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authorBob Peterson <rpeterso@redhat.com>2007-11-02 09:37:15 -0500
committerSteven Whitehouse <swhiteho@redhat.com>2008-01-25 08:07:47 +0000
commitc7227e46423a57b4df27a2d75b5869bd3ae654d0 (patch)
treee0d1ce8a49d766f119358a721c38837776dcdaf5 /fs/gfs2/sys.c
parente589665eb97b297412fb16b4c1737a01a91db903 (diff)
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[GFS2] Given device ID rather than s_id in "id" sysfs file
This patch changes the /sys/fs/gfs2/<s_id>/id file to give the device id "major:minor" rather than the s_id. That enables gfs2_tool to match devices properly (by id, not name) when locating the tuning files. Signed-off-by: Bob Peterson <rpeterso@redhat.com> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/sys.c')
-rw-r--r--fs/gfs2/sys.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c
index 1359198..65dd065 100644
--- a/fs/gfs2/sys.c
+++ b/fs/gfs2/sys.c
@@ -32,7 +32,8 @@ spinlock_t gfs2_sys_margs_lock;
static ssize_t id_show(struct gfs2_sbd *sdp, char *buf)
{
- return snprintf(buf, PAGE_SIZE, "%s\n", sdp->sd_vfs->s_id);
+ return snprintf(buf, PAGE_SIZE, "%u:%u\n",
+ MAJOR(sdp->sd_vfs->s_dev), MINOR(sdp->sd_vfs->s_dev));
}
static ssize_t fsname_show(struct gfs2_sbd *sdp, char *buf)