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ba900534f8
linux/fs/f2fs
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Jaegeuk Kim ba900534f8 f2fs: don't get FREEZE lock in f2fs_evict_inode in frozen fs 
Let's purge inode cache in order to avoid the below deadlock.

[freeze test]                         shrinkder
freeze_super
 - pwercpu_down_write(SB_FREEZE_FS)
                                       - super_cache_scan
                                         - down_read(&sb->s_umount)
                                           - prune_icache_sb
                                            - dispose_list
                                             - evict
                                              - f2fs_evict_inode
thaw_super
 - down_write(&sb->s_umount);
                                              - __percpu_down_read(SB_FREEZE_FS)

Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2022-03-11 07:36:17 -08:00
..
acl.c f2fs: support idmapped mounts 2022-02-12 06:20:46 -08:00
acl.h vfs: add rcu argument to ->get_acl() callback 2021-08-18 22:08:24 +02:00
checkpoint.c f2fs: avoid an infinite loop in f2fs_sync_dirty_inodes 2022-03-04 09:15:46 -08:00
compress.c f2fs: move f2fs to use reader-unfair rwsems 2022-01-24 17:40:04 -08:00
data.c f2fs: fix to avoid potential deadlock 2022-03-03 13:30:48 -08:00
debug.c f2fs: don't get FREEZE lock in f2fs_evict_inode in frozen fs 2022-03-11 07:36:17 -08:00
dir.c f2fs: move f2fs to use reader-unfair rwsems 2022-01-24 17:40:04 -08:00
extent_cache.c f2fs: support fault injection for f2fs_kmem_cache_alloc() 2021-08-17 11:59:05 -07:00
f2fs.h f2fs: don't get FREEZE lock in f2fs_evict_inode in frozen fs 2022-03-11 07:36:17 -08:00
file.c f2fs: remove unnecessary read for F2FS_FITS_IN_INODE 2022-03-09 18:48:25 -08:00
gc.c f2fs: fix to unlock page correctly in error path of is_alive() 2022-02-03 22:21:28 -08:00
gc.h f2fs: introduce gc_merge mount option 2021-03-30 18:48:56 -07:00
hash.c f2fs: Handle casefolding with Encryption 2020-12-02 22:00:21 -08:00
inline.c f2fs: move f2fs to use reader-unfair rwsems 2022-01-24 17:40:04 -08:00
inode.c f2fs: don't get FREEZE lock in f2fs_evict_inode in frozen fs 2022-03-11 07:36:17 -08:00
iostat.c f2fs: use iomap for direct I/O 2021-12-10 15:48:30 -08:00
iostat.h f2fs: introduce periodic iostat io latency traces 2021-08-23 10:25:51 -07:00
Kconfig f2fs: introduce F2FS_UNFAIR_RWSEM to support unfair rwsem 2022-03-04 09:15:53 -08:00
Makefile f2fs: separate out iostat feature 2021-08-23 10:25:51 -07:00
namei.c f2fs: support idmapped mounts 2022-02-12 06:20:46 -08:00
node.c f2fs: fix to avoid potential deadlock 2022-03-03 13:30:48 -08:00
node.h f2fs: add a way to limit roll forward recovery time 2022-02-12 05:58:18 -08:00
recovery.c f2fs: add a way to limit roll forward recovery time 2022-02-12 05:58:18 -08:00
segment.c f2fs: fix to do sanity check on curseg->alloc_type 2022-03-03 18:19:41 -08:00
segment.h f2fs: introduce F2FS_IPU_HONOR_OPU_WRITE ipu policy 2022-02-07 11:28:35 -08:00
shrinker.c f2fs: avoid race condition for shrinker count 2020-12-03 00:59:26 -08:00
super.c f2fs: don't get FREEZE lock in f2fs_evict_inode in frozen fs 2022-03-11 07:36:17 -08:00
sysfs.c f2fs: add a way to limit roll forward recovery time 2022-02-12 05:58:18 -08:00
verity.c f2fs: move f2fs to use reader-unfair rwsems 2022-01-24 17:40:04 -08:00
xattr.c f2fs: move f2fs to use reader-unfair rwsems 2022-01-24 17:40:04 -08:00
xattr.h f2fs: code cleanup by removing ifdef macro surrounding 2020-05-26 18:56:10 -07:00