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2013-11-10bcache: Break up struct searchKent Overstreet
With all the recent refactoring around struct btree op struct search has gotten rather large. But we can now easily break it up in a different way - we break out struct btree_insert_op which is for inserting data into the cache, and that's now what the copying gc code uses - struct search is now specific to request.c Signed-off-by: Kent Overstreet <kmo@daterainc.com>
2013-11-11vlan: Implement vlan_dev_get_egress_qos_mask as an inline.David S. Miller
This is to avoid very silly Kconfig dependencies for modules using this routine. Signed-off-by: David S. Miller <davem@davemloft.net>
2013-11-11netfilter: push reasm skb through instead of original frag skbsJiri Pirko
Pushing original fragments through causes several problems. For example for matching, frags may not be matched correctly. Take following example: <example> On HOSTA do: ip6tables -I INPUT -p icmpv6 -j DROP ip6tables -I INPUT -p icmpv6 -m icmp6 --icmpv6-type 128 -j ACCEPT and on HOSTB you do: ping6 HOSTA -s2000 (MTU is 1500) Incoming echo requests will be filtered out on HOSTA. This issue does not occur with smaller packets than MTU (where fragmentation does not happen) </example> As was discussed previously, the only correct solution seems to be to use reassembled skb instead of separete frags. Doing this has positive side effects in reducing sk_buff by one pointer (nfct_reasm) and also the reams dances in ipvs and conntrack can be removed. Future plan is to remove net/ipv6/netfilter/nf_conntrack_reasm.c entirely and use code in net/ipv6/reassembly.c instead. Signed-off-by: Jiri Pirko <jiri@resnulli.us> Acked-by: Julian Anastasov <ja@ssi.bg> Signed-off-by: Marcelo Ricardo Leitner <mleitner@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2013-11-11Merge tag 'gfs2-merge-window' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-nmw Pull gfs2 updates from Steven Whitehouse: "The main feature of interest this time is quota updates. There are some clean ups and some patches to use the new generic lru list code. There is still plenty of scope for some further changes in due course - faster lookups of quota structures is very much on the todo list. Also, a start has been made towards the more tricky issue of using the generic lru code with glocks, but that will have to be completed in a subsequent merge window. The other, more minor feature, is that there have been a number of performance patches which relate to block allocation. In particular they will improve performance when the disk is nearly full" * tag 'gfs2-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-nmw: GFS2: Use generic list_lru for quota GFS2: Rename quota qd_lru_lock qd_lock GFS2: Use reflink for quota data cache GFS2: Use lockref for glocks GFS2: Protect quota sync generation GFS2: Inline qd_trylock into gfs2_quota_unlock GFS2: Make two similar quota code fragments into a function GFS2: Remove obsolete quota tunable GFS2: Move gfs2_icbit_munge into quota.c GFS2: Speed up starting point selection for block allocation GFS2: Add allocation parameters structure GFS2: Clean up reservation removal GFS2: fix dentry leaks GFS2: new function gfs2_rbm_incr GFS2: Introduce rbm field bii GFS2: Do not reset flags on active reservations GFS2: introduce bi_blocks for optimization GFS2: optimize rbm_from_block wrt bi_start GFS2: d_splice_alias() can't return error
2013-11-10Merge tag 'bdw-stage1-2013-11-08-v2' of ↵Dave Airlie
git://people.freedesktop.org/~danvet/drm-intel into drm-next So here's the Broadwell pull request. From a kernel driver pov there's two areas with big changes in Broadwell: - Completely new enumerated interrupt bits. On the plus side it now looks fairly unform and sane. - Completely new pagetable layout. To ensure minimal impact on existing platforms we've refactored both the irq and low-level gtt handling code a lot in anticipation of the bdw push. So now bdw enabling in these areas just plugs in a bunch of vfuncs. Otherwise it's all fairly harmless adjusting of switch cases and if-ladders to shovel bdw into the right blocks. So minimized impact on existing platforms. I've also merged the bdw-stage1 branch into our -nightly integration branch for the past week to make sure we don't break anything. Note that there's still quite a flurry or patches floating around, but I've figured I'll push this out. I plan to keep the bdw fixes separate from my usual -fixes stream so that you can reject them easily in case it still looks like too much churn. Also, bdw is for now hidden behind the preliminary hw enabling module option. So there's no real pressure to get follow-up patches all into 3.13. * tag 'bdw-stage1-2013-11-08-v2' of git://people.freedesktop.org/~danvet/drm-intel: (75 commits) drm/i915: Mask the vblank interrupt on bdw by default drm/i915: Wire up cpu fifo underrun reporting support for bdw drm/i915: Optimize gen8_enable|disable_vblank functions drm/i915: Wire up pipe CRC support for bdw drm/i915: Wire up PCH interrupts for bdw drm/i915: Wire up port A aux channel drm/i915: Fix up the bdw pipe interrupt enable lists drm/i915: Optimize pipe irq handling on bdw drm/i915/bdw: Take render error interrupt out of the mask drm/i915/bdw: Add BDW PCH check first drm/i915: Use hsw_crt_get_config on BDW drm/i915/bdw: Change dp aux timeout to 600us on DDIA drm/i915/bdw: Enable trickle feed on Broadwell drm/i915/bdw: WaSingleSubspanDispatchOnAALinesAndPoints drm/i915/bdw: conservative SBE VUE cache mode drm/i915/bdw: Limit SDE poly depth FIFO to 2 drm/i915/bdw: Sampler power bypass disable ddrm/i915/bdw: Disable centroid pixel perf optimization drm/i915/bdw: BWGTLB clock gate disable drm/i915/bdw: Implement edp PSR workarounds ...
2013-11-10Merge tag 'fcoe-3.13' into for-linusJames Bottomley
Pull Request for 3.13 for FCOE tree. Signed-off-by: James Bottomley <JBottomley@Parallels.com>
2013-11-09dm: allow remove to be deferredMikulas Patocka
This patch allows the removal of an open device to be deferred until it is closed. (Previously such a removal attempt would fail.) The deferred remove functionality is enabled by setting the flag DM_DEFERRED_REMOVE in the ioctl structure on DM_DEV_REMOVE or DM_REMOVE_ALL ioctl. On return from DM_DEV_REMOVE, the flag DM_DEFERRED_REMOVE indicates if the device was removed immediately or flagged to be removed on close - if the flag is clear, the device was removed. On return from DM_DEV_STATUS and other ioctls, the flag DM_DEFERRED_REMOVE is set if the device is scheduled to be removed on closure. A device that is scheduled to be deleted can be revived using the message "@cancel_deferred_remove". This message clears the DMF_DEFERRED_REMOVE flag so that the device won't be deleted on close. Signed-off-by: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2013-11-09net_sched: tbf: support of 64bit ratesYang Yingliang
With psched_ratecfg_precompute(), tbf can deal with 64bit rates. Add two new attributes so that tc can use them to break the 32bit limit. Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Suggested-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> Acked-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2013-11-09IB/core: Add Cisco usNIC rdma node and transport typesUpinder Malhi \(umalhi\)
This patch adds new rdma node and new rdma transport, and supporting code used by Cisco's low latency driver called usNIC. usNIC uses its own transport, distinct from IB and iWARP. Signed-off-by: Upinder Malhi <umalhi@cisco.com> Signed-off-by: Jeff Squyres <jsquyres@cisco.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
2013-11-09locks: break delegations on any attribute modificationJ. Bruce Fields
NFSv4 uses leases to guarantee that clients can cache metadata as well as data. Cc: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz> Cc: David Howells <dhowells@redhat.com> Cc: Tyler Hicks <tyhicks@canonical.com> Cc: Dustin Kirkland <dustin.kirkland@gazzang.com> Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09locks: break delegations on linkJ. Bruce Fields
Cc: Tyler Hicks <tyhicks@canonical.com> Cc: Dustin Kirkland <dustin.kirkland@gazzang.com> Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09locks: break delegations on renameJ. Bruce Fields
Cc: David Howells <dhowells@redhat.com> Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09locks: helper functions for delegation breakingJ. Bruce Fields
We'll need the same logic for rename and link. Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09locks: break delegations on unlinkJ. Bruce Fields
We need to break delegations on any operation that changes the set of links pointing to an inode. Start with unlink. Such operations also hold the i_mutex on a parent directory. Breaking a delegation may require waiting for a timeout (by default 90 seconds) in the case of a unresponsive NFS client. To avoid blocking all directory operations, we therefore drop locks before waiting for the delegation. The logic then looks like: acquire locks ... test for delegation; if found: take reference on inode release locks wait for delegation break drop reference on inode retry It is possible this could never terminate. (Even if we take precautions to prevent another delegation being acquired on the same inode, we could get a different inode on each retry.) But this seems very unlikely. The initial test for a delegation happens after the lock on the target inode is acquired, but the directory inode may have been acquired further up the call stack. We therefore add a "struct inode **" argument to any intervening functions, which we use to pass the inode back up to the caller in the case it needs a delegation synchronously broken. Cc: David Howells <dhowells@redhat.com> Cc: Tyler Hicks <tyhicks@canonical.com> Cc: Dustin Kirkland <dustin.kirkland@gazzang.com> Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09locks: implement delegationsJ. Bruce Fields
Implement NFSv4 delegations at the vfs level using the new FL_DELEG lock type. Note nfsd is the only delegation user and is only using read delegations. Warn on any attempt to set a write delegation for now. We'll come back to that case later. Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09locks: introduce new FL_DELEG lock flagJ. Bruce Fields
For now FL_DELEG is just a synonym for FL_LEASE. So this patch doesn't change behavior. Next we'll modify break_lease to treat FL_DELEG leases differently, to account for the fact that NFSv4 delegations should be broken in more situations than Windows oplocks. Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09vfs: rename I_MUTEX_QUOTA now that it's not used for quotasJ. Bruce Fields
I_MUTEX_QUOTA is now just being used whenever we want to lock two non-directories. So the name isn't right. I_MUTEX_NONDIR2 isn't especially elegant but it's the best I could think of. Also fix some outdated documentation. Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09vfs: pull ext4's double-i_mutex-locking into common codeJ. Bruce Fields
We want to do this elsewhere as well. Also catch any attempts to use it for directories (where this ordering would conflict with ancestor-first directory ordering in lock_rename). Cc: Andreas Dilger <adilger.kernel@dilger.ca> Cc: Dave Chinner <david@fromorbit.com> Acked-by: Jeff Layton <jlayton@redhat.com> Acked-by: "Theodore Ts'o" <tytso@mit.edu> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09vfs: split out vfs_getattr_nosecJ. Bruce Fields
The filehandle lookup code wants this version of getattr. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09VFS: Put a small type field into struct dentry::d_flagsDavid Howells
Put a type field into struct dentry::d_flags to indicate if the dentry is one of the following types that relate particularly to pathwalk: Miss (negative dentry) Directory "Automount" directory (defective - no i_op->lookup()) Symlink Other (regular, socket, fifo, device) The type field is set to one of the first five types on a dentry by calls to __d_instantiate() and d_obtain_alias() from information in the inode (if one is given). The type is cleared by dentry_unlink_inode() when it reconstitutes an existing dentry as a negative dentry. Accessors provided are: d_set_type(dentry, type) d_is_directory(dentry) d_is_autodir(dentry) d_is_symlink(dentry) d_is_file(dentry) d_is_negative(dentry) d_is_positive(dentry) A bunch of checks in pathname resolution switched to those. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09constify do_coredump() argumentAl Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09constify copy_siginfo_to_user{,32}()Al Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09... and kill anon_inode_getfile_private()Al Viro
it's a seriously misguided API, now fortunately without users. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09take anon inode allocation to libfs.cAl Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09new helper: dump_align()Al Viro
dump_skip to given alignment... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09dump_skip(): dump_seek() replacement taking coredump_paramsAl Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09switch elf_coredump_extra_notes_write() to dump_emit()Al Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09switch elf_core_write_extra_data() to dump_emit()Al Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09switch elf_core_write_extra_phdrs() to dump_emit()Al Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09new helper: dump_emit()Al Viro
dump_write() analog, takes core_dump_params instead of file, keeps track of the amount written in cprm->written and checks for cprm->limit. Start using it in binfmt_elf.c... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09no need to keep brlock macros anymore...Al Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09get rid of s_files and files_lockAl Viro
The only thing we need it for is alt-sysrq-r (emergency remount r/o) and these days we can do just as well without going through the list of files. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09RCU'd vfsmountsAl Viro
* RCU-delayed freeing of vfsmounts * vfsmount_lock replaced with a seqlock (mount_lock) * sequence number from mount_lock is stored in nameidata->m_seq and used when we exit RCU mode * new vfsmount flag - MNT_SYNC_UMOUNT. Set by umount_tree() when its caller knows that vfsmount will have no surviving references. * synchronize_rcu() done between unlocking namespace_sem in namespace_unlock() and doing pending mntput(). * new helper: legitimize_mnt(mnt, seq). Checks the mount_lock sequence number against seq, then grabs reference to mnt. Then it rechecks mount_lock again to close the race and either returns success or drops the reference it has acquired. The subtle point is that in case of MNT_SYNC_UMOUNT we can simply decrement the refcount and sod off - aforementioned synchronize_rcu() makes sure that final mntput() won't come until we leave RCU mode. We need that, since we don't want to end up with some lazy pathwalk racing with umount() and stealing the final mntput() from it - caller of umount() may expect it to return only once the fs is shut down and we don't want to break that. In other cases (i.e. with MNT_SYNC_UMOUNT absent) we have to do full-blown mntput() in case of mount_lock sequence number mismatch happening just as we'd grabbed the reference, but in those cases we won't be stealing the final mntput() from anything that would care. * mntput_no_expire() doesn't lock anything on the fast path now. Incidentally, SMP and UP cases are handled the same way - no ifdefs there. * normal pathname resolution does *not* do any writes to mount_lock. It does, of course, bump the refcounts of vfsmount and dentry in the very end, but that's it. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-11-09ARM: 7871/1: amba: Extend number of IRQSMichal Simek
Xilinx Zynq pl330 dma driver has 9 irqs which all have to be used by the driver to get it work properly. Signed-off-by: Michal Simek <michal.simek@xilinx.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-11-08scsi_transport_srp: Add periodic reconnect supportBart Van Assche
Add support for periodically reconnecting to an SRP target until the dev_loss timer expires. After the tenth reconnection attempt, gradually slow down subsequent reconnect attempts. Signed-off-by: Bart Van Assche <bvanassche@acm.org> Acked-by: David Dillow <dillowda@ornl.gov> Signed-off-by: Roland Dreier <roland@purestorage.com>
2013-11-08scsi_transport_srp: Add transport layer error handlingBart Van Assche
Add the necessary functions in the SRP transport module to allow an SRP initiator driver to implement transport layer error handling similar to the functionality already provided by the FC transport layer. This includes: - Support for implementing fast_io_fail_tmo, the time that should elapse after having detected a transport layer problem and before failing I/O. - Support for implementing dev_loss_tmo, the time that should elapse after having detected a transport layer problem and before removing a remote port. Signed-off-by: Bart Van Assche <bvanassche@acm.org> Acked-by: David Dillow <dillowda@ornl.gov> Signed-off-by: Roland Dreier <roland@purestorage.com>
2013-11-08IB/srp: Keep rport as long as the IB transport layerBart Van Assche
Keep the rport data structure around after srp_remove_host() has finished until cleanup of the IB transport layer has finished completely. This is necessary because later patches use the rport pointer inside the queuecommand callback. Without this patch accessing the rport from inside a queuecommand callback is racy because srp_remove_host() must be invoked before scsi_remove_host() and because the queuecommand callback could get invoked after srp_remove_host() has finished. In other words, without this patch the queuecommand callback can get invoked after the rport data structure has been freed. Signed-off-by: Bart Van Assche <bvanassche@acm.org> Acked-by: David Dillow <dillowda@ornl.gov> Signed-off-by: Roland Dreier <roland@purestorage.com>
2013-11-08mlx5: Use enum to indicate adapter page sizeEli Cohen
The Connect-IB adapter has an inherent page size which equals 4K. Define an new enum that equals the page shift and use it instead of using the value 12 throughout the code. Signed-off-by: Eli Cohen <eli@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
2013-11-08mlx5: Clear reserved area in set_hca_cap()Eli Cohen
Firmware spec requires reserved fields to be cleared when calling set_hca_cap. Current code queries and copy to the set area, possibly resulting in reserved bits not cleared. This patch copies only writable fields to the set area. Fix also typo - msx => max Signed-off-by: Eli Cohen <eli@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
2013-11-08mlx5: Support communicating arbitrary host page size to firmwareEli Cohen
Connect-IB firmware requires 4K pages to be communicated with the driver. This patch breaks larger pages to 4K units to enable support for architectures utilizing larger page size, such as PowerPC. This patch also fixes several places that referred to PAGE_SHIFT instead of explicit 12 which is the inherent page shift on Connect-IB. Signed-off-by: Eli Cohen <eli@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
2013-11-08IB/mlx5: Multithreaded create MREli Cohen
Use asynchronous commands to execute up to eight concurrent create MR commands. This is to fill memory caches faster so we keep consuming from there. Also, increase timeout for shrinking caches to five minutes. Signed-off-by: Eli Cohen <eli@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
2013-11-08target: Add per device xcopy_lun for copy offload I/ONicholas Bellinger
This patch adds a se_device->xcopy_lun that is used for local copy offload I/O, instead of allocating + initializing a pseudo se_lun for each received EXTENDED_COPY operation. Also, move declaration of struct se_lun + struct se_port_stat_grps ahead of struct se_device. Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2013-11-08Merge remote-tracking branch 'stefano/swiotlb-xen-9.1' into ↵Konrad Rzeszutek Wilk
stable/for-linus-3.13 * stefano/swiotlb-xen-9.1: swiotlb-xen: fix error code returned by xen_swiotlb_map_sg_attrs swiotlb-xen: static inline xen_phys_to_bus, xen_bus_to_phys, xen_virt_to_bus and range_straddles_page_boundary grant-table: call set_phys_to_machine after mapping grant refs arm,arm64: do not always merge biovec if we are running on Xen swiotlb: print a warning when the swiotlb is full swiotlb-xen: use xen_dma_map/unmap_page, xen_dma_sync_single_for_cpu/device xen: introduce xen_dma_map/unmap_page and xen_dma_sync_single_for_cpu/device swiotlb-xen: use xen_alloc/free_coherent_pages xen: introduce xen_alloc/free_coherent_pages arm64/xen: get_dma_ops: return xen_dma_ops if we are running as xen_initial_domain arm/xen: get_dma_ops: return xen_dma_ops if we are running as xen_initial_domain swiotlb-xen: introduce xen_swiotlb_set_dma_mask xen/arm,arm64: enable SWIOTLB_XEN xen: make xen_create_contiguous_region return the dma address xen/x86: allow __set_phys_to_machine for autotranslate guests arm/xen,arm64/xen: introduce p2m arm64: define DMA_ERROR_CODE arm: make SWIOTLB available Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Conflicts: arch/arm/include/asm/dma-mapping.h drivers/xen/swiotlb-xen.c [Conflicts arose b/c "arm: make SWIOTLB available" v8 was in Stefano's branch, while I had v9 + Ack from Russel. I also fixed up white-space issues]
2013-11-08Merge tag 'v3.12-rc5' into stable/for-linus-3.13Konrad Rzeszutek Wilk
Linux 3.12-rc5 Because the Stefano branch (for SWIOTLB ARM changes) is based on that. Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> * tag 'v3.12-rc5': (550 commits) Linux 3.12-rc5 watchdog: sunxi: Fix section mismatch watchdog: kempld_wdt: Fix bit mask definition watchdog: ts72xx_wdt: locking bug in ioctl ARM: exynos: dts: Update 5250 arch timer node with clock frequency parisc: let probe_kernel_read() capture access to page zero parisc: optimize variable initialization in do_page_fault parisc: fix interruption handler to respect pagefault_disable() parisc: mark parisc_terminate() noreturn and cold. parisc: remove unused syscall_ipi() function. parisc: kill SMP single function call interrupt parisc: Export flush_cache_page() (needed by lustre) vfs: allow O_PATH file descriptors for fstatfs() ext4: fix memory leak in xattr ARC: Ignore ptrace SETREGSET request for synthetic register "stop_pc" ALSA: hda - Sony VAIO Pro 13 (haswell) now has a working headset jack ALSA: hda - Add a headset mic model for ALC269 and friends ALSA: hda - Fix microphone for Sony VAIO Pro 13 (Haswell model) compiler/gcc4: Add quirk for 'asm goto' miscompilation bug Revert "i915: Update VGA arbiter support for newer devices" ...
2013-11-08swiotlb-xen: missing include dma-direction.hStefano Stabellini
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
2013-11-08xen/mcfg: Call PHYSDEVOP_pci_mmcfg_reserved for MCFG areas.Konrad Rzeszutek Wilk
The PCI MMCONFIG area is usually reserved via the E820 so the Xen hypervisor is aware of these regions. But they can also be enumerated in the ACPI DSDT which means the hypervisor won't know of them until the initial domain informs it of via PHYSDEVOP_pci_mmcfg_reserved. This is what this patch does for all of the MCFG regions that the initial domain is aware of (E820 enumerated and ACPI). Reported-by: Santosh Jodh <Santosh.Jodh@citrix.com> CC: Jan Beulich <JBeulich@suse.com> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> CC: David Vrabel <david.vrabel@citrix.com> CC: Mukesh Rathor <mukesh.rathor@oracle.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> [v1: Redid it a bit] [v2: Dropped the P2M 1-1 setting] [v3: Check for Xen in-case we are running under baremetal] [v4: Wrap with CONFIG_PCI_MMCONFIG]
2013-11-08ipv6: enable IPV6_FLOWLABEL_MGR for getsockoptFlorent Fourcot
It is already possible to set/put/renew a label with IPV6_FLOWLABEL_MGR and setsockopt. This patch add the possibility to get information about this label (current value, time before expiration, etc). It helps application to take decision for a renew or a release of the label. v2: * Add spin_lock to prevent race condition * return -ENOENT if no result found * check if flr_action is GET v3: * move the spin_lock to protect only the relevant code Signed-off-by: Florent Fourcot <florent.fourcot@enst-bretagne.fr> Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2013-11-08drm/radeon: add pci ids for hawaiiAlex Deucher
This adds the pci ids for hawaii. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-11-08drm/i915/bdw: support GMS and GGMS changesBen Widawsky
All the BARs have the ability to grow. v2: Pulled out the simulator workaround to a separate patch. Rebased. v3: Rebase onto latest vlv patches from Jesse. v4: Rebased on top of the early stolen quirk patch from Jesse. v5: Use the new macro names. s/INTEL_BDW_PCI_IDS_D/INTEL_BDW_D_IDS s/INTEL_BDW_PCI_IDS_M/INTEL_BDW_M_IDS It's Jesse's fault for not following the convention I originally set. Cc: Ingo Molnar <mingo@kernel.org> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Ben Widawsky <ben@bwidawsk.net> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-11-08drm/i915/bdw: Add device IDsBen Widawsky
v2: Squash in "drm/i915/bdw: Add BDW to the HAS_DDI check" as suggested by Damien. v3: Squash in VEBOX enabling from Zhao Yakui <yakui.zhao@intel.com> v4: Rebase on top of Jesse's patch to extract all pci ids to include/drm/i915_pciids.h. v4: Replace Halo by its marketing moniker Iris. Requested by Ben. v5: Switch from info->has*ring to info->ring_mask. v6: Add 0x16X2 variant (which is newer than this patch) Rename to use new naming scheme (Chris) Remove Simulator PCI ids. These snuck in during rebase (Chris) v7: Fix poor sed job from v6 Make the desktop variants use the desktop macro (Rebase error). Notice that this makes no functional difference - it's just confusing. Cc: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Ben Widawsky <ben@bwidawsk.net> Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>