From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx1.redhat.com ([209.132.183.28]:38362 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726226AbeIWCOt (ORCPT ); Sat, 22 Sep 2018 22:14:49 -0400 From: Frank Sorenson 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 Message-Id: <20180922201959.10477-2-sorenson@redhat.com> In-Reply-To: <20180922201959.10477-1-sorenson@redhat.com> References: <20180922201959.10477-1-sorenson@redhat.com> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: 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 --- 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