search for: blkdev_issue_flush

...xt4_sync_file(struct file *file, int datasync) * the journal device.) */ if (ext4_should_writeback_data(inode) && - (journal->j_fs_dev != journal->j_dev) && - (journal->j_flags & JBD2_BARRIER)) + (journal->j_fs_dev != journal->j_dev)) blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL, NULL); ret = jbd2_log_wait_commit(journal, commit_tid); - } else if (journal->j_flags & JBD2_BARRIER) + } else blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL, NULL); return ret; } diff --git a/fs/ext4/super.c b/fs/ext4/super.c i...

...[ 162.585279] dump_backtrace+0x0/0x1c8 [ 162.587583] show_stack+0x14/0x20 [ 162.589047] dump_stack+0xac/0xe4 [ 162.592035] ___might_sleep+0x164/0x238 [ 162.594830] __might_sleep+0x50/0x88 [ 162.597012] mempool_alloc+0xc0/0x198 [ 162.600633] bio_alloc_bioset+0x144/0x250 [ 162.602983] blkdev_issue_flush+0x48/0xc8 [ 162.606134] ext4_sync_file+0x220/0x330 [ 162.607870] vfs_fsync_range+0x48/0xc0 [ 162.611694] dio_complete+0x1fc/0x220 [ 162.613369] dio_bio_end_aio+0xf0/0x130 [ 162.617040] bio_endio+0xe8/0xf8 [ 162.618583] blk_update_request+0x80/0x2e8 [ 162.619841] blk_mq_end_request+0x2...

...[ 162.585279] dump_backtrace+0x0/0x1c8 [ 162.587583] show_stack+0x14/0x20 [ 162.589047] dump_stack+0xac/0xe4 [ 162.592035] ___might_sleep+0x164/0x238 [ 162.594830] __might_sleep+0x50/0x88 [ 162.597012] mempool_alloc+0xc0/0x198 [ 162.600633] bio_alloc_bioset+0x144/0x250 [ 162.602983] blkdev_issue_flush+0x48/0xc8 [ 162.606134] ext4_sync_file+0x220/0x330 [ 162.607870] vfs_fsync_range+0x48/0xc0 [ 162.611694] dio_complete+0x1fc/0x220 [ 162.613369] dio_bio_end_aio+0xf0/0x130 [ 162.617040] bio_endio+0xe8/0xf8 [ 162.618583] blk_update_request+0x80/0x2e8 [ 162.619841] blk_mq_end_request+0x2...

...0x1c8 > [ 162.587583] show_stack+0x14/0x20 > [ 162.589047] dump_stack+0xac/0xe4 > [ 162.592035] ___might_sleep+0x164/0x238 > [ 162.594830] __might_sleep+0x50/0x88 > [ 162.597012] mempool_alloc+0xc0/0x198 > [ 162.600633] bio_alloc_bioset+0x144/0x250 > [ 162.602983] blkdev_issue_flush+0x48/0xc8 > [ 162.606134] ext4_sync_file+0x220/0x330 > [ 162.607870] vfs_fsync_range+0x48/0xc0 > [ 162.611694] dio_complete+0x1fc/0x220 > [ 162.613369] dio_bio_end_aio+0xf0/0x130 > [ 162.617040] bio_endio+0xe8/0xf8 > [ 162.618583] blk_update_request+0x80/0x2e8 > [...

...ush+0x17/0x40 > > > ? pmem_submit_bio+0x370/0x390 > > > ? __submit_bio+0xbc/0x190 > > > ? submit_bio_noacct_nocheck+0x14d/0x370 > > > ? submit_bio_noacct+0x1ef/0x520 > > > ? submit_bio+0x55/0x60 > > > ? submit_bio_wait+0x5a/0xc0 > > > ? blkdev_issue_flush+0x44/0x60 > > > > > > The root cause is that submit_bio_noacct() needs bio_op() is either > > > WRITE or ZONE_APPEND for flush bio and async_pmem_flush() doesn't assign > > > REQ_OP_WRITE when allocating flush bio, so submit_bio_noacct just fail > > &g...

...ush+0x17/0x40 > > > ? pmem_submit_bio+0x370/0x390 > > > ? __submit_bio+0xbc/0x190 > > > ? submit_bio_noacct_nocheck+0x14d/0x370 > > > ? submit_bio_noacct+0x1ef/0x520 > > > ? submit_bio+0x55/0x60 > > > ? submit_bio_wait+0x5a/0xc0 > > > ? blkdev_issue_flush+0x44/0x60 > > > > > > The root cause is that submit_bio_noacct() needs bio_op() is either > > > WRITE or ZONE_APPEND for flush bio and async_pmem_flush() doesn't assign > > > REQ_OP_WRITE when allocating flush bio, so submit_bio_noacct just fail > > &g...

Hi, I have seen and heard many cases of ext3 corrupted after abnormal powerdown (e.g. missing all the files in one directory). yes, UPS should help, but wonder what kind of worst scenario will ext3 present after powerdown. messed up meta data has been seen in many cases, for example, the in-direct block of one inode contains garbage, which causes the automatic fsck failed to work and user has

It would seem kmod-hfsplus does not have a module for my kernel uname -r 3.10.0-327.28.2.el7.x86_64 yum provides "*/hfsplus.ko" Loaded plugins: fastestmirror, langpacks Loading mirror speeds from cached hostfile * base: mirror.tzulo.com * elrepo: repos.ord.lax-noc.com * extras: mirrors.usinternet.com * updates: mirror.nexcess.net kmod-hfsplus-0.0-1.el7.elrepo.x86_64 : hfsplus

...dm_make_request+0x128/0x1a0 [dm_mod] [ 8280.189498] [<ffffffff9671348d>] io_schedule_timeout+0xad/0x130 [ 8280.189502] [<ffffffff967145ad>] wait_for_completion_io+0xfd/0x140 [ 8280.189507] [<ffffffff960cf1b0>] ? wake_up_state+0x20/0x20 [ 8280.189513] [<ffffffff9631e574>] blkdev_issue_flush+0xb4/0x110 [ 8280.189546] [<ffffffffc04984b9>] xfs_blkdev_issue_flush+0x19/0x20 [xfs] [ 8280.189588] [<ffffffffc0480c40>] xfs_file_fsync+0x1b0/0x1e0 [xfs] [ 8280.189593] [<ffffffff9624f0e7>] do_fsync+0x67/0xb0 [ 8280.189597] [<ffffffff9672076f>] ? system_call_after_swapg...

...8/0x1a0 [dm_mod] > [ 8280.189498] [<ffffffff9671348d>] io_schedule_timeout+0xad/0x130 > [ 8280.189502] [<ffffffff967145ad>] wait_for_completion_io+0xfd/0x140 > [ 8280.189507] [<ffffffff960cf1b0>] ? wake_up_state+0x20/0x20 > [ 8280.189513] [<ffffffff9631e574>] blkdev_issue_flush+0xb4/0x110 > [ 8280.189546] [<ffffffffc04984b9>] xfs_blkdev_issue_flush+0x19/0x20 > [xfs] > [ 8280.189588] [<ffffffffc0480c40>] xfs_file_fsync+0x1b0/0x1e0 [xfs] > [ 8280.189593] [<ffffffff9624f0e7>] do_fsync+0x67/0xb0 > [ 8280.189597] [<ffffffff9672076f>]...

...>> [ 8280.189498] [<ffffffff9671348d>] io_schedule_timeout+0xad/0x130 >> [ 8280.189502] [<ffffffff967145ad>] wait_for_completion_io+0xfd/0x140 >> [ 8280.189507] [<ffffffff960cf1b0>] ? wake_up_state+0x20/0x20 >> [ 8280.189513] [<ffffffff9631e574>] blkdev_issue_flush+0xb4/0x110 >> [ 8280.189546] [<ffffffffc04984b9>] xfs_blkdev_issue_flush+0x19/0x20 >> [xfs] >> [ 8280.189588] [<ffffffffc0480c40>] xfs_file_fsync+0x1b0/0x1e0 [xfs] >> [ 8280.189593] [<ffffffff9624f0e7>] do_fsync+0x67/0xb0 >> [ 8280.189597] [<ff...

...1279.495001] [<ffffffffb991348d>] io_schedule_timeout+0xad/0x130 >>> [11279.495005] [<ffffffffb99145ad>] wait_for_completion_io+0xfd/0x140 >>> [11279.495010] [<ffffffffb92cf1b0>] ? wake_up_state+0x20/0x20 >>> [11279.495016] [<ffffffffb951e574>] blkdev_issue_flush+0xb4/0x110 >>> [11279.495049] [<ffffffffc06064b9>] xfs_blkdev_issue_flush+0x19/0x20 >>> [xfs] >>> [11279.495079] [<ffffffffc05eec40>] xfs_file_fsync+0x1b0/0x1e0 [xfs] >>> [11279.495086] [<ffffffffb944f0e7>] do_fsync+0x67/0xb0 >>> [11...

When backend disconnect, sync IO requests to the disk. Signed-off-by: Joe Jin <joe.jin@oracle.com> Cc: Jens Axboe <jaxboe@fusionio.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: Ian Campbell <Ian.Campbell@eu.citrix.com> --- drivers/block/xen-blkback/xenbus.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/block/xen-blkback/xenbus.c

...8/0x1a0 [dm_mod] > [11279.495001] [<ffffffffb991348d>] io_schedule_timeout+0xad/0x130 > [11279.495005] [<ffffffffb99145ad>] wait_for_completion_io+0xfd/0x140 > [11279.495010] [<ffffffffb92cf1b0>] ? wake_up_state+0x20/0x20 > [11279.495016] [<ffffffffb951e574>] blkdev_issue_flush+0xb4/0x110 > [11279.495049] [<ffffffffc06064b9>] xfs_blkdev_issue_flush+0x19/0x20 > [xfs] > [11279.495079] [<ffffffffc05eec40>] xfs_file_fsync+0x1b0/0x1e0 [xfs] > [11279.495086] [<ffffffffb944f0e7>] do_fsync+0x67/0xb0 > [11279.495090] [<ffffffffb992076f>]...

...fffb991348d>] io_schedule_timeout+0xad/0x130 >>>>> [11279.495005] [<ffffffffb99145ad>] wait_for_completion_io+0xfd/0x140 >>>>> [11279.495010] [<ffffffffb92cf1b0>] ? wake_up_state+0x20/0x20 >>>>> [11279.495016] [<ffffffffb951e574>] blkdev_issue_flush+0xb4/0x110 >>>>> [11279.495049] [<ffffffffc06064b9>] xfs_blkdev_issue_flush+0x19/0x20 >>>>> [xfs] >>>>> [11279.495079] [<ffffffffc05eec40>] xfs_file_fsync+0x1b0/0x1e0 [xfs] >>>>> [11279.495086] [<ffffffffb944f0e7>] do_...

...k_queue_tag *); static inline struct request *blk_map_queue_find_tag(struct blk_queue_tag *bqt, int tag) { if (unlikely(bqt == NULL || tag >= bqt->real_max_depth)) return NULL; return bqt->tag_index[tag]; } #define BLKDEV_DISCARD_SECURE 0x01 /* secure discard */ extern int blkdev_issue_flush(struct block_device *, gfp_t, sector_t *); extern int blkdev_issue_discard(struct block_device *bdev, sector_t sector, sector_t nr_sects, gfp_t gfp_mask, unsigned long flags); extern int blkdev_issue_zeroout(struct block_device *bdev, sector_t sector, sector_t nr_sects, gfp_t gfp_mask); static...

...k_queue_tag *); static inline struct request *blk_map_queue_find_tag(struct blk_queue_tag *bqt, int tag) { if (unlikely(bqt == NULL || tag >= bqt->real_max_depth)) return NULL; return bqt->tag_index[tag]; } #define BLKDEV_DISCARD_SECURE 0x01 /* secure discard */ extern int blkdev_issue_flush(struct block_device *, gfp_t, sector_t *); extern int blkdev_issue_discard(struct block_device *bdev, sector_t sector, sector_t nr_sects, gfp_t gfp_mask, unsigned long flags); extern int blkdev_issue_zeroout(struct block_device *bdev, sector_t sector, sector_t nr_sects, gfp_t gfp_mask); static...