Commit 6a617dd2 authored Jul 18, 2008 by Tim Shimmin Committed by Niv Sardi Jul 28, 2008

[XFS] A bug was found in xfs_bmap_add_extent_unwritten_real(). In a


particular case, the delta param which is supposed to describe the region
where extents have changed was not updated appropriately.

SGI-PV: 984030

SGI-Modid: xfs-linux-melb:xfs-kern:31663a

Signed-off-by: Tim Shimmin <tes@sgi.com>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Signed-off-by: Olaf Weber <olaf@sgi.com>

parent 766b0925

fs/xfs/xfs_bmap.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -1740,9 +1740,9 @@ xfs_bmap_add_extent_unwritten_real(
		r[1].br_state)))
		goto done;
		/* new left extent - oldext */
		PREV.br_blockcount =
		new->br_startoff - PREV.br_startoff;
		cur->bc_rec.b = PREV;
		cur->bc_rec.b.br_blockcount =
		new->br_startoff - PREV.br_startoff;
		if ((error = xfs_bmbt_insert(cur, &i)))
		goto done;
		XFS_WANT_CORRUPTED_GOTO(i == 1, done);