Commit c7227e46 authored Nov 02, 2007 by Bob Peterson Committed by Steven Whitehouse Jan 25, 2008

[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>

parent e589665e

fs/gfs2/sys.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -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)