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2017-06-05scsi_debug: switch to uuid_tChristoph Hellwig
Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05nvme: switch to uuid_tChristoph Hellwig
Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05sysctl: switch to use uuid_tChristoph Hellwig
Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05partitions/ldm: switch to use uuid_tChristoph Hellwig
And the uuid helpers. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05overlayfs: use uuid_t instead of uuid_beChristoph Hellwig
Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05fs: switch ->s_uuid to uuid_tChristoph Hellwig
For some file systems we still memcpy into it, but in various places this already allows us to use the proper uuid helpers. More to come.. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Acked-by: Mimi Zohar <zohar@linux.vnet.ibm.com> (Changes to IMA/EVM) Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05ima/policy: switch to use uuid_tChristoph Hellwig
Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Acked-by: Mimi Zohar <zohar@linux.vnet.ibm.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05block: remove blk_part_pack_uuidChristoph Hellwig
This helper was only used by IMA of all things, which would get spurious errors if CONFIG_BLOCK is disabled. Just opencode the call there. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Acked-by: Mimi Zohar <zohar@linux.vnet.ibm.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05xfs: use the common helper uuid_is_null()Amir Goldstein
Use the common helper uuid_is_null() and remove the xfs specific helper uuid_is_nil(). The common helper does not check for the NULL pointer value as xfs helper did, but xfs code never calls the helper with a pointer that can be NULL. Conform comments and warning strings to use the term 'null uuid' instead of 'nil uuid', because this is the terminology used by lib/uuid.c and its users. It is also the terminology used in userspace by libuuid and xfsprogs. Signed-off-by: Amir Goldstein <amir73il@gmail.com> [hch: remove now unused uuid.[ch]] Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Brian Foster <bfoster@redhat.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05xfs: remove uuid_getnodeuniq and xfs_uu_tChristoph Hellwig
Opencode uuid_getnodeuniq in the only caller, and directly decode the uuid_t representation instead of using a structure cast for it. Signed-off-by: Christoph Hellwig <hch@lst.de>
2017-06-05S390/sysinfo: use uuid_is_null instead of opencoding itChristoph Hellwig
And switch to use uuid_t instead of the old uuid_be type. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05uuid: hoist uuid_is_null() helper from libnvdimmChristoph Hellwig
Hoist the libnvdimm helper as an inline helper to linux/uuid.h using an auxiliary const variable uuid_null in lib/uuid.c. [hch: also add the guid variant. Both do the same but I'd like to keep casts to a minimum] The common helper uses the new abstract type uuid_t * instead of u8 *. Suggested-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Amir Goldstein <amir73il@gmail.com> [hch: added guid_is_null] Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Dan Williams <dan.j.williams@intel.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05uuid: hoist helpers uuid_equal() and uuid_copy() from xfsChristoph Hellwig
These helper are used to compare and copy two uuid_t type objects. Signed-off-by: Amir Goldstein <amir73il@gmail.com> [hch: also provide the respective guid_ versions] Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05uuid: don't export guid_index and uuid_indexChristoph Hellwig
These are only used in uuid.c and vsprintf.c and aren't something modules should use directly. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05uuid: rename uuid typesChristoph Hellwig
Our "little endian" UUID really is a Wintel GUID, so rename it and its helpers such (guid_t). The big endian UUID is the only true one, so give it the name uuid_t. The uuid_le and uuid_be names are retained for now, but will hopefully go away soon. The exception to that are the _cmp helpers that will be replaced by better primitives ASAP and thus don't get the new names. Also the _to_bin helpers are named to match the better named uuid_parse routine in userspace. Also remove the existing typedef in XFS that's now been superceeded by the generic type name. Signed-off-by: Christoph Hellwig <hch@lst.de> [andy: also update the UUID_LE/UUID_BE macros including fallout] Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2017-06-05uuid: remove uuid_be defintions from the uapi headerChristoph Hellwig
We don't use uuid_be and the UUID_BE constants in any uapi headers, so make them private to the kernel. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05nfsd: namespace-prefix uuid_parseChristoph Hellwig
Signed-off-by: Christoph Hellwig <hch@lst.de>
2017-06-05md: namespace private helper namesAmir Goldstein
The md private helper uuid_equal() collides with a generic helper of the same name. Rename the md private helper to md_uuid_equal() and do the same for md_sb_equal(). Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Shaohua Li <shli@kernel.org> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2017-06-05xfs: use uuid_be to implement the uuid_t typeChristoph Hellwig
Use the generic Linux definition to implement our UUID type, this will allow using more generic infrastructure in the future. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Brian Foster <bfoster@redhat.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
2017-06-05xfs: use uuid_copy() helper to abstract uuid_tAmir Goldstein
uuid_t definition is about to change. Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Brian Foster <bfoster@redhat.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
2017-06-05uuid,afs: move struct uuid_v1 back into afsChristoph Hellwig
This essentially is a partial revert of commit ff548773 ("afs: Move UUID struct to linux/uuid.h") and moves struct uuid_v1 back into fs/afs as struct afs_uuid. It however keeps it as big endian structure so that we can use the normal uuid generation helpers when casting to/from struct afs_uuid. The V1 uuid intrepretation in struct form isn't really useful to the rest of the kernel, and not really compatible to it either, so move it back to AFS instead of polluting the global uuid.h. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: David Howells <dhowells@redhat.com>
2017-06-05net: Update TCP congestion control documentationAnmol Sarma
Update tcp.txt to fix mandatory congestion control ops and default CCA selection. Also, fix comment in tcp.h for undo_cwnd. Signed-off-by: Anmol Sarma <me@anmolsarma.in> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-05cpufreq: intel_pstate: Avoid division by 0 in min_perf_pct_min()Rafael J. Wysocki
Commit c5a2ee7dde89 (cpufreq: intel_pstate: Active mode P-state limits rework) incorrectly assumed that pstate.turbo_pstate would always be nonzero for CPU0 in min_perf_pct_min() if cpufreq_register_driver() had succeeded which may not be the case in virtualized environments. If that assumption doesn't hold, it leads to an early crash on boot in intel_pstate_register_driver(), so add a sanity check to min_perf_pct_min() to prevent the crash from happening. Fixes: c5a2ee7dde89 (cpufreq: intel_pstate: Active mode P-state limits rework) Reported-and-tested-by: Jongman Heo <jongman.heo@samsung.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-06-05ARM: 8677/1: boot/compressed: fix decompressor header layout for v7-MArd Biesheuvel
As reported by Patrice, the header layout of the decompressor is incorrect when building for v7-M. In this case, the __nop macro resolves to 'mov r0, r0', which is emitted as a narrow encoding, resulting in the header data fields to end up at lower offsets than required. Given the variety of targets we need to support with the same code, the startup sequence is a bit of a jumble, and uses instructions and macros whose encoding widths cannot be specified (badr), or only exist in a narrow encoding (bx) So force the use of a wide encoding in __nop, and replace the start sequence with a simple jump to the label marking the start of code, preceded by a Thumb2 mode switch if required (using explicit wide encodings where appropriate). The label itself can be moved to the start of code [where it belongs] due to the larger range of branch instructions as compared to adr instructions. Reported-by: Patrice CHOTARD <patrice.chotard@st.com> Acked-by: Nicolas Pitre <nico@linaro.org> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
2017-06-05ARM: 8676/1: NOMMU: provide pgprot_device() macroVladimir Murzin
NOMMU build leads to the following error: CC drivers/pci/mmap.o drivers/pci/mmap.c: In function 'pci_mmap_resource_range': drivers/pci/mmap.c:60:3: error: implicit declaration of function 'pgprot_device' [-Werror=implicit-function-declaration] vma->vm_page_prot = pgprot_device(vma->vm_page_prot); ^ cc1: some warnings being treated as errors scripts/Makefile.build:302: recipe for target 'drivers/pci/mmap.o' failed make[2]: *** [drivers/pci/mmap.o] Error 1 scripts/Makefile.build:561: recipe for target 'drivers/pci' failed make[1]: *** [drivers/pci] Error 2 Makefile:1016: recipe for target 'drivers' failed make: *** [drivers] Error 2 Fix it with support of pgprot_device() macro for NOMMU. Fixes: 00d2904ffeac ("ARM/PCI: Use generic pci_mmap_resource_range()") Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com> Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
2017-06-05x86/cpu/cyrix: Add alternative Device ID of Geode GX1 SoCChristian Sünkenberg
A SoC variant of Geode GX1, notably NSC branded SC1100, seems to report an inverted Device ID in its DIR0 configuration register, specifically 0xb instead of the expected 0x4. Catch this presumably quirky version so it's properly recognized as GX1 and has its cache switched to write-back mode, which provides a significant performance boost in most workloads. SC1100's datasheet "Geode™ SC1100 Information Appliance On a Chip", states in section 1.1.7.1 "Device ID" that device identification values are specified in SC1100's device errata. These, however, seem to not have been publicly released. Wading through a number of boot logs and /proc/cpuinfo dumps found on pastebin and blogs, this patch should mostly be relevant for a number of now admittedly aging Soekris NET4801 and PC Engines WRAP devices, the latter being the platform this issue was discovered on. Performance impact was verified using "openssl speed", with write-back caching scaling throughput between -3% and +41%. Signed-off-by: Christian Sünkenberg <christian.suenkenberg@student.kit.edu> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/1496596719.26725.14.camel@student.kit.edu Signed-off-by: Ingo Molnar <mingo@kernel.org>
2017-06-05powerpc/kernel: Fix FP and vector register restorationBreno Leitao
Currently tsk->thread->load_vec and load_fp are not initialized during task creation, which can lead to garbage values in these variables (non-zero values). These variables will be checked later in restore_math() to validate if the FP and vector registers are being utilized. Since these values might be non-zero, the restore_math() will continue to save the FP and vectors even if they were never utilized by the userspace application. load_fp and load_vec counters will then overflow (they wrap at 255) and the FP and Altivec will be finally disabled, but before that condition is reached (counter overflow) several context switches will have restored FP and vector registers without need, causing a performance degradation. Fixes: 70fe3d980f5f ("powerpc: Restore FPU/VEC/VSX if previously used") Cc: stable@vger.kernel.org # v4.6+ Signed-off-by: Breno Leitao <leitao@debian.org> Signed-off-by: Gustavo Romero <gusbromero@gmail.com> Acked-by: Anton Blanchard <anton@samba.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2017-06-04net/mlx4: Fix the check in attaching steering rulesTalat Batheesh
Our previous patch (cited below) introduced a regression for RAW Eth QPs. Fix it by checking if the QP number provided by user-space exists, hence allowing steering rules to be added for valid QPs only. Fixes: 89c557687a32 ("net/mlx4_en: Avoid adding steering rules with invalid ring") Reported-by: Or Gerlitz <gerlitz.or@gmail.com> Signed-off-by: Talat Batheesh <talatb@mellanox.com> Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Acked-by: Or Gerlitz <ogerlitz@mellanox.com> Reviewed-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-04sit: reload iphdr in ipip6_rcvHaishuang Yan
Since iptunnel_pull_header() can call pskb_may_pull(), we must reload any pointer that was related to skb->head. Fixes: a09a4c8dd1ec ("tunnels: Remove encapsulation offloads on decap") Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-04net: ping: do not abuse udp_poll()Eric Dumazet
Alexander reported various KASAN messages triggered in recent kernels The problem is that ping sockets should not use udp_poll() in the first place, and recent changes in UDP stack finally exposed this old bug. Fixes: c319b4d76b9e ("net: ipv4: add IPPROTO_ICMP socket kind") Fixes: 6d0bfe226116 ("net: ipv6: Add IPv6 support to the ping socket.") Signed-off-by: Eric Dumazet <edumazet@google.com> Reported-by: Sasha Levin <alexander.levin@verizon.com> Cc: Solar Designer <solar@openwall.com> Cc: Vasiliy Kulikov <segoon@openwall.com> Cc: Lorenzo Colitti <lorenzo@google.com> Acked-By: Lorenzo Colitti <lorenzo@google.com> Tested-By: Lorenzo Colitti <lorenzo@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-04net: dsa: Fix stale cpu_switch reference after unbind then bindFlorian Fainelli
Commit 9520ed8fb841 ("net: dsa: use cpu_switch instead of ds[0]") replaced the use of dst->ds[0] with dst->cpu_switch since that is functionally equivalent, however, we can now run into an use after free scenario after unbinding then rebinding the switch driver. The use after free happens because we do correctly initialize dst->cpu_switch the first time we probe in dsa_cpu_parse(), then we unbind the driver: dsa_dst_unapply() is called, and we rebind again. dst->cpu_switch now points to a freed "ds" structure, and so when we finally dereference it in dsa_cpu_port_ethtool_setup(), we oops. To fix this, simply set dst->cpu_switch to NULL in dsa_dst_unapply() which guarantees that we always correctly re-assign dst->cpu_switch in dsa_cpu_parse(). Fixes: 9520ed8fb841 ("net: dsa: use cpu_switch instead of ds[0]") Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-04ipv6: Fix leak in ipv6_gso_segment().David S. Miller
If ip6_find_1stfragopt() fails and we return an error we have to free up 'segs' because nobody else is going to. Fixes: 2423496af35d ("ipv6: Prevent overrun when parsing v6 header options") Reported-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-04geneve: fix needed_headroom and max_mtu for collect_metadataEric Garver
Since commit 9b4437a5b870 ("geneve: Unify LWT and netdev handling.") when using COLLECT_METADATA geneve devices are created with too small of a needed_headroom and too large of a max_mtu. This is because ip_tunnel_info_af() is not valid with the device level info when using COLLECT_METADATA and we mistakenly fall into the IPv4 case. For COLLECT_METADATA, always use the worst case of ipv6 since both sockets are created. Fixes: 9b4437a5b870 ("geneve: Unify LWT and netdev handling.") Signed-off-by: Eric Garver <e@erig.me> Acked-by: Pravin B Shelar <pshelar@ovn.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-04sock: reset sk_err when the error queue is emptySoheil Hassas Yeganeh
Prior to f5f99309fa74 (sock: do not set sk_err in sock_dequeue_err_skb), sk_err was reset to the error of the skb on the head of the error queue. Applications, most notably ping, are relying on this behavior to reset sk_err for ICMP packets. Set sk_err to the ICMP error when there is an ICMP packet at the head of the error queue. Fixes: f5f99309fa74 (sock: do not set sk_err in sock_dequeue_err_skb) Reported-by: Cyril Hrubis <chrubis@suse.cz> Tested-by: Cyril Hrubis <chrubis@suse.cz> Signed-off-by: Soheil Hassas Yeganeh <soheil@google.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: Willem de Bruijn <willemb@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-04amd-xgbe: use PAGE_ALLOC_COSTLY_ORDER in xgbe_map_rx_bufferMichal Hocko
xgbe_map_rx_buffer is rather confused about what PAGE_ALLOC_COSTLY_ORDER means. It uses PAGE_ALLOC_COSTLY_ORDER-1 assuming that PAGE_ALLOC_COSTLY_ORDER is the first costly order which is not the case actually because orders larger than that are costly. And even that applies only to sleeping allocations which is not the case here. We simply do not perform any costly operations like reclaim or compaction for those. Simplify the code by dropping the order calculation and use PAGE_ALLOC_COSTLY_ORDER directly. Signed-off-by: Michal Hocko <mhocko@suse.com> Acked-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-04ip6_tunnel: fix traffic class routing for tunnelsLiam McBirnie
ip6_route_output() requires that the flowlabel contains the traffic class for policy routing. Commit 0e9a709560db ("ip6_tunnel, ip6_gre: fix setting of DSCP on encapsulated packets") removed the code which previously added the traffic class to the flowlabel. The traffic class is added here because only route lookup needs the flowlabel to contain the traffic class. Fixes: 0e9a709560db ("ip6_tunnel, ip6_gre: fix setting of DSCP on encapsulated packets") Signed-off-by: Liam McBirnie <liam.mcbirnie@boeing.com> Acked-by: Peter Dawson <peter.a.dawson@boeing.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-04Linux 4.12-rc4v4.12-rc4Linus Torvalds
2017-06-04fs/ufs: Set UFS default maximum bytes per fileRichard Narron
This fixes a problem with reading files larger than 2GB from a UFS-2 file system: https://bugzilla.kernel.org/show_bug.cgi?id=195721 The incorrect UFS s_maxsize limit became a problem as of commit c2a9737f45e2 ("vfs,mm: fix a dead loop in truncate_inode_pages_range()") which started using s_maxbytes to avoid a page index overflow in do_generic_file_read(). That caused files to be truncated on UFS-2 file systems because the default maximum file size is 2GB (MAX_NON_LFS) and UFS didn't update it. Here I simply increase the default to a common value used by other file systems. Signed-off-by: Richard Narron <comet.berkeley@gmail.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Will B <will.brokenbourgh2877@gmail.com> Cc: Theodore Ts'o <tytso@mit.edu> Cc: <stable@vger.kernel.org> # v4.9 and backports of c2a9737f45e2 Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2017-06-04net: qcom/emac: do not use hardware mdio automatic pollingTimur Tabi
Use software polling (PHY_POLL) to check for link state changes instead of relying on the EMAC's hardware polling feature. Some PHY drivers are unable to get a functioning link because the HW polling is not robust enough. The EMAC is able to poll the PHY on the MDIO bus looking for link state changes (via the Link Status bit in the Status Register at address 0x1). When the link state changes, the EMAC triggers an interrupt and tells the driver what the new state is. The feature eliminates the need for software to poll the MDIO bus. Unfortunately, this feature is incompatible with phylib, because it ignores everything that the PHY core and PHY drivers are trying to do. In particular: 1. It assumes a compatible register set, so PHYs with different registers may not work. 2. It doesn't allow for hardware errata that have work-arounds implemented in the PHY driver. 3. It doesn't support multiple register pages. If the PHY core switches the register set to another page, the EMAC won't know the page has changed and will still attempt to read the same PHY register. 4. It only checks the copper side of the link, not the SGMII side. Some PHY drivers (e.g. at803x) may also check the SGMII side, and report the link as not ready during autonegotiation if the SGMII link is still down. Phylib then waits for another interrupt to query the PHY again, but the EMAC won't send another interrupt because it thinks the link is up. Cc: stable@vger.kernel.org # 4.11.x Tested-by: Manoj Iyer <manoj.iyer@canonical.com> Signed-off-by: Timur Tabi <timur@codeaurora.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-04Merge tag 'nfs-for-4.12-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfsLinus Torvalds
Pull NFS client bugfixes from Trond Myklebust: "Bugfixes include: - Fix a typo in commit e092693443b ("NFS append COMMIT after synchronous COPY") that breaks copy offload - Fix the connect error propagation in xs_tcp_setup_socket() - Fix a lock leak in nfs40_walk_client_list - Verify that pNFS requests lie within the offset range of the layout segment" * tag 'nfs-for-4.12-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: nfs: Mark unnecessarily extern functions as static SUNRPC: ensure correct error is reported by xs_tcp_setup_socket() NFSv4.0: Fix a lock leak in nfs40_walk_client_list pnfs: Fix the check for requests in range of layout segment xprtrdma: Delete an error message for a failed memory allocation in xprt_rdma_bc_setup() pNFS/flexfiles: missing error code in ff_layout_alloc_lseg() NFS fix COMMIT after COPY
2017-06-04Merge tag 'tty-4.12-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty Pull tty fix from Greg KH: "Here is a single tty core fix for 4.12-rc4. It reverts a patch that a lot of people reported as causing lockdep and other warnings. Right after I reverted this in my tree, it seems like another "correct" fix might have shown up, but it's too late in the release cycle to be messing with tty core locking, so let's just revert this for now to go back how things always have been and try it again for 4.13. This has not been in linux-next as I only reverted it a few hours ago" * tag 'tty-4.12-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: Revert "tty: fix port buffer locking"
2017-06-04Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input Pull input subsystem fixes from Dmitry Torokhov: - a couple of regression fixes in synaptics and axp20x-pek drivers - try to ease transition from PS/2 to RMI for Synaptics touchpad users by ensuring we do not try to activate RMI mode when RMI SMBus support is not enabled, and nag users a bit to enable it - plus a couple of other changes that seemed worthwhile for this release * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: axp20x-pek - switch to acpi_dev_present and check for ACPI0011 too Input: axp20x-pek - only check for "INTCFD9" ACPI device on Cherry Trail Input: tm2-touchkey - use LEN_ON as boolean value instead of LED_FULL Input: synaptics - tell users to report when they should be using rmi-smbus Input: synaptics - warn the users when there is a better mode Input: synaptics - keep PS/2 around when RMI4_SMB is not enabled Input: synaptics - clear device info before filling in Input: silead - disable interrupt during suspend
2017-06-04Merge tag 'rtc-4.12-2' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux Pull RTC fixlet from Alexandre Belloni: "A single patch, not really a fix but I don't think there is any reason to delay it. Change the mailing list address" * tag 'rtc-4.12-2' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux: MAINTAINERS: update RTC mailing list
2017-06-04[media] rc-core: race condition during ir_raw_event_register()Sean Young
A rc device can call ir_raw_event_handle() after rc_allocate_device(), but before rc_register_device() has completed. This is racey because rcdev->raw is set before rcdev->raw->thread has a valid value. Cc: stable@kernel.org Reported-by: kbuild test robot <fengguang.wu@intel.com> Signed-off-by: Sean Young <sean@mess.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-04[media] cec: drop MEDIA_CEC_DEBUGHans Verkuil
Just depend on DEBUG_FS, no need to invent a new kernel config. Especially since CEC can be enabled by drm without enabling MEDIA_SUPPORT. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-04[media] cec: rename MEDIA_CEC_NOTIFIER to CEC_NOTIFIERHans Verkuil
This config option is strictly speaking independent of the media subsystem since it can be used by drm as well. Besides, it looks odd when drivers select CEC_CORE and MEDIA_CEC_NOTIFIER, that's inconsistent naming. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-04[media] cec: select CEC_CORE instead of depend on itHans Verkuil
The CEC framework is used by both drm and media. That makes it tricky to get the dependencies right. This patch moves the CEC_CORE and MEDIA_CEC_NOTIFIER config options out of the media menu and instead drivers that want to use CEC should select CEC_CORE and MEDIA_CEC_NOTIFIER (if needed). Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-04[media] rainshadow-cec: ensure exit_loop is intializedColin Ian King
exit_loop is not being initialized, so it contains garbage. Ensure it is initialized to false. Detected by CoverityScan, CID#1436409 ("Uninitialized scalar variable") Fixes: ea6a69defd3311 ("[media] rainshadow-cec: avoid -Wmaybe-uninitialized warning") Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-04[media] atomisp: don't treat warnings as errorsMauro Carvalho Chehab
Several atomisp files use: ccflags-y += -Werror As, on media, our usual procedure is to use W=1, and atomisp has *a lot* of warnings with such flag enabled,like: ./drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/system_local.h:62:26: warning: 'DDR_BASE' defined but not used [-Wunused-const-variable=] At the end, it causes our build to fail, impacting our workflow. So, remove this crap. If one wants to force -Werror, he can still build with it enabled by passing a parameter to make. Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-06-04Merge tag 'scsi-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull SCSI fixes from James Bottomley: "This is nine fixes, seven of which are for the qedi driver (new as of 4.10) the other two are a use after free in the cxgbi drivers and a potential NULL dereference in the rdac device handler" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: libcxgbi: fix skb use after free scsi: qedi: Fix endpoint NULL panic during recovery. scsi: qedi: set max_fin_rt default value scsi: qedi: Set firmware tcp msl timer value. scsi: qedi: Fix endpoint NULL panic in qedi_set_path. scsi: qedi: Set dma_boundary to 0xfff. scsi: qedi: Correctly set firmware max supported BDs. scsi: qedi: Fix bad pte call trace when iscsiuio is stopped. scsi: scsi_dh_rdac: Use ctlr directly in rdac_failover_get()