From: Coly Li <coly.li@suse.de>
To: linux-kernel@vger.kernel.org
Cc: Phillip Lougher <phillip@lougher.demon.co.uk>
Subject: [PATCH 17/20] fs/squashfs: return f_fsid for statfs(2)
Date: Tue, 20 Jan 2009 01:36:08 +0800 [thread overview]
Message-ID: <4974BA08.4070809@suse.de> (raw)
This patch makes squashfs return f_fsid info for statfs(2).
Signed-off-by: Coly Li <coly.li@suse.de>
Cc: Phillip Lougher <phillip@lougher.demon.co.uk>
---
fs/squashfs/super.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/fs/squashfs/super.c b/fs/squashfs/super.c
index 071df5b..0a65d16 100644
--- a/fs/squashfs/super.c
+++ b/fs/squashfs/super.c
@@ -301,6 +301,7 @@ failure:
static int squashfs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct squashfs_sb_info *msblk = dentry->d_sb->s_fs_info;
+ u64 id = huge_encode_dev(dentry->d_sb->s_bdev->bd_dev);
TRACE("Entered squashfs_statfs\n");
@@ -311,6 +312,8 @@ static int squashfs_statfs(struct dentry *dentry, struct kstatfs *buf)
buf->f_files = msblk->inodes;
buf->f_ffree = 0;
buf->f_namelen = SQUASHFS_NAME_LEN;
+ buf->f_fsid.val[0] = (u32)id;
+ buf->f_fsid.val[1] = (u32)(id >> 32);
return 0;
}
--
Coly Li
SuSE Labs
reply other threads:[~2009-01-19 17:33 UTC|newest]
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