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authorEric Sandeen <sandeen@sandeen.net>2020-04-21 11:13:10 +0900
committerNamjae Jeon <namjae.jeon@samsung.com>2020-04-22 20:14:06 +0900
commit81df1ad40644b706a1cdbd28a1471f9f0c0ea3e8 (patch)
treef91eeffa36abcb5b6c9c67ce33b8e24e07f576d7 /fs/exfat/super.c
parent674a9985b8e35288225f2b67829a7dee3bf761da (diff)
exfat: truncate atimes to 2s granularity
The timestamp for access_time has double seconds granularity(There is no 10msIncrement field for access_time unlike create/modify_time). exfat's atimes are restricted to only 2s granularity so after we set an atime, round it down to the nearest 2s and set the sub-second component of the timestamp to 0. Signed-off-by: Eric Sandeen <sandeen@sandeen.net> Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Diffstat (limited to 'fs/exfat/super.c')
-rw-r--r--fs/exfat/super.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/exfat/super.c b/fs/exfat/super.c
index ee42ecf59059..0565d5539d57 100644
--- a/fs/exfat/super.c
+++ b/fs/exfat/super.c
@@ -342,6 +342,7 @@ static int exfat_read_root(struct inode *inode)
exfat_save_attr(inode, ATTR_SUBDIR);
inode->i_mtime = inode->i_atime = inode->i_ctime = ei->i_crtime =
current_time(inode);
+ exfat_truncate_atime(&inode->i_atime);
exfat_cache_init_inode(inode);
return 0;
}