Messages in this thread Patch in this message | | | From | Steven Whitehouse <> | Subject | [PATCH 10/16] GFS2: Fix one RG corner case | Date | Fri, 30 Nov 2012 09:52:15 +0000 |
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For filesystems with only a single resource group, we need to be careful that the allocation loop will not land up with a NULL resource group. This fixes a bug in a previous patch where the gfs2_rgrpd_get_next() function was being used instead of gfs2_rgrpd_get_first()
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c index 99a6197..5625e93 100644 --- a/fs/gfs2/rgrp.c +++ b/fs/gfs2/rgrp.c @@ -1776,10 +1776,11 @@ static u32 gfs2_orlov_skip(const struct gfs2_inode *ip) static bool gfs2_select_rgrp(struct gfs2_rgrpd **pos, const struct gfs2_rgrpd *begin) { struct gfs2_rgrpd *rgd = *pos; + struct gfs2_sbd *sdp = rgd->rd_sbd; rgd = gfs2_rgrpd_get_next(rgd); if (rgd == NULL) - rgd = gfs2_rgrpd_get_next(NULL); + rgd = gfs2_rgrpd_get_first(sdp); *pos = rgd; if (rgd != begin) /* If we didn't wrap */ return true; -- 1.7.4
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