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authorAndriy Gapon <avg@FreeBSD.org>2010-06-07 13:37:13 +0000
committerAndriy Gapon <avg@FreeBSD.org>2010-06-07 13:37:13 +0000
commit639a73c4283b73c7602d575cc315755d02cd36e8 (patch)
treef6c9c433233d58cd65e603d6f64f0ff8494929d0 /sys/boot
parente79044fd18f2b50d21fe4f28a5ee0663a47f6a30 (diff)
Notes
Diffstat (limited to 'sys/boot')
-rw-r--r--sys/boot/zfs/zfsimpl.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/sys/boot/zfs/zfsimpl.c b/sys/boot/zfs/zfsimpl.c
index 1407eb5d9c71..5be7afa364e6 100644
--- a/sys/boot/zfs/zfsimpl.c
+++ b/sys/boot/zfs/zfsimpl.c
@@ -958,12 +958,17 @@ zio_read_gang(spa_t *spa, const blkptr_t *bp, const dva_t *dva, void *buf)
break;
if (!vdev || !vdev->v_read)
return (EIO);
- if (vdev->v_read(vdev, bp, &zio_gb, offset, SPA_GANGBLOCKSIZE))
+ if (vdev->v_read(vdev, NULL, &zio_gb, offset, SPA_GANGBLOCKSIZE))
return (EIO);
for (i = 0; i < SPA_GBH_NBLKPTRS; i++) {
- if (zio_read(spa, &zio_gb.zg_blkptr[i], buf))
+ blkptr_t *gbp = &zio_gb.zg_blkptr[i];
+
+ if (BP_IS_HOLE(gbp))
+ continue;
+ if (zio_read(spa, gbp, buf))
return (EIO);
+ buf = (char*)buf + BP_GET_PSIZE(gbp);
}
return (0);
@@ -994,9 +999,8 @@ zio_read(spa_t *spa, const blkptr_t *bp, void *buf)
continue;
if (DVA_GET_GANG(dva)) {
- printf("ZFS: gang block detected!\n");
if (zio_read_gang(spa, bp, dva, buf))
- return (EIO);
+ continue;
} else {
vdevid = DVA_GET_VDEV(dva);
offset = DVA_GET_OFFSET(dva);