Messages in this thread | | | Date | Fri, 11 Mar 2022 15:25:25 +0800 | Subject | Re: [f2fs-dev] [PATCH 1/2 v2] f2fs: don't get FREEZE lock in f2fs_evict_inode in frozen fs | From | Chao Yu <> |
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On 2022/3/11 13:22, Jaegeuk Kim wrote: > 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) > > Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Reviewed-by: Chao Yu <chao@kernel.org>
Thanks,
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