdt watchdog driver is s390 specific.
Document who is responsible for this driver.
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
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Storage Class Memory driver support for s390 architecture has been there
for a while. The original author of this work, Sebastian Ott has left IBM
and I am taking over this module. Adding myself as the upstream maintainer
for SCM on s390 architecture.
Signed-off-by: Vineeth Vijayan <vneethv@linux.ibm.com>
Acked-by: Peter Oberparleiter <oberpar@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
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arch_cpu_idle() is marked noinstr and therefore must only call functions
which are also not instrumented.
Make sure that cpu flag helper functions are always inlined to avoid that
the compiler generates an out-of-line function for e.g. the call within
arch_cpu_idle().
Reviewed-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
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linux-next commit ("cpuidle: tracing: Warn about !rcu_is_watching()")
adds a new warning which hits on s390's arch_cpu_idle() function:
RCU not on for: arch_cpu_idle+0x0/0x28
WARNING: CPU: 2 PID: 0 at include/linux/trace_recursion.h:162 arch_ftrace_ops_list_func+0x24c/0x258
Modules linked in:
CPU: 2 PID: 0 Comm: swapper/2 Not tainted 6.2.0-rc6-next-20230202 #4
Hardware name: IBM 8561 T01 703 (z/VM 7.3.0)
Krnl PSW : 0404d00180000000 00000000002b55c0 (arch_ftrace_ops_list_func+0x250/0x258)
R:0 T:1 IO:0 EX:0 Key:0 M:1 W:0 P:0 AS:3 CC:1 PM:0 RI:0 EA:3
Krnl GPRS: c0000000ffffbfff 0000000080000002 0000000000000026 0000000000000000
0000037ffffe3a28 0000037ffffe3a20 0000000000000000 0000000000000000
0000000000000000 0000000000f4acf6 00000000001044f0 0000037ffffe3cb0
0000000000000000 0000000000000000 00000000002b55bc 0000037ffffe3bb8
Krnl Code: 00000000002b55b0: c02000840051 larl %r2,0000000001335652
00000000002b55b6: c0e5fff512d1 brasl %r14,0000000000157b58
#00000000002b55bc: af000000 mc 0,0
>00000000002b55c0: a7f4ffe7 brc 15,00000000002b558e
00000000002b55c4: 0707 bcr 0,%r7
00000000002b55c6: 0707 bcr 0,%r7
00000000002b55c8: eb6ff0480024 stmg %r6,%r15,72(%r15)
00000000002b55ce: b90400ef lgr %r14,%r15
Call Trace:
[<00000000002b55c0>] arch_ftrace_ops_list_func+0x250/0x258
([<00000000002b55bc>] arch_ftrace_ops_list_func+0x24c/0x258)
[<0000000000f5f0fc>] ftrace_common+0x1c/0x20
[<00000000001044f6>] arch_cpu_idle+0x6/0x28
[<0000000000f4acf6>] default_idle_call+0x76/0x128
[<00000000001cc374>] do_idle+0xf4/0x1b0
[<00000000001cc6ce>] cpu_startup_entry+0x36/0x40
[<0000000000119d00>] smp_start_secondary+0x140/0x150
[<0000000000f5d2ae>] restart_int_handler+0x6e/0x90
Mark arch_cpu_idle() noinstr like all other architectures with
CONFIG_ARCH_WANTS_NO_INSTR (should) have it to fix this.
Reviewed-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
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There is no reason to do idle time accounting in arch_cpu_idle().
Do idle time accounting in account_idle_time_irq(), where it belongs
to. The accounted values don't change between account_idle_time_irq() and
arch_cpu_idle(); so the result is the same.
Reviewed-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
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Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
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After the switch to use the powercap/idle-inject framework in the Intel
powerclamp driver, the idle duration unit is microsecond.
However, the module parameter for idle duration is in milliseconds, so
convert it to microseconds in the "set" callback and back to milliseconds
in a new "get" callback.
While here, also use mutex protection for setting and getting "duration".
The other uses of "duration" are already protected by the mutex.
Fixes: 8526eb7fc75a ("thermal: intel: powerclamp: Use powercap idle-inject feature")
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
[ rjw: Subject and changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull power management fix from Rafael Wysocki:
"Fix the incorrect value returned by cpufreq driver's ->get() callback
for Qualcomm platforms (Douglas Anderson)"
* tag 'pm-6.2-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
cpufreq: qcom-hw: Fix cpufreq_driver->get() for non-LMH systems
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UEFI v2.10 extends the EFI memory attributes table with a flag that
indicates whether or not all RuntimeServicesCode regions were
constructed with ENDBR landing pads, permitting the OS to map these
regions with IBT restrictions enabled.
So let's take this into account on x86 as well.
Suggested-by: Peter Zijlstra <peterz@infradead.org> # ibt_save() changes
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Acked-by: Dave Hansen <dave.hansen@linux.intel.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
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Merge series from Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
From q6dsp side issues are around locking of position pointer and handle
From LPASS codec side most of the staiblity issues were around runtime pm,:
While testing X13s audio, we found multiple stablity issues this patchset
fixes these issues.
From q6dsp side issues are around locking of position pointer and handle
multiple prepare cases along with pulse audio timerbased scheduling workaround.
From LPASS codec side most of the staiblity issues were around runtime pm,
hitting various issues as the codec was firstly resetting the soundwire block
for every clk disable/enable which is taking the slaves out of sync and
resulting in re-enumerating. Second issue was around fsgen clk is not
brining up the codec out of suspend as it was not added after
runtime pm enabled. Final issue was with codec mclk rate which should
have been 192KHz same as npl instead of 96KHz. We were getting lucky as
wsa drivers are setting the same clk to 192KHz.
With this patches, x13s audio is pretty stable.
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Merge series from Peter Ujfalusi <peter.ujfalusi@linux.intel.com>:
In a course of creating complicated topologies where multiple output pins of a
copier is enabled, we have discovered that additional configuration needs to be
sent to the firmware to make the use cases working.
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Merge series from Herve Codina <herve.codina@bootlin.com>:
The Infineon PEB2466 codec is a programmable DSP-based four channels
codec with filters capabilities.
It also provides signals as GPIOs.
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syzbot and other bots reported that we have to enable
user copy to/from skb->head. [1]
We can prevent access to skb_shared_info, which is a nice
improvement over standard kmem_cache.
Layout of these kmem_cache objects is:
< SKB_SMALL_HEAD_HEADROOM >< struct skb_shared_info >
usercopy: Kernel memory overwrite attempt detected to SLUB object 'skbuff_small_head' (offset 32, size 20)!
------------[ cut here ]------------
kernel BUG at mm/usercopy.c:102 !
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.2.0-rc6-syzkaller-01425-gcb6b2e11a42d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
RIP: 0010:usercopy_abort+0xbd/0xbf mm/usercopy.c:102
Code: e8 ee ad ba f7 49 89 d9 4d 89 e8 4c 89 e1 41 56 48 89 ee 48 c7 c7 20 2b 5b 8a ff 74 24 08 41 57 48 8b 54 24 20 e8 7a 17 fe ff <0f> 0b e8 c2 ad ba f7 e8 7d fb 08 f8 48 8b 0c 24 49 89 d8 44 89 ea
RSP: 0000:ffffc90000067a48 EFLAGS: 00010286
RAX: 000000000000006b RBX: ffffffff8b5b6ea0 RCX: 0000000000000000
RDX: ffff8881401c0000 RSI: ffffffff8166195c RDI: fffff5200000cf3b
RBP: ffffffff8a5b2a60 R08: 000000000000006b R09: 0000000000000000
R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff8bf2a925
R13: ffffffff8a5b29a0 R14: 0000000000000014 R15: ffffffff8a5b2960
FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000000c48e000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
__check_heap_object+0xdd/0x110 mm/slub.c:4761
check_heap_object mm/usercopy.c:196 [inline]
__check_object_size mm/usercopy.c:251 [inline]
__check_object_size+0x1da/0x5a0 mm/usercopy.c:213
check_object_size include/linux/thread_info.h:199 [inline]
check_copy_size include/linux/thread_info.h:235 [inline]
copy_from_iter include/linux/uio.h:186 [inline]
copy_from_iter_full include/linux/uio.h:194 [inline]
memcpy_from_msg include/linux/skbuff.h:3977 [inline]
qrtr_sendmsg+0x65f/0x970 net/qrtr/af_qrtr.c:965
sock_sendmsg_nosec net/socket.c:722 [inline]
sock_sendmsg+0xde/0x190 net/socket.c:745
say_hello+0xf6/0x170 net/qrtr/ns.c:325
qrtr_ns_init+0x220/0x2b0 net/qrtr/ns.c:804
qrtr_proto_init+0x59/0x95 net/qrtr/af_qrtr.c:1296
do_one_initcall+0x141/0x790 init/main.c:1306
do_initcall_level init/main.c:1379 [inline]
do_initcalls init/main.c:1395 [inline]
do_basic_setup init/main.c:1414 [inline]
kernel_init_freeable+0x6f9/0x782 init/main.c:1634
kernel_init+0x1e/0x1d0 init/main.c:1522
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
</TASK>
Fixes: bf9f1baa279f ("net: add dedicated kmem_cache for typical/small skb->head")
Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Tested-by: Ido Schimmel <idosch@nvidia.com>
Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
Tested-by: Linux Kernel Functional Testing <lkft@linaro.org>
Link: https://lore.kernel.org/linux-next/CA+G9fYs-i-c2KTSA7Ai4ES_ZESY1ZnM=Zuo8P1jN00oed6KHMA@mail.gmail.com
Link: https://lore.kernel.org/r/20230208142508.3278406-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Convert platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.
Signed-off-by: Ye Xingchen <ye.xingchen@zte.com.cn>
Link: https://lore.kernel.org/r/202302081546067270324@zte.com.cn
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Paolo Abeni:
"Including fixes from can and ipsec subtrees.
Current release - regressions:
- sched: fix off by one in htb_activate_prios()
- eth: mana: fix accessing freed irq affinity_hint
- eth: ice: fix out-of-bounds KASAN warning in virtchnl
Current release - new code bugs:
- eth: mtk_eth_soc: enable special tag when any MAC uses DSA
Previous releases - always broken:
- core: fix sk->sk_txrehash default
- neigh: make sure used and confirmed times are valid
- mptcp: be careful on subflow status propagation on errors
- xfrm: prevent potential spectre v1 gadget in xfrm_xlate32_attr()
- phylink: move phy_device_free() to correctly release phy device
- eth: mlx5:
- fix crash unsetting rx-vlan-filter in switchdev mode
- fix hang on firmware reset
- serialize module cleanup with reload and remove"
* tag 'net-6.2-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (57 commits)
selftests: forwarding: lib: quote the sysctl values
net: mscc: ocelot: fix all IPv6 getting trapped to CPU when PTP timestamping is used
rds: rds_rm_zerocopy_callback() use list_first_entry()
net: txgbe: Update support email address
selftests: Fix failing VXLAN VNI filtering test
selftests: mptcp: stop tests earlier
selftests: mptcp: allow more slack for slow test-case
mptcp: be careful on subflow status propagation on errors
mptcp: fix locking for in-kernel listener creation
mptcp: fix locking for setsockopt corner-case
mptcp: do not wait for bare sockets' timeout
net: ethernet: mtk_eth_soc: fix DSA TX tag hwaccel for switch port 0
nfp: ethtool: fix the bug of setting unsupported port speed
txhash: fix sk->sk_txrehash default
net: ethernet: mtk_eth_soc: fix wrong parameters order in __xdp_rxq_info_reg()
net: ethernet: mtk_eth_soc: enable special tag when any MAC uses DSA
net: sched: sch: Fix off by one in htb_activate_prios()
igc: Add ndo_tx_timeout support
net: mana: Fix accessing freed irq affinity_hint
hv_netvsc: Allocate memory in netvsc_dma_map() with GFP_ATOMIC
...
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git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid
Pull HID fixes from Benjamin Tissoires:
- fix potential infinite loop with a badly crafted HID device (Xin
Zhao)
- fix regression from 6.1 in USB logitech devices potentially making
their mouse wheel not working (Bastien Nocera)
- clean up in AMD sensors, which fixes a long time resume bug (Mario
Limonciello)
- few device small fixes and quirks
* tag 'for-linus-2023020901' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
HID: Ignore battery for ELAN touchscreen 29DF on HP
HID: amd_sfh: if no sensors are enabled, clean up
HID: logitech: Disable hi-res scrolling on USB
HID: core: Fix deadloop in hid_apply_multiplier.
HID: Ignore battery for Elan touchscreen on Asus TP420IA
HID: elecom: add support for TrackBall 056E:011C
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Add mediatek,rx-latch-latency-ns property which adjust data read
latch latency in the unit of nanoseconds.
Signed-off-by: Xiangsheng Hou <xiangsheng.hou@mediatek.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230201020921.26712-6-xiangsheng.hou@mediatek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add dt-bindings documentation of SPI NAND controller
for MediaTek MT7986 SoC platform. And add optional
nfi_hclk property which is needed for MT7986.
Signed-off-by: Xiangsheng Hou <xiangsheng.hou@mediatek.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230201020921.26712-4-xiangsheng.hou@mediatek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add snfi sample delay and read latency adjustment which can get
from dts property.
Signed-off-by: Xiangsheng Hou <xiangsheng.hou@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230201020921.26712-5-xiangsheng.hou@mediatek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add optional nfi_hclk which is needed for MT7986.
Signed-off-by: Xiangsheng Hou <xiangsheng.hou@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230201020921.26712-3-xiangsheng.hou@mediatek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Change default page format to setup default setting since the sector
size 1024 on MT7986 will lead to probe fail.
Signed-off-by: Xiangsheng Hou <xiangsheng.hou@mediatek.com>
Link: https://lore.kernel.org/r/20230201020921.26712-2-xiangsheng.hou@mediatek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Pull cifx fix from Steve French:
"Small fix for use after free"
* tag '6.2-rc8-smb3-client-fix' of git://git.samba.org/sfrench/cifs-2.6:
cifs: Fix use-after-free in rdata->read_into_pages()
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UEFI v2.10 extends the EFI memory attributes table with a flag that
indicates whether or not all RuntimeServicesCode regions were
constructed with BTI landing pads, permitting the OS to map these
regions with BTI restrictions enabled.
So let's take this into account on arm64.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Will Deacon <will@kernel.org>
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Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.")
the driver core allows the usage of const struct kobj_type.
Take advantage of this to constify the structure definitions to prevent
modification at runtime.
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20230208-kobj_type-block-v1-1-0b3eafd7d983@weissschuh.net
Signed-off-by: Jens Axboe <axboe@kernel.dk>
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Zero-length arrays are deprecated[1]. Replace struct i40e_lump_tracking's
"list" 0-length array with a flexible array. Detected with GCC 13,
using -fstrict-flex-arrays=3:
In function 'i40e_put_lump',
inlined from 'i40e_clear_interrupt_scheme' at drivers/net/ethernet/intel/i40e/i40e_main.c:5145:2:
drivers/net/ethernet/intel/i40e/i40e_main.c:278:27: warning: array subscript <unknown> is outside array bounds of 'u16[0]' {aka 'short unsigned int[]'} [-Warray-bounds=]
278 | pile->list[i] = 0;
| ~~~~~~~~~~^~~
drivers/net/ethernet/intel/i40e/i40e.h: In function 'i40e_clear_interrupt_scheme':
drivers/net/ethernet/intel/i40e/i40e.h:179:13: note: while referencing 'list'
179 | u16 list[0];
| ^~~~
[1] https://www.kernel.org/doc/html/latest/process/deprecated.html#zero-length-and-one-element-arrays
Cc: Jesse Brandeburg <jesse.brandeburg@intel.com>
Cc: Tony Nguyen <anthony.l.nguyen@intel.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Paolo Abeni <pabeni@redhat.com>
Cc: "Gustavo A. R. Silva" <gustavoars@kernel.org>
Cc: intel-wired-lan@lists.osuosl.org
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Tested-by: Gurucharan G <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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In i40e_status removal patches, i40e_status conversion
to strings was removed in order to easily refactor
the code to use standard errornums. This however made it
more difficult for read error logs.
Use %pe formatter to print error messages in human-readable
format.
Signed-off-by: Jan Sokolowski <jan.sokolowski@intel.com>
Tested-by: Gurucharan G <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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To prepare for removal of i40e_status, change the variables
from i40e_status to int. This eases the transition when values
are changed to return standard int error codes over enum i40e_status.
As such changes often also change variable orders, a cleanup
is also applied here to make variables conform to RCT and
some lines are also reformatted where applicable.
Signed-off-by: Jan Sokolowski <jan.sokolowski@intel.com>
Tested-by: Gurucharan G <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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Remove the i40e_stat_str() function which prints the string
representation of the i40e_status error code. With upcoming changes
moving away from i40e_status, there will be no need for this function
Signed-off-by: Jan Sokolowski <jan.sokolowski@intel.com>
Tested-by: Gurucharan G <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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In an effort to remove i40e status codes and replace them
with standard kernel errornums, unused values of i40e_status_code
were removed.
Signed-off-by: Jan Sokolowski <jan.sokolowski@intel.com>
Tested-by: Gurucharan G <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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It seems that SM8550 ADSP remote processor uses two IOMMUs.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230206150532.513468-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
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The WCD9340 audio codec appears on Slimbus twice: as IFD device without
properties and the actual audio-codec referencing the former via
wcd9340_ifd. Allow in the binding both versions to fix several warnings
like:
sdm850-samsung-w737.dtb: ifd@0,0: 'reset-gpios' is a required property
sdm850-samsung-w737.dtb: ifd@0,0: 'slim-ifc-dev' is a required property
sdm850-samsung-w737.dtb: ifd@0,0: 'interrupt-controller' is a required property
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230206180805.6621-3-krzysztof.kozlowski@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
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The "slim-ifc-dev" property should not be just "true", because it allows
any type.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230206180805.6621-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
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Reference common DAI properties to fix:
sdm845-db845c.dtb: speaker@0,1: 'sound-name-prefix' does not match any of the regexes: 'pinctrl-[0-9]+'
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230206180805.6621-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
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This is the initial codec driver for rt712 SDCA (Jack+Amp topology).
The host should connect with rt712 SdW1 interface.
Signed-off-by: Shuming Fan <shumingf@realtek.com>
Link: https://lore.kernel.org/r/20230207090946.20659-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Simple-card/audio-graph-card drivers do not handle MCLK clock when it
is specified in the codec device node. The expectation here is that,
the codec should actually own up the MCLK clock and do necessary setup
in the driver.
This is inspired from,
commit dbf54a953435 ("ASoC: rt5659: Update MCLK rate in set_sysclk()").
Cc: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Link: https://lore.kernel.org/r/1675953417-8686-2-git-send-email-spujar@nvidia.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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We have this check to make sure we don't accidentally add older devices
that may have disappeared and re-appeared with an older generation from
being added to an fs_devices (such as a replace source device). This
makes sense, we don't want stale disks in our file system. However for
single disks this doesn't really make sense.
I've seen this in testing, but I was provided a reproducer from a
project that builds btrfs images on loopback devices. The loopback
device gets cached with the new generation, and then if it is re-used to
generate a new file system we'll fail to mount it because the new fs is
"older" than what we have in cache.
Fix this by freeing the cache when closing the device for a single device
filesystem. This will ensure that the mount command passed device path is
scanned successfully during the next mount.
CC: stable@vger.kernel.org # 5.10+
Reported-by: Daan De Meyer <daandemeyer@fb.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
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