- 05 11月, 2013 1 次提交
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由 Fabio Estevam 提交于
When using devm_ioremap_resource(), we do not need to check the return value of platform_get_resource(), so just remove it. Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com> Signed-off-by: NMark Brown <broonie@linaro.org>
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- 27 10月, 2013 1 次提交
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由 Wei Yongjun 提交于
In case of error, the function platform_get_resource() returns NULL pointer not ERR_PTR(). The IS_ERR() test in the return value check should be replaced with NULL test. Signed-off-by: NWei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: NMark Brown <broonie@linaro.org>
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- 24 10月, 2013 2 次提交
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由 Denis Carikli 提交于
It also contains a minor style cleanup. Signed-off-by: NDenis Carikli <denis@eukrea.com> Signed-off-by: NMark Brown <broonie@linaro.org>
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由 Nicolin Chen 提交于
Add missing pm to current machine drivers so that all of them would correctly do suspend/resume. Signed-off-by: NNicolin Chen <b42378@freescale.com> Signed-off-by: NMark Brown <broonie@linaro.org>
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- 14 10月, 2013 2 次提交
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由 Wolfram Sang 提交于
When converting this driver to devm_ioremap_resource, the removal of this now unneeded function has been forgotten. Signed-off-by: NWolfram Sang <wsa@the-dreams.de> Signed-off-by: NMark Brown <broonie@linaro.org>
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由 Felipe Pena 提交于
When audmux_clk is used and clk_prepare_enable function succeed, the memory alloc'd to buf variable is leaked Signed-off-by: NFelipe Pena <felipensp@gmail.com> Reviewed-by: NSascha Hauer <s.hauer@pengutronix.de> Signed-off-by: NMark Brown <broonie@linaro.org>
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- 04 10月, 2013 1 次提交
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由 Mark Brown 提交于
Conflicts: sound/soc/fsl/fsl_ssi.c
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- 03 10月, 2013 2 次提交
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由 Philippe Rétornaz 提交于
Commit 42810d (ASoC: imx-mc13783: Add audmux settings for mx27pdk) broke the sound on mx31moboard. Restore back the audmux setting on such boards. Signed-off-by: NPhilippe Rétornaz <philippe.retornaz@epfl.ch> Signed-off-by: NMark Brown <broonie@linaro.org>
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由 Guenter Roeck 提交于
irq_of_parse_and_map() returns 0 on error, not NO_IRQ. Fix the following xtensa:allmodconfig build error. sound/soc/fsl/fsl_ssi.c:705:26: error: 'NO_IRQ' undeclared (first use in this function) make[4]: *** [sound/soc/fsl/fsl_ssi.o] Error 1 Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Grant Likely <grant.likely@linaro.org> Signed-off-by: NGuenter Roeck <linux@roeck-us.net> Signed-off-by: NMark Brown <broonie@linaro.org>
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- 26 9月, 2013 3 次提交
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由 Philipp Zabel 提交于
This patch avoids to dereference the uninitialized data pointer if the error path is entered before devm_kzalloc is called (or if the allocation fails). It fixes the following warning: sound/soc/fsl/imx-sgtl5000.c: In function 'imx_sgtl5000_probe': sound/soc/fsl/imx-sgtl5000.c:175:18: warning: 'data' may be used uninitialized in this function [-Wmaybe-uninitialized] Signed-off-by: NPhilipp Zabel <p.zabel@pengutronix.de> Signed-off-by: NMark Brown <broonie@linaro.org>
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由 Philipp Zabel 提交于
Calling devm_clk_get with any device pointer other than our own confuses devres. Use clk_get instead. This avoids hitting the following warning in the imx-sgtl5000 error path: imx-sgtl5000 sound.12: snd_soc_register_card failed (-517) platform sound.12: Driver imx-sgtl5000 requests probe deferral ------------[ cut here ]------------ WARNING: CPU: 0 PID: 75 at drivers/base/dd.c:272 driver_probe_device+0x194/0x218() Modules linked in: snd_soc_sgtl5000(+) snd_soc_imx_sgtl5000 coda snd_soc_imx_audmux imx_sdma snd_soc_fsl_spdif snd_soc_fsl_ssi CPU: 0 PID: 75 Comm: udevd Not tainted 3.11.0-rc6+ #4682 Backtrace: [<80010bc4>] (dump_backtrace+0x0/0x10c) from [<80010d60>] (show_stack+0x18/0x1c) r6:00000110 r5:00000009 r4:00000000 r3:00000000 [<80010d48>] (show_stack+0x0/0x1c) from [<804f0764>] (dump_stack+0x20/0x28) [<804f0744>] (dump_stack+0x0/0x28) from [<8001a4a4>] (warn_slowpath_common+0x6c/0x8c) [<8001a438>] (warn_slowpath_common+0x0/0x8c) from [<8001a4e8>] (warn_slowpath_null+0x24/0x2c) r8:7f032000 r7:7f02f93c r6:cf8eaa54 r5:cf8eaa20 r4:80728a0c [<8001a4c4>] (warn_slowpath_null+0x0/0x2c) from [<80286bdc>] (driver_probe_device+0x194/0x218) [<80286a48>] (driver_probe_device+0x0/0x218) from [<80286cf4>] (__driver_attach+0x94/0x98) r7:00000000 r6:cf8eaa54 r5:7f02f93c r4:cf8eaa20 [<80286c60>] (__driver_attach+0x0/0x98) from [<802851c8>] (bus_for_each_dev+0x5c/0x90) r6:80286c60 r5:7f02f93c r4:00000000 r3:cf8ef03c [<8028516c>] (bus_for_each_dev+0x0/0x90) from [<80286654>] (driver_attach+0x24/0x28) r6:806d0424 r5:cf16a580 r4:7f02f93c [<80286630>] (driver_attach+0x0/0x28) from [<802861e4>] (bus_add_driver+0xdc/0x234) [<80286108>] (bus_add_driver+0x0/0x234) from [<802871d4>] (driver_register+0x80/0x154) r8:7f032000 r7:00000001 r6:7f02fa68 r5:7f02fa74 r4:7f02f93c [<80287154>] (driver_register+0x0/0x154) from [<8033c278>] (i2c_register_driver+0x34/0xbc) [<8033c244>] (i2c_register_driver+0x0/0xbc) from [<7f032018>] (sgtl5000_i2c_driver_init+0x18/0x24 [snd_soc_sgtl5000]) r5:7f02fa74 r4:cfb7ff48 [<7f032000>] (sgtl5000_i2c_driver_init+0x0/0x24 [snd_soc_sgtl5000]) from [<80008738>] (do_one_initcall+0xf4/0x150) [<80008644>] (do_one_initcall+0x0/0x150) from [<80053f64>] (load_module+0x174c/0x1db4) [<80052818>] (load_module+0x0/0x1db4) from [<800546ac>] (SyS_init_module+0xe0/0xf4) [<800545cc>] (SyS_init_module+0x0/0xf4) from [<8000e540>] (ret_fast_syscall+0x0/0x30) r6:00005b22 r5:00afed68 r4:00000000 ---[ end trace b24c5c3bb145dbdd ]--- Signed-off-by: NPhilipp Zabel <p.zabel@pengutronix.de> Acked-by: NShawn Guo <shawn.guo@linaro.org> Reviewed-by: NFabio Estevam <fabio.estevam@freescale.com> Signed-off-by: NMark Brown <broonie@linaro.org>
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由 Chen Gang 提交于
NO_IRQ may be defined as '(unsigned int) -1' in some architectures (arm, sh ...), and either may not be defined in some architectures which can enable SND_SOC_FSL_SSI (e.g. allmodconfig for arc). When irq_of_parse_and_map() fails, it will always return 0, so need check zero instead of NO_IRQ, or will cause compiling issue or run time bug in some architectures. Signed-off-by: NChen Gang <gang.chen@asianux.com> Signed-off-by: NMark Brown <broonie@linaro.org>
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- 24 9月, 2013 4 次提交
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由 Fabio Estevam 提交于
When doing simultaneous capture and playback on a mx6 board we get the following error: $ arecord -f cd | aplay -f cd imx-sgtl5000 sound.13: set sample size in capture stream first fsl-ssi-dai 2028000.ssi: ASoC: can't open interface 2028000.ssi: -11 ALSA lib pcm_dmix.c:1018:(snd_pcm_dmix_ open) unable to open slave aplay: main:660: audio open error: Device or resource busy Recording WAVE 'stdin' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo The 'arecord -f cd | aplay -f cd' always trigger cause the 'if (!first_runtime->sample_bits)' block to be true which returns an error. Adjust the logic inside fsl_ssi_startup(), so that we do not always hit the error when playing 'arecord | aplay' line for the first time. Reported-by: NChris Clepper <cgclepper@gmail.com> Suggested-by: NNicolin Chen <b42378@freescale.com> Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com> Signed-off-by: NMark Brown <broonie@linaro.org>
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由 Linus Torvalds 提交于
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging由 Linus Torvalds 提交于
Pull staging fixes from Greg KH: "Here are a number of small staging tree and iio driver fixes. Nothing major, just lots of little things" * tag 'staging-3.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (34 commits) iio:buffer_cb: Add missing iio_buffer_init() iio: Prevent race between IIO chardev opening and IIO device free iio: fix: Keep a reference to the IIO device for open file descriptors iio: Stop sampling when the device is removed iio: Fix crash when scan_bytes is computed with active_scan_mask == NULL iio: Fix mcp4725 dev-to-indio_dev conversion in suspend/resume iio: Fix bma180 dev-to-indio_dev conversion in suspend/resume iio: Fix tmp006 dev-to-indio_dev conversion in suspend/resume iio: iio_device_add_event_sysfs() bugfix staging: iio: ade7854-spi: Fix return value staging:iio:hmc5843: Fix measurement conversion iio: isl29018: Fix uninitialized value staging:iio:dummy fix kfifo_buf kconfig dependency issue if kfifo modular and buffer enabled for built in dummy driver. iio: at91: fix adc_clk overflow staging: line6: add bounds check in snd_toneport_source_put() Staging: comedi: Fix dependencies for drivers misclassified as PCI staging: r8188eu: Adjust RX gain staging: r8188eu: Fix smatch warning in core/rtw_ieee80211. staging: r8188eu: Fix smatch error in core/rtw_mlme_ext.c staging: r8188eu: Fix Smatch off-by-one warning in hal/rtl8188e_hal_init.c ...
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb由 Linus Torvalds 提交于
Pull USB fixes from Greg KH: "Here are a number of small USB fixes for 3.12-rc2. One is a revert of a EHCI change that isn't quite ready for 3.12. Others are minor things, gadget fixes, Kconfig fixes, and some quirks and documentation updates. All have been in linux-next for a bit" * tag 'usb-3.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: USB: pl2303: distinguish between original and cloned HX chips USB: Faraday fotg210: fix email addresses USB: fix typo in usb serial simple driver Kconfig Revert "USB: EHCI: support running URB giveback in tasklet context" usb: s3c-hsotg: do not disconnect gadget when receiving ErlySusp intr usb: s3c-hsotg: fix unregistration function usb: gadget: f_mass_storage: reset endpoint driver data when disabled usb: host: fsl-mph-dr-of: Staticize local symbols usb: gadget: f_eem: Staticize eem_alloc usb: gadget: f_ecm: Staticize ecm_alloc usb: phy: omap-usb3: Fix return value usb: dwc3: gadget: avoid memory leak when failing to allocate all eps usb: dwc3: remove extcon dependency usb: gadget: add '__ref' for rndis_config_register() and cdc_config_register() usb: dwc3: pci: add support for BayTrail usb: gadget: cdc2: fix conversion to new interface of f_ecm usb: gadget: fix a bug and a WARN_ON in dummy-hcd usb: gadget: mv_u3d_core: fix violation of locking discipline in mv_u3d_ep_disable()
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- 23 9月, 2013 4 次提交
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git://people.freedesktop.org/~airlied/linux由 Linus Torvalds 提交于
Pull drm fixes from Dave Airlie: - some small fixes for msm and exynos - a regression revert affecting nouveau users with old userspace - intel pageflip deadlock and gpu hang fixes, hsw modesetting hangs * 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: (22 commits) Revert "drm: mark context support as a legacy subsystem" drm/i915: Don't enable the cursor on a disable pipe drm/i915: do not update cursor in crtc mode set drm/exynos: fix return value check in lowlevel_buffer_allocate() drm/exynos: Fix address space warnings in exynos_drm_fbdev.c drm/exynos: Fix address space warning in exynos_drm_buf.c drm/exynos: Remove redundant OF dependency drm/msm: drop unnecessary set_need_resched() drm/i915: kill set_need_resched drm/msm: fix potential NULL pointer dereference drm/i915/dvo: set crtc timings again for panel fixed modes drm/i915/sdvo: Robustify the dtd<->drm_mode conversions drm/msm: workaround for missing irq drm/msm: return -EBUSY if bo still active drm/msm: fix return value check in ERR_PTR() drm/msm: fix cmdstream size check drm/msm: hangcheck harder drm/msm: handle read vs write fences drm/i915/sdvo: Fully translate sync flags in the dtd->mode conversion drm/i915: Use proper print format for debug prints ...
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git://git.kernel.dk/linux-block由 Linus Torvalds 提交于
Pull block IO fixes from Jens Axboe: "After merge window, no new stuff this time only a collection of neatly confined and simple fixes" * 'for-3.12/core' of git://git.kernel.dk/linux-block: cfq: explicitly use 64bit divide operation for 64bit arguments block: Add nr_bios to block_rq_remap tracepoint If the queue is dying then we only call the rq->end_io callout. This leaves bios setup on the request, because the caller assumes when the blk_execute_rq_nowait/blk_execute_rq call has completed that the rq->bios have been cleaned up. bio-integrity: Fix use of bs->bio_integrity_pool after free blkcg: relocate root_blkg setting and clearing block: Convert kmalloc_node(...GFP_ZERO...) to kzalloc_node(...) block: trace all devices plug operation
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git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs由 Linus Torvalds 提交于
Pull btrfs fixes from Chris Mason: "These are mostly bug fixes and a two small performance fixes. The most important of the bunch are Josef's fix for a snapshotting regression and Mark's update to fix compile problems on arm" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: (25 commits) Btrfs: create the uuid tree on remount rw btrfs: change extent-same to copy entire argument struct Btrfs: dir_inode_operations should use btrfs_update_time also btrfs: Add btrfs: prefix to kernel log output btrfs: refuse to remount read-write after abort Btrfs: btrfs_ioctl_default_subvol: Revert back to toplevel subvolume when arg is 0 Btrfs: don't leak transaction in btrfs_sync_file() Btrfs: add the missing mutex unlock in write_all_supers() Btrfs: iput inode on allocation failure Btrfs: remove space_info->reservation_progress Btrfs: kill delay_iput arg to the wait_ordered functions Btrfs: fix worst case calculator for space usage Revert "Btrfs: rework the overcommit logic to be based on the total size" Btrfs: improve replacing nocow extents Btrfs: drop dir i_size when adding new names on replay Btrfs: replay dir_index items before other items Btrfs: check roots last log commit when checking if an inode has been logged Btrfs: actually log directory we are fsync()'ing Btrfs: actually limit the size of delalloc range Btrfs: allocate the free space by the existed max extent size when ENOSPC ...
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由 Anatol Pomozov 提交于
'samples' is 64bit operant, but do_div() second parameter is 32. do_div silently truncates high 32 bits and calculated result is invalid. In case if low 32bit of 'samples' are zeros then do_div() produces kernel crash. Signed-off-by: NAnatol Pomozov <anatol.pomozov@gmail.com> Acked-by: NTejun Heo <tj@kernel.org> Signed-off-by: NJens Axboe <axboe@kernel.dk>
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- 22 9月, 2013 3 次提交
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由 Greg Kroah-Hartman 提交于
Merge tag 'iio-fixes-for-3.12a' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-linus Jonathan writes: First round of IIO fixes for 3.12 A series of wrong 'struct dev' assumptions in suspend/resume callbacks following on from this issue being identified in a new driver review. One to watch out for in future. A number of driver specific fixes 1) at91 - fix a overflow in clock rate computation 2) dummy - Kconfig dependency issue 3) isl29018 - uninitialized value 4) hmc5843 - measurement conversion bug introduced by recent cleanup. 5) ade7854-spi - wrong return value. Some IIO core fixes 1) Wrong value picked up for event code creation for a modified channel 2) A null dereference on failure to initialize a buffer after no buffer has been in use, when using the available_scan_masks approach. 3) Sampling not stopped when a device is removed. Effects forced removal such as hot unplugging. 4) Prevent device going away if a chrdev is still open in userspace. 5) Prevent race on chardev opening and device being freed. 6) Add a missing iio_buffer_init in the call back buffer. These last few are the first part of a set from Lars-Peter Clausen who has been taking a closer look at our removal paths and buffer handling than anyone has for quite some time.
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git://git.linux-nfs.org/projects/trondmy/linux-nfs由 Linus Torvalds 提交于
Pull NFS client bugfix from Trond Myklebust: "Fix a regression due to incorrect sharing of gss auth caches" * tag 'nfs-for-3.12-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: RPCSEC_GSS: fix crash on destroying gss auth
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由 Jun'ichi Nomura 提交于
Adding the number of bios in a remapped request to 'block_rq_remap' tracepoint. Request remapper clones bios in a request to track the completion status of each bio. So the number of bios can be useful information for investigation. Related discussions: http://www.redhat.com/archives/dm-devel/2013-August/msg00084.html http://www.redhat.com/archives/dm-devel/2013-September/msg00024.htmlSigned-off-by: NJun'ichi Nomura <j-nomura@ce.jp.nec.com> Acked-by: NMike Snitzer <snitzer@redhat.com> Cc: Jens Axboe <axboe@kernel.dk> Signed-off-by: NJens Axboe <axboe@kernel.dk>
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- 21 9月, 2013 17 次提交
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由 Josef Bacik 提交于
Users have been complaining of the uuid tree stuff warning that there is no uuid root when trying to do snapshot operations. This is because if you mount -o ro we will not create the uuid tree. But then if you mount -o rw,remount we will still not create it and then any subsequent snapshot/subvol operations you try to do will fail gloriously. Fix this by creating the uuid_root on remount rw if it was not already there. Thanks, Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Mark Fasheh 提交于
btrfs_ioctl_file_extent_same() uses __put_user_unaligned() to copy some data back to it's argument struct. Unfortunately, not all architectures provide __put_user_unaligned(), so compiles break on them if btrfs is selected. Instead, just copy the whole struct in / out at the start and end of operations, respectively. Signed-off-by: NMark Fasheh <mfasheh@suse.de> Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Guangyu Sun 提交于
Commit 2bc55652 (Btrfs: don't update atime on RO subvolumes) ensures that the access time of an inode is not updated when the inode lives in a read-only subvolume. However, if a directory on a read-only subvolume is accessed, the atime is updated. This results in a write operation to a read-only subvolume. I believe that access times should never be updated on read-only subvolumes. To reproduce: # mkfs.btrfs -f /dev/dm-3 (...) # mount /dev/dm-3 /mnt # btrfs subvol create /mnt/sub Create subvolume '/mnt/sub' # mkdir /mnt/sub/dir # echo "abc" > /mnt/sub/dir/file # btrfs subvol snapshot -r /mnt/sub /mnt/rosnap Create a readonly snapshot of '/mnt/sub' in '/mnt/rosnap' # stat /mnt/rosnap/dir File: `/mnt/rosnap/dir' Size: 8 Blocks: 0 IO Block: 4096 directory Device: 16h/22d Inode: 257 Links: 1 Access: (0755/drwxr-xr-x) Uid: ( 0/ root) Gid: ( 0/ root) Access: 2013-09-11 07:21:49.389157126 -0400 Modify: 2013-09-11 07:22:02.330156079 -0400 Change: 2013-09-11 07:22:02.330156079 -0400 # ls /mnt/rosnap/dir file # stat /mnt/rosnap/dir File: `/mnt/rosnap/dir' Size: 8 Blocks: 0 IO Block: 4096 directory Device: 16h/22d Inode: 257 Links: 1 Access: (0755/drwxr-xr-x) Uid: ( 0/ root) Gid: ( 0/ root) Access: 2013-09-11 07:22:56.797151670 -0400 Modify: 2013-09-11 07:22:02.330156079 -0400 Change: 2013-09-11 07:22:02.330156079 -0400 Reported-by: NKoen De Wit <koen.de.wit@oracle.com> Signed-off-by: NGuangyu Sun <guangyu.sun@oracle.com> Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Frank Holton 提交于
The kernel log entries for device label %s and device fsid %pU are missing the btrfs: prefix. Add those here. Signed-off-by: NFrank Holton <fholton@gmail.com> Reviewed-by: NDavid Sterba <dsterba@suse.cz> Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 David Sterba 提交于
It's still possible to flip the filesystem into RW mode after it's remounted RO due to an abort. There are lots of places that check for the superblock error bit and will not write data, but we should not let the filesystem appear read-write. Signed-off-by: NDavid Sterba <dsterba@suse.cz> Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 chandan 提交于
This patch makes it possible to set BTRFS_FS_TREE_OBJECTID as the default subvolume by passing a subvolume id of 0. Signed-off-by: Nchandan <chandan@linux.vnet.ibm.com> Reviewed-by: NDavid Sterba <dsterba@suse.cz> Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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In btrfs_sync_file(), if the call to btrfs_log_dentry_safe() returns a negative error (for e.g. -ENOMEM via btrfs_log_inode()), we would return without ending/freeing the transaction. Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Stefan Behrens 提交于
The BUG() was replaced by btrfs_error() and return -EIO with the patch "get rid of one BUG() in write_all_supers()", but the missing mutex_unlock() was overlooked. The 0-DAY kernel build service from Intel reported the missing unlock which was found by the coccinelle tool: fs/btrfs/disk-io.c:3422:2-8: preceding lock on line 3374 Signed-off-by: NStefan Behrens <sbehrens@giantdisaster.de> Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Josef Bacik 提交于
We don't do the iput when we fail to allocate our delayed delalloc work in __start_delalloc_inodes, fix this. Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Josef Bacik 提交于
This isn't used for anything anymore, just remove it. Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Josef Bacik 提交于
This is a left over of how we used to wait for ordered extents, which was to grab the inode and then run filemap flush on it. However if we have an ordered extent then we already are holding a ref on the inode, and we just use btrfs_start_ordered_extent anyway, so there is no reason to have an extra ref on the inode to start work on the ordered extent. Thanks, Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Josef Bacik 提交于
Forever ago I made the worst case calculator say that we could potentially split into 3 blocks for every level on the way down, which isn't right. If we split we're only going to get two new blocks, the one we originally cow'ed and the new one we're going to split. Thanks, Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Josef Bacik 提交于
This reverts commit 70afa399. It is causing performance issues and wasn't actually correct. There were problems with the way we flushed delalloc and that was the real cause of the early enospc. Thanks, Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Josef Bacik 提交于
Various people have hit a deadlock when running btrfs/011. This is because when replacing nocow extents we will take the i_mutex to make sure nobody messes with the file while we are replacing the extent. The problem is we are already holding a transaction open, which is a locking inversion, so instead we need to save these inodes we find and then process them outside of the transaction. Further we can't just lock the inode and assume we are good to go. We need to lock the extent range and then read back the extent cache for the inode to make sure the extent really still points at the physical block we want. If it doesn't we don't have to copy it. Thanks, Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Josef Bacik 提交于
So if we have dir_index items in the log that means we also have the inode item as well, which means that the inode's i_size is correct. However when we process dir_index'es we call btrfs_add_link() which will increase the directory's i_size for the new entry. To fix this we need to just set the dir items i_size to 0, and then as we find dir_index items we adjust the i_size. btrfs_add_link() will do it for new entries, and if the entry already exists we can just add the name_len to the i_size ourselves. Thanks, Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Josef Bacik 提交于
A user reported a bug where his log would not replay because he was getting -EEXIST back. This was because he had a file moved into a directory that was logged. What happens is the file had a lower inode number, and so it is processed first when replaying the log, and so we add the inode ref in for the directory it was moved to. But then we process the directories DIR_INDEX item and try to add the inode ref for that inode and it fails because we already added it when we replayed the inode. To solve this problem we need to just process any DIR_INDEX items we have in the log first so this all is taken care of, and then we can replay the rest of the items. With this patch my reproducer can remount the file system properly instead of erroring out. Thanks, Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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由 Josef Bacik 提交于
Liu introduced a local copy of the last log commit for an inode to make sure we actually log an inode even if a log commit has already taken place. In order to make sure we didn't relog the same inode multiple times he set this local copy to the current trans when we log the inode, because usually we log the inode and then sync the log. The exception to this is during rename, we will relog an inode if the name changed and it is already in the log. The problem with this is then we go to sync the inode, and our check to see if the inode has already been logged is tripped and we don't sync the log. To fix this we need to _also_ check against the roots last log commit, because it could be less than what is in our local copy of the log commit. This fixes a bug where we rename a file into a directory and then fsync the directory and then on remount the directory is no longer there. Thanks, Signed-off-by: NJosef Bacik <jbacik@fusionio.com> Signed-off-by: NChris Mason <chris.mason@fusionio.com>
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