Commit b35997d4 authored by Robert Peterson's avatar Robert Peterson Committed by Steven Whitehouse
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[GFS2] Can't mount GFS2 file system on AoE device

This patch fixes bug 243131: Can't mount GFS2 file system on AoE device.
When using AoE devices with lock_nolock, there is no locking table, so
gfs2 (and gfs1) uses the superblock s_id.  This turns out to be the device
name in some cases.  In the case of AoE, the device contains a slash,
(e.g. "etherd/e1.1p2") which is an invalid character when we try to
register the table in sysfs.  This patch replaces the "/" with underscore.
Rather than add a new variable to the stack, I'm just reusing a (char *)
variable that's no longer used: table.

This code has been tested on the failing system using a RHEL5 patch.
The upstream code was tested by using gfs2_tool sb to interject a "/"
into the table name of a clustered gfs2 file system.
Signed-off-by: default avatarBob Peterson <>
Signed-off-by: default avatarSteven Whitehouse <>
parent e1cc8603
......@@ -145,6 +145,9 @@ static int init_names(struct gfs2_sbd *sdp, int silent)
snprintf(sdp->sd_proto_name, GFS2_FSNAME_LEN, "%s", proto);
snprintf(sdp->sd_table_name, GFS2_FSNAME_LEN, "%s", table);
while ((table = strchr(sdp->sd_table_name, '/')))
*table = '_';
return error;
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