From: Frank Sorenson <sorenson@redhat.com>
To: linux-fsdevel@vger.kernel.org
Cc: hirofumi@mail.parknet.co.jp
Subject: [PATCH 1/4] fat: set the s_time_gran for msdos or vfat mounts
Date: Sat, 22 Sep 2018 15:19:56 -0500 [thread overview]
Message-ID: <20180922201959.10477-2-sorenson@redhat.com> (raw)
In-Reply-To: <20180922201959.10477-1-sorenson@redhat.com>
For vfat, ctime granularity is 10ms; set the super_block's
s_time_gran to 10ms for vfat and 1 second for msdos mounts.
Signed-off-by: Frank Sorenson <sorenson@redhat.com>
---
fs/fat/inode.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index d6b81e31f9f5..36071866a324 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -1626,6 +1626,7 @@ int fat_fill_super(struct super_block *sb, void *data, int silent, int isvfat,
sb->s_magic = MSDOS_SUPER_MAGIC;
sb->s_op = &fat_sops;
sb->s_export_op = &fat_export_ops;
+ sb->s_time_gran = isvfat ? 10000000 : 1000000000;
mutex_init(&sbi->nfs_build_inode_lock);
ratelimit_state_init(&sbi->ratelimit, DEFAULT_RATELIMIT_INTERVAL,
DEFAULT_RATELIMIT_BURST);
--
2.13.6
next prev parent reply other threads:[~2018-09-23 2:14 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-22 20:19 [PATCH V3 0/4] fat: timestamp updates Frank Sorenson
2018-09-22 20:19 ` Frank Sorenson [this message]
2018-09-22 20:19 ` [PATCH 2/4] fat: create function to calculate timezone offset Frank Sorenson
2018-09-22 20:19 ` [PATCH 3/4] fat: add functions to update and truncate the timestamps appropriately Frank Sorenson
2018-09-22 20:19 ` [PATCH 4/4] fat: change timestamp updates to fat_update_time or fat_truncate_time Frank Sorenson
2018-09-23 10:31 ` [PATCH V3 0/4] fat: timestamp updates OGAWA Hirofumi
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