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authorAndriy Gapon <avg@FreeBSD.org>2010-06-07 13:44:04 +0000
committerAndriy Gapon <avg@FreeBSD.org>2010-06-07 13:44:04 +0000
commit0e19d2ece1b210c16eed9ef2852e9eab5705e463 (patch)
tree044d8bd9cf688101cfcca3e2118fb0858ba5b018 /sys/boot
parentc581257df0af653a9918f3bb01f6a71d44235a46 (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 adddb6a4f2ac..37f65f8cea3f 100644
--- a/sys/boot/zfs/zfsimpl.c
+++ b/sys/boot/zfs/zfsimpl.c
@@ -914,12 +914,17 @@ 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);
@@ -950,9 +955,8 @@ 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);