Files
android_kernel_xiaomi_sm8450/Documentation/ABI/testing
Jaegeuk Kim 604f2f5656 BACKPORT: 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)

Bug: 242127451
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Change-Id: Ifa01aca90eab6968c5e511fb3819854121aa9b7c
(cherry picked from commit e3d44a0028f58cd1dcba053120652e1a1ea6ce12)
2022-09-07 04:52:58 +00:00
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