Messages in this thread |  | | Subject | Re: [f2fs-dev] [PATCH v3 1/2] f2fs: change i_compr_blocks of inode to atomic value | From | Chao Yu <> | Date | Tue, 8 Sep 2020 22:55:59 +0800 |
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On 2020-9-8 10:44, Daeho Jeong wrote: > From: Daeho Jeong <daehojeong@google.com> > > writepages() can be concurrently invoked for the same file by different > threads such as a thread fsyncing the file and a kworker kernel thread. > So, changing i_compr_blocks without protection is racy and we need to > protect it by changing it with atomic type value. Plus, we don't need > a 64bit value for i_compr_blocks, so just we will use a atomic value, > not atomic64. > > Signed-off-by: Daeho Jeong <daehojeong@google.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Thanks,
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