- 01 3月, 2013 11 次提交
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc由 Linus Torvalds 提交于
Pull ARM SoC late OMAP changes from Olof Johansson: "This branch contains changes for OMAP that came in late during the release staging, close to when the merge window opened. It contains, among other things: - OMAP PM fixes and some patches for audio device integration - OMAP clock fixes related to common clock conversion - A set of patches cleaning up WFI entry and blocking. - A set of fixes and IP block support for PM on TI AM33xx SoCs (Beaglebone, etc) - A set of smaller fixes and cleanups around AM33xx restart and revision detection, as well as removal of some dead code (CONFIG_32K_TIMER_HZ)" * tag 'late-omap' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (34 commits) ARM: omap2: include linux/errno.h in hwmod_reset ARM: OMAP2+: fix some omap_device_build() calls that aren't compiled by default ARM: OMAP4: hwmod data: Enable AESS hwmod device ARM: OMAP4: hwmod data: Update AESS data with memory bank area ARM: OMAP4+: AESS: enable internal auto-gating during initial setup ASoC: TI AESS: add autogating-enable function, callable from architecture code ARM: OMAP2+: hwmod: add enable_preprogram hook ARM: OMAP4: clock data: Add missing clkdm association for dpll_usb ARM: OMAP2+: PM: Fix the dt return condition in pm_late_init() ARM: OMAP2: am33xx-hwmod: Fix "register offset NULL check" bug ARM: OMAP2+: AM33xx: hwmod: add missing HWMOD_NO_IDLEST flags ARM: OMAP: AM33xx hwmod: Add parent-child relationship for PWM subsystem ARM: OMAP: AM33xx hwmod: Corrects PWM subsystem HWMOD entries ARM: DTS: AM33XX: Add nodes for OCMC RAM and WKUP-M3 ARM: OMAP2+: AM33XX: Update the hardreset API ARM: OMAP2+: AM33XX: hwmod: Update the WKUP-M3 hwmod with reset status bit ARM: OMAP2+: AM33XX: hwmod: Fixup cpgmac0 hwmod entry ARM: OMAP2+: AM33XX: hwmod: Update TPTC0 hwmod with the right flags ARM: OMAP2+: AM33XX: hwmod: Register OCMC RAM hwmod ARM: OMAP2+: AM33XX: CM/PRM: Use __ASSEMBLER__ macros in header files ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc由 Linus Torvalds 提交于
Pull ARM SoC i.MX DT changes from Olof Johansson: "This branch contains of devicetree changes for the Freescale i.MX platform. The base patch of the branch changes the format of the dts files to a slightly different format that makes it easier to do derivative board definitions, but it also introduces a lot of churn in the process since every line of the file is touched. On top of that are a handful of the regular changes; enabling more boards as DT-based instead of legacy board files (mx25pdk), enabling another driver for devicetree and thus adding bindings (onewire), etc. I'm not happy about the churn, and will likely not take it for other platforms in the future." * tag 'late-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (21 commits) ARM: dts: add dtsi for imx6q and imx6dl ARM: dts: rename imx6q.dtsi to imx6qdl.dtsi ARM: dts: i.MX6: Add regulator delay support ARM: dts: Add device tree entry for onewire master on i.MX53 ARM: i.MX53: Add clocks for i.mx53 onewire master. W1: Add device tree support to MXC onewire master. ARM: imx: enable imx6q-cpufreq support ARM: dts: Add apf51 basic support ARM i.MX6: change mxs usbphy clock usage ARM: dts: imx6q: Remove silicon version from SDMA firmware ARM i.MX53: dts: add oftree for MBa53 baseboard ARM i.MX53: add dts for the TQ tqma53 module ARM: dts: imx53: pinctrl update ARM i.MX51 babbage: Add keypad support ARM: dts: imx: Add imx51 KPP entry ARM: dts: imx25-karo-tx25: Put status entry in the end ARM: mx25pdk: Add device tree support ARM: dts: imx: use nodes label in board dts ARM: dts: add missing imx dtb targets ARM: boot: dts: Add an entry for imx27-pdk.dtb ...
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git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux由 Linus Torvalds 提交于
Pull thermal management updates from Zhang Rui: "Highlights: - introduction of Dove thermal sensor driver. - introduction of Kirkwood thermal sensor driver. - introduction of intel_powerclamp thermal cooling device driver. - add interrupt and DT support for rcar thermal driver. - add thermal emulation support which allows platform thermal driver to do software/hardware emulation for thermal issues." * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux: (36 commits) thermal: rcar: remove __devinitconst thermal: return an error on failure to register thermal class Thermal: rename thermal governor Kconfig option to avoid generic naming thermal: exynos: Use the new thermal trend type for quick cooling action. Thermal: exynos: Add support for temperature falling interrupt. Thermal: Dove: Add Themal sensor support for Dove. thermal: Add support for the thermal sensor on Kirkwood SoCs thermal: rcar: add Device Tree support thermal: rcar: remove machine_power_off() from rcar_thermal_notify() thermal: rcar: add interrupt support thermal: rcar: add read/write functions for common/priv data thermal: rcar: multi channel support thermal: rcar: use mutex lock instead of spin lock thermal: rcar: enable CPCTL to use hardware TSC deciding thermal: rcar: use parenthesis on macro Thermal: fix a build warning when CONFIG_THERMAL_EMULATION cleared Thermal: fix a wrong comment thermal: sysfs: Add a new sysfs node emul_temp for thermal emulation PM: intel_powerclamp: off by one in start_power_clamp() thermal: exynos: Miscellaneous fixes to support falling threshold interrupt ...
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git://git.linaro.org/people/sumitsemwal/linux-dma-buf由 Linus Torvalds 提交于
Pull dma-buf framework updates from Sumit Semwal: "Refcounting implemented for vmap in core dma-buf" * tag 'tag-for-linus-3.9' of git://git.linaro.org/people/sumitsemwal/linux-dma-buf: CHROMIUM: dma-buf: restore args on failure of dma_buf_mmap dma-buf: implement vmap refcounting in the interface logic
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git://linux-nfs.org/~bfields/linux由 Linus Torvalds 提交于
Pull nfsd changes from J Bruce Fields: "Miscellaneous bugfixes, plus: - An overhaul of the DRC cache by Jeff Layton. The main effect is just to make it larger. This decreases the chances of intermittent errors especially in the UDP case. But we'll need to watch for any reports of performance regressions. - Containerized nfsd: with some limitations, we now support per-container nfs-service, thanks to extensive work from Stanislav Kinsbursky over the last year." Some notes about conflicts, since there were *two* non-data semantic conflicts here: - idr_remove_all() had been added by a memory leak fix, but has since become deprecated since idr_destroy() does it for us now. - xs_local_connect() had been added by this branch to make AF_LOCAL connections be synchronous, but in the meantime Trond had changed the calling convention in order to avoid a RCU dereference. There were a couple of more obvious actual source-level conflicts due to the hlist traversal changes and one just due to code changes next to each other, but those were trivial. * 'for-3.9' of git://linux-nfs.org/~bfields/linux: (49 commits) SUNRPC: make AF_LOCAL connect synchronous nfsd: fix compiler warning about ambiguous types in nfsd_cache_csum svcrpc: fix rpc server shutdown races svcrpc: make svc_age_temp_xprts enqueue under sv_lock lockd: nlmclnt_reclaim(): avoid stack overflow nfsd: enable NFSv4 state in containers nfsd: disable usermode helper client tracker in container nfsd: use proper net while reading "exports" file nfsd: containerize NFSd filesystem nfsd: fix comments on nfsd_cache_lookup SUNRPC: move cache_detail->cache_request callback call to cache_read() SUNRPC: remove "cache_request" argument in sunrpc_cache_pipe_upcall() function SUNRPC: rework cache upcall logic SUNRPC: introduce cache_detail->cache_request callback NFS: simplify and clean cache library NFS: use SUNRPC cache creation and destruction helper for DNS cache nfsd4: free_stid can be static nfsd: keep a checksum of the first 256 bytes of request sunrpc: trim off trailing checksum before returning decrypted or integrity authenticated buffer sunrpc: fix comment in struct xdr_buf definition ...
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git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client由 Linus Torvalds 提交于
Pull Ceph updates from Sage Weil: "A few groups of patches here. Alex has been hard at work improving the RBD code, layout groundwork for understanding the new formats and doing layering. Most of the infrastructure is now in place for the final bits that will come with the next window. There are a few changes to the data layout. Jim Schutt's patch fixes some non-ideal CRUSH behavior, and a set of patches from me updates the client to speak a newer version of the protocol and implement an improved hashing strategy across storage nodes (when the server side supports it too). A pair of patches from Sam Lang fix the atomicity of open+create operations. Several patches from Yan, Zheng fix various mds/client issues that turned up during multi-mds torture tests. A final set of patches expose file layouts via virtual xattrs, and allow the policies to be set on directories via xattrs as well (avoiding the awkward ioctl interface and providing a consistent interface for both kernel mount and ceph-fuse users)." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client: (143 commits) libceph: add support for HASHPSPOOL pool flag libceph: update osd request/reply encoding libceph: calculate placement based on the internal data types ceph: update support for PGID64, PGPOOL3, OSDENC protocol features ceph: update "ceph_features.h" libceph: decode into cpu-native ceph_pg type libceph: rename ceph_pg -> ceph_pg_v1 rbd: pass length, not op for osd completions rbd: move rbd_osd_trivial_callback() libceph: use a do..while loop in con_work() libceph: use a flag to indicate a fault has occurred libceph: separate non-locked fault handling libceph: encapsulate connection backoff libceph: eliminate sparse warnings ceph: eliminate sparse warnings in fs code rbd: eliminate sparse warnings libceph: define connection flag helpers rbd: normalize dout() calls rbd: barriers are hard rbd: ignore zero-length requests ...
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git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux由 Linus Torvalds 提交于
Pull writeback fixes from Wu Fengguang: "Two writeback fixes - fix negative (setpoint - dirty) in 32bit archs - use down_read_trylock() in writeback_inodes_sb(_nr)_if_idle()" * tag 'writeback-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux: Negative (setpoint-dirty) in bdi_position_ratio() vfs: re-implement writeback_inodes_sb(_nr)_if_idle() and rename them
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git://git.kernel.dk/linux-block由 Linus Torvalds 提交于
Pull block driver bits from Jens Axboe: "After the block IO core bits are in, please grab the driver updates from below as well. It contains: - Fix ancient regression in dac960. Nobody must be using that anymore... - Some good fixes from Guo Ghao for loop, fixing both potential oopses and deadlocks. - Improve mtip32xx for NUMA systems, by being a bit more clever in distributing work. - Add IBM RamSan 70/80 driver. A second round of fixes for that is pending, that will come in through for-linus during the 3.9 cycle as per usual. - A few xen-blk{back,front} fixes from Konrad and Roger. - Other minor fixes and improvements." * 'for-3.9/drivers' of git://git.kernel.dk/linux-block: loopdev: ignore negative offset when calculate loop device size loopdev: remove an user triggerable oops loopdev: move common code into loop_figure_size() loopdev: update block device size in loop_set_status() loopdev: fix a deadlock xen-blkback: use balloon pages for persistent grants xen-blkfront: drop the use of llist_for_each_entry_safe xen/blkback: Don't trust the handle from the frontend. xen-blkback: do not leak mode property block: IBM RamSan 70/80 driver fixes rsxx: add slab.h include to dma.c drivers/block/mtip32xx: add missing GENERIC_HARDIRQS dependency block: remove new __devinit/exit annotations on ramsam driver block: IBM RamSan 70/80 device driver drivers/block/mtip32xx/mtip32xx.c:1726:5: sparse: symbol 'mtip_send_trim' was not declared. Should it be static? drivers/block/mtip32xx/mtip32xx.c:4029:1: sparse: symbol 'mtip_workq_sdbf0' was not declared. Should it be static? dac960: return success instead of -ENOTTY mtip32xx: add trim support mtip32xx: Add workqueue and NUMA support block: delete super ancient PC-XT driver for 1980's hardware
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git://git.kernel.dk/linux-block由 Linus Torvalds 提交于
Pull block IO core bits from Jens Axboe: "Below are the core block IO bits for 3.9. It was delayed a few days since my workstation kept crashing every 2-8h after pulling it into current -git, but turns out it is a bug in the new pstate code (divide by zero, will report separately). In any case, it contains: - The big cfq/blkcg update from Tejun and and Vivek. - Additional block and writeback tracepoints from Tejun. - Improvement of the should sort (based on queues) logic in the plug flushing. - _io() variants of the wait_for_completion() interface, using io_schedule() instead of schedule() to contribute to io wait properly. - Various little fixes. You'll get two trivial merge conflicts, which should be easy enough to fix up" Fix up the trivial conflicts due to hlist traversal cleanups (commit b67bfe0d: "hlist: drop the node parameter from iterators"). * 'for-3.9/core' of git://git.kernel.dk/linux-block: (39 commits) block: remove redundant check to bd_openers() block: use i_size_write() in bd_set_size() cfq: fix lock imbalance with failed allocations drivers/block/swim3.c: fix null pointer dereference block: don't select PERCPU_RWSEM block: account iowait time when waiting for completion of IO request sched: add wait_for_completion_io[_timeout] writeback: add more tracepoints block: add block_{touch|dirty}_buffer tracepoint buffer: make touch_buffer() an exported function block: add @req to bio_{front|back}_merge tracepoints block: add missing block_bio_complete() tracepoint block: Remove should_sort judgement when flush blk_plug block,elevator: use new hashtable implementation cfq-iosched: add hierarchical cfq_group statistics cfq-iosched: collect stats from dead cfqgs cfq-iosched: separate out cfqg_stats_reset() from cfq_pd_reset_stats() blkcg: make blkcg_print_blkgs() grab q locks instead of blkcg lock block: RCU free request_queue blkcg: implement blkg_[rw]stat_recursive_sum() and blkg_[rw]stat_merge() ...
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi由 Linus Torvalds 提交于
Pull first round of SCSI updates from James Bottomley: "The patch set is mostly driver updates (bnx2fc, ipr, lpfc, qla4) and a few bug fixes" Pull delayed because google hates James, and sneakily considers his pull requests spam. Why, google, why? * tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (60 commits) [SCSI] aacraid: 1024 max outstanding command support for Series 7 and above [SCSI] bnx2fc: adjust duplicate test [SCSI] qla4xxx: Update driver version to 5.03.00-k4 [SCSI] qla4xxx: Fix return code for qla4xxx_session_get_param. [SCSI] qla4xxx: wait for boot target login response during probe. [SCSI] qla4xxx: Added support for force firmware dump [SCSI] qla4xxx: Re-register IRQ handler while retrying initialize of adapter [SCSI] qla4xxx: Throttle active IOCBs to firmware limits [SCSI] qla4xxx: Remove unnecessary code from qla4xxx_init_local_data [SCSI] qla4xxx: Quiesce driver activities while loopback [SCSI] qla4xxx: Rename MBOX_ASTS_IDC_NOTIFY to MBOX_ASTS_IDC_REQUEST_NOTIFICATION [SCSI] qla4xxx: Add spurious interrupt messages under debug level 2 [SCSI] cxgb4i: Remove the scsi host device when removing device [SCSI] bfa: fix strncpy() limiter in bfad_start_ops() [SCSI] qla4xxx: Update driver version to 5.03.00-k3 [SCSI] qla4xxx: Correct the validation to check in get_sys_info mailbox [SCSI] qla4xxx: Pass correct function param to qla4_8xxx_rd_direct [SCSI] lpfc 8.3.37: Update lpfc version for 8.3.37 driver release [SCSI] lpfc 8.3.37: Fixed infinite loop in lpfc_sli4_fcf_rr_next_index_get. [SCSI] lpfc 8.3.37: Fixed crash due to SLI Port invalid resource count ...
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由 J. Bruce Fields 提交于
It doesn't appear that anyone actually needs to connect asynchronously. Also, using a workqueue for the connect means we lose the namespace information from the original process. This is a problem since there's no way to explicitly pass in a filesystem namespace for resolution of an AF_LOCAL address. Acked-by: NTrond Myklebust <Trond.Myklebust@netapp.com> Signed-off-by: NJ. Bruce Fields <bfields@redhat.com>
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- 28 2月, 2013 29 次提交
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由 Linus Torvalds 提交于
Merge third patch-bumb from Andrew Morton: "This wraps me up for -rc1. - Lots of misc stuff and things which were deferred/missed from patchbombings 1 & 2. - ocfs2 things - lib/scatterlist - hfsplus - fatfs - documentation - signals - procfs - lockdep - coredump - seqfile core - kexec - Tejun's large IDR tree reworkings - ipmi - partitions - nbd - random() things - kfifo - tools/testing/selftests updates - Sasha's large and pointless hlist cleanup" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (163 commits) hlist: drop the node parameter from iterators kcmp: make it depend on CHECKPOINT_RESTORE selftests: add a simple doc tools/testing/selftests/Makefile: rearrange targets selftests/efivarfs: add create-read test selftests/efivarfs: add empty file creation test selftests: add tests for efivarfs kfifo: fix kfifo_alloc() and kfifo_init() kfifo: move kfifo.c from kernel/ to lib/ arch Kconfig: centralise CONFIG_ARCH_NO_VIRT_TO_BUS w1: add support for DS2413 Dual Channel Addressable Switch memstick: move the dereference below the NULL test drivers/pps/clients/pps-gpio.c: use devm_kzalloc Documentation/DMA-API-HOWTO.txt: fix typo include/linux/eventfd.h: fix incorrect filename is a comment mtd: mtd_stresstest: use prandom_bytes() mtd: mtd_subpagetest: convert to use prandom library mtd: mtd_speedtest: use prandom_bytes mtd: mtd_pagetest: convert to use prandom library mtd: mtd_oobtest: convert to use prandom library ...
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由 Sasha Levin 提交于
I'm not sure why, but the hlist for each entry iterators were conceived list_for_each_entry(pos, head, member) The hlist ones were greedy and wanted an extra parameter: hlist_for_each_entry(tpos, pos, head, member) Why did they need an extra pos parameter? I'm not quite sure. Not only they don't really need it, it also prevents the iterator from looking exactly like the list iterator, which is unfortunate. Besides the semantic patch, there was some manual work required: - Fix up the actual hlist iterators in linux/list.h - Fix up the declaration of other iterators based on the hlist ones. - A very small amount of places were using the 'node' parameter, this was modified to use 'obj->member' instead. - Coccinelle didn't handle the hlist_for_each_entry_safe iterator properly, so those had to be fixed up manually. The semantic patch which is mostly the work of Peter Senna Tschudin is here: @@ iterator name hlist_for_each_entry, hlist_for_each_entry_continue, hlist_for_each_entry_from, hlist_for_each_entry_rcu, hlist_for_each_entry_rcu_bh, hlist_for_each_entry_continue_rcu_bh, for_each_busy_worker, ax25_uid_for_each, ax25_for_each, inet_bind_bucket_for_each, sctp_for_each_hentry, sk_for_each, sk_for_each_rcu, sk_for_each_from, sk_for_each_safe, sk_for_each_bound, hlist_for_each_entry_safe, hlist_for_each_entry_continue_rcu, nr_neigh_for_each, nr_neigh_for_each_safe, nr_node_for_each, nr_node_for_each_safe, for_each_gfn_indirect_valid_sp, for_each_gfn_sp, for_each_host; type T; expression a,c,d,e; identifier b; statement S; @@ -T b; <+... when != b ( hlist_for_each_entry(a, - b, c, d) S | hlist_for_each_entry_continue(a, - b, c) S | hlist_for_each_entry_from(a, - b, c) S | hlist_for_each_entry_rcu(a, - b, c, d) S | hlist_for_each_entry_rcu_bh(a, - b, c, d) S | hlist_for_each_entry_continue_rcu_bh(a, - b, c) S | for_each_busy_worker(a, c, - b, d) S | ax25_uid_for_each(a, - b, c) S | ax25_for_each(a, - b, c) S | inet_bind_bucket_for_each(a, - b, c) S | sctp_for_each_hentry(a, - b, c) S | sk_for_each(a, - b, c) S | sk_for_each_rcu(a, - b, c) S | sk_for_each_from -(a, b) +(a) S + sk_for_each_from(a) S | sk_for_each_safe(a, - b, c, d) S | sk_for_each_bound(a, - b, c) S | hlist_for_each_entry_safe(a, - b, c, d, e) S | hlist_for_each_entry_continue_rcu(a, - b, c) S | nr_neigh_for_each(a, - b, c) S | nr_neigh_for_each_safe(a, - b, c, d) S | nr_node_for_each(a, - b, c) S | nr_node_for_each_safe(a, - b, c, d) S | - for_each_gfn_sp(a, c, d, b) S + for_each_gfn_sp(a, c, d) S | - for_each_gfn_indirect_valid_sp(a, c, d, b) S + for_each_gfn_indirect_valid_sp(a, c, d) S | for_each_host(a, - b, c) S | for_each_host_safe(a, - b, c, d) S | for_each_mesh_entry(a, - b, c, d) S ) ...+> [akpm@linux-foundation.org: drop bogus change from net/ipv4/raw.c] [akpm@linux-foundation.org: drop bogus hunk from net/ipv6/raw.c] [akpm@linux-foundation.org: checkpatch fixes] [akpm@linux-foundation.org: fix warnings] [akpm@linux-foudnation.org: redo intrusive kvm changes] Tested-by: NPeter Senna Tschudin <peter.senna@gmail.com> Acked-by: NPaul E. McKenney <paulmck@linux.vnet.ibm.com> Signed-off-by: NSasha Levin <sasha.levin@oracle.com> Cc: Wu Fengguang <fengguang.wu@intel.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Gleb Natapov <gleb@redhat.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Cyrill Gorcunov 提交于
Since kcmp syscall has been implemented (initially on x86 architecture) a number of other archs wire it up as well: xtensa, sparc, sh, s390, mips, microblaze, m68k (not taking into account those who uses <asm-generic/unistd.h> for syscall numbers definitions). But the Makefile, which turns kcmp.o generation on still depends on former config-x86. Thus get rid of this limitation and make kcmp.o depend on CHECKPOINT_RESTORE option. Signed-off-by: NCyrill Gorcunov <gorcunov@openvz.org> Cc: Pavel Emelyanov <xemul@parallels.com> Cc: Andrey Vagin <avagin@openvz.org> Cc: "H. Peter Anvin" <hpa@zytor.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Jeremy Kerr 提交于
This change adds a little documentation to the tests under tools/testing/selftests/, based on akpm's explanation. [akpm@linux-foundation.org: move from Documentation to tools/testing/selftests/README.txt] Signed-off-by: NJeremy Kerr <jk@ozlabs.org> Cc: Dave Young <dyoung@redhat.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Andrew Morton 提交于
Do it one-per-line to reduce patch conflict pain. Cc: Dave Young <dyoung@redhat.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Jeremy Kerr 提交于
Test that reads from a newly-created efivarfs file (with no data written) will return EOF. Signed-off-by: NJeremy Kerr <jk@ozlabs.org> Cc: Matt Fleming <matt.fleming@intel.com> Cc: Lingzhu Xiang <lxiang@redhat.com> Cc: Dave Young <dyoung@redhat.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Jeremy Kerr 提交于
Signed-off-by: NJeremy Kerr <jk@ozlabs.org> Cc: Matt Fleming <matt.fleming@intel.com> Cc: Lingzhu Xiang <lxiang@redhat.com> Cc: Dave Young <dyoung@redhat.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Jeremy Kerr 提交于
This change adds a few initial efivarfs tests to the tools/testing/selftests directory. The open-unlink test is based on code from Lingzhu Xiang. Signed-off-by: NJeremy Kerr <jk@ozlabs.org> Cc: Matt Fleming <matt.fleming@intel.com> Cc: Lingzhu Xiang <lxiang@redhat.com> Cc: Dave Young <dyoung@redhat.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Stefani Seibold 提交于
Fix kfifo_alloc() and kfifo_init() to alloc at least the requested number of elements. Since the kfifo operates on power of 2 the request size will be rounded up to the next power of two. Signed-off-by: NStefani Seibold <stefani@seibold.net> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Stefani Seibold 提交于
Move kfifo.c from kernel/ to lib/ Signed-off-by: NStefani Seibold <stefani@seibold.net> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Stephen Rothwell 提交于
Change it to CONFIG_HAVE_VIRT_TO_BUS and set it in all architecures that already provide virt_to_bus(). Signed-off-by: NStephen Rothwell <sfr@canb.auug.org.au> Reviewed-by: NJames Hogan <james.hogan@imgtec.com> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: H Hartley Sweeten <hartleys@visionengravers.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: "David S. Miller" <davem@davemloft.net> Cc: Paul Mundt <lethal@linux-sh.org> Cc: Vineet Gupta <Vineet.Gupta1@synopsys.com> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Cc: <linux-arch@vger.kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Mariusz Bialonczyk 提交于
Also fixes some whitespace inconsistency in Kconfig and w1_family.h when DS2408 chip support was added. Signed-off-by: NMariusz Bialonczyk <manio@skyboo.net> Acked-by: NEvgeniy Polyakov <zbr@ioremap.net> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Wei Yongjun 提交于
The dereference should be moved below the NULL test. spatch with a semantic match is used to found this. (http://coccinelle.lip6.fr/) Signed-off-by: NWei Yongjun <yongjun_wei@trendmicro.com.cn> Cc: Maxim Levitsky <maximlevitsky@gmail.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Julia Lawall 提交于
devm_kzalloc allocates memory that is released when a driver detaches. This patch uses devm_kzalloc for data that is allocated in the probe function of a platform device and is only freed in the remove function. Signed-off-by: NJulia Lawall <Julia.Lawall@lip6.fr> Cc: Rodolfo Giometti <giometti@enneenne.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Andrew Morton 提交于
Noted by Jesper Cc: Jesper Juhl <jj@chaosbits.net> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: Shuah Khan <shuah.khan@hp.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Martin Sustrik 提交于
Comment in eventfd.h referred to 'include/asm-generic/fcntl.h' while the correct path is 'include/uapi/asm-generic/fcntl.h'. Signed-off-by: NMartin Sustrik <sustrik@250bpm.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Akinobu Mita 提交于
Signed-off-by: NAkinobu Mita <akinobu.mita@gmail.com> Cc: Artem Bityutskiy <dedekind1@gmail.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Laight <david.laight@aculab.com> Cc: Eilon Greenstein <eilong@broadcom.com> Cc: Michel Lespinasse <walken@google.com> Cc: Robert Love <robert.w.love@intel.com> Cc: Valdis Kletnieks <valdis.kletnieks@vt.edu> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Akinobu Mita 提交于
This removes home-brewed pseudo-random number generator and use prandom library. Signed-off-by: NAkinobu Mita <akinobu.mita@gmail.com> Cc: Artem Bityutskiy <dedekind1@gmail.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Laight <david.laight@aculab.com> Cc: Eilon Greenstein <eilong@broadcom.com> Cc: Michel Lespinasse <walken@google.com> Cc: Robert Love <robert.w.love@intel.com> Cc: Valdis Kletnieks <valdis.kletnieks@vt.edu> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Akinobu Mita 提交于
Use prandom_bytes instead of equivalent local function. Signed-off-by: NAkinobu Mita <akinobu.mita@gmail.com> Cc: Artem Bityutskiy <dedekind1@gmail.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Laight <david.laight@aculab.com> Cc: Eilon Greenstein <eilong@broadcom.com> Cc: Michel Lespinasse <walken@google.com> Cc: Robert Love <robert.w.love@intel.com> Cc: Valdis Kletnieks <valdis.kletnieks@vt.edu> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Akinobu Mita 提交于
This removes home-brewed pseudo-random number generator and use prandom library. Signed-off-by: NAkinobu Mita <akinobu.mita@gmail.com> Cc: Artem Bityutskiy <dedekind1@gmail.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Laight <david.laight@aculab.com> Cc: Eilon Greenstein <eilong@broadcom.com> Cc: Michel Lespinasse <walken@google.com> Cc: Robert Love <robert.w.love@intel.com> Cc: Valdis Kletnieks <valdis.kletnieks@vt.edu> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Akinobu Mita 提交于
This removes home-brewed pseudo-random number generator and use prandom library. Signed-off-by: NAkinobu Mita <akinobu.mita@gmail.com> Cc: Artem Bityutskiy <dedekind1@gmail.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Laight <david.laight@aculab.com> Cc: Eilon Greenstein <eilong@broadcom.com> Cc: Michel Lespinasse <walken@google.com> Cc: Robert Love <robert.w.love@intel.com> Cc: Valdis Kletnieks <valdis.kletnieks@vt.edu> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Akinobu Mita 提交于
Using prandom_bytes() is enough. Because this data is only used for testing, not used for cryptographic use. Signed-off-by: NAkinobu Mita <akinobu.mita@gmail.com> Cc: Artem Bityutskiy <dedekind1@gmail.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Laight <david.laight@aculab.com> Cc: Eilon Greenstein <eilong@broadcom.com> Cc: Michel Lespinasse <walken@google.com> Cc: Robert Love <robert.w.love@intel.com> Cc: Valdis Kletnieks <valdis.kletnieks@vt.edu> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Yuanhan Liu 提交于
Fix the wrong comment about the return value of clone_uts_ns() Signed-off-by: NYuanhan Liu <yuanhan.liu@linux.intel.com> Acked-by: NSerge Hallyn <serge.hallyn@canonical.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Alex Elder 提交于
I just fixed this in "drivers/block/rbd.c" and I noticed that "drivers/block/nbd.c" has the same problem. Fix a warning issued by sparse by adding some lockdep annotations to indicate the queue lock gets dropped (because it's held when do_nbd_request() is called) and re-acquired within the function. Signed-off-by: NAlex Elder <elder@inktank.com> Cc: Paul Clements <paul.clements@steeleye.com> Cc: Paul Clements <paul.clements@us.sios.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Wouter Verhelst 提交于
Documentation/blockdev/nbd.txt contained some documentation which was horribly outdated and probably still dates from the original patch that added NBD support to the kernel. This patch removes the useless and outdated bits. The tools on nbd.sf.net are fully documented in manpages, which is where documentation for the non-kernel bits should live. Additionally, add a reference to the MAINTAINERS file for the nbd-general mailinglist that is used for discussion of the userland tools and the kernel module already. Signed-off-by: NWouter Verhelst <w@uter.be> Cc: Paul Clements <Paul.Clements@steeleye.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Paolo Bonzini 提交于
Pass the read-only flag to set_device_ro, so that it will be visible to the block layer and in sysfs. Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com> Cc: Paul Clements <Paul.Clements@steeleye.com> Cc: Alex Bligh <alex@alex.org.uk> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Paolo Bonzini 提交于
There are two problems with shutdown in the NBD driver. 1: Receiving the NBD_DISCONNECT ioctl does not sync the filesystem. This patch adds the sync operation into __nbd_ioctl()'s NBD_DISCONNECT handler. This is useful because BLKFLSBUF is restricted to processes that have CAP_SYS_ADMIN, and the NBD client may not possess it (fsync of the block device does not sync the filesystem, either). 2: Once we clear the socket we have no guarantee that later reads will come from the same backing storage. The patch adds calls to kill_bdev() in __nbd_ioctl()'s socket clearing code so the page cache is cleaned, lest reads that hit on the page cache will return stale data from the previously-accessible disk. Example: # qemu-nbd -r -c/dev/nbd0 /dev/sr0 # file -s /dev/nbd0 /dev/stdin: # UDF filesystem data (version 1.5) etc. # qemu-nbd -d /dev/nbd0 # qemu-nbd -r -c/dev/nbd0 /dev/sda # file -s /dev/nbd0 /dev/stdin: # UDF filesystem data (version 1.5) etc. While /dev/sda has: # file -s /dev/sda /dev/sda: x86 boot sector; etc. Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com> Acked-by: NPaul Clements <Paul.Clements@steeleye.com> Cc: Alex Bligh <alex@alex.org.uk> Cc: <stable@vger.kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Alex Bligh 提交于
Currently, the NBD device does not accept flush requests from the Linux block layer. If the NBD server opened the target with neither O_SYNC nor O_DSYNC, however, the device will be effectively backed by a writeback cache. Without issuing flushes properly, operation of the NBD device will not be safe against power losses. The NBD protocol has support for both a cache flush command and a FUA command flag; the server will also pass a flag to note its support for these features. This patch adds support for the cache flush command and flag. In the kernel, we receive the flags via the NBD_SET_FLAGS ioctl, and map NBD_FLAG_SEND_FLUSH to the argument of blk_queue_flush. When the flag is active the block layer will send REQ_FLUSH requests, which we translate to NBD_CMD_FLUSH commands. FUA support is not included in this patch because all free software servers implement it with a full fdatasync; thus it has no advantage over supporting flush only. Because I [Paolo] cannot really benchmark it in a realistic scenario, I cannot tell if it is a good idea or not. It is also not clear if it is valid for an NBD server to support FUA but not flush. The Linux block layer gives a warning for this combination, the NBD protocol documentation says nothing about it. The patch also fixes a small problem in the handling of flags: nbd->flags must be cleared at the end of NBD_DO_IT, but the driver was not doing that. The bug manifests itself as follows. Suppose you two different client/server pairs to start the NBD device. Suppose also that the first client supports NBD_SET_FLAGS, and the first server sends NBD_FLAG_SEND_FLUSH; the second pair instead does neither of these two things. Before this patch, the second invocation of NBD_DO_IT will use a stale value of nbd->flags, and the second server will issue an error every time it receives an NBD_CMD_FLUSH command. This bug is pre-existing, but it becomes much more important after this patch; flush failures make the device pretty much unusable, unlike Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com> Signed-off-by: NAlex Bligh <alex@alex.org.uk> Acked-by: NPaul Clements <Paul.Clements@steeleye.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Yuanhan Liu 提交于
Put get/get_uts() into CONFIG_PROC_SYSCTL code block as they are used only when CONFIG_PROC_SYSCTL is enabled. Signed-off-by: NYuanhan Liu <yuanhan.liu@linux.intel.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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