Commit 674a9985 authored Apr 17, 2020 by Eric Sandeen Committed by Namjae Jeon Apr 22, 2020

exfat: properly set s_time_gran



The s_time_gran superblock field indicates the on-disk nanosecond
granularity of timestamps, and for exfat that seems to be 10ms, so
set s_time_gran to 10000000ns. Without this, in-memory timestamps
change when they get re-read from disk.

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>

parent cbd445d9

fs/exfat/super.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -529,7 +529,7 @@ static int exfat_fill_super(struct super_block sb, struct fs_context fc)
		sb->s_magic = EXFAT_SUPER_MAGIC;
		sb->s_op = &exfat_sops;

		sb->s_time_gran = 1;
		sb->s_time_gran = 10 * NSEC_PER_MSEC;
		sb->s_time_min = EXFAT_MIN_TIMESTAMP_SECS;
		sb->s_time_max = EXFAT_MAX_TIMESTAMP_SECS;

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