Author: smh
Date: Thu Nov 5 17:12:41 2015
New Revision: 290401
URL: https://svnweb.freebsd.org/changeset/base/290401
Log:
Provide information about bad DVA
Provide information about which vdev has an issue with a bad DVA.
MFC after: 1 week
Sponsored by: Multiplay
Modified:
head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c
Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c Thu Nov
5 17:04:18 2015 (r290400)
+++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c Thu Nov
5 17:12:41 2015 (r290401)
@@ -1835,7 +1835,13 @@ dva_get_dsize_sync(spa_t *spa, const dva
ASSERT(spa_config_held(spa, SCL_ALL, RW_READER) != 0);
if (asize != 0 && spa->spa_deflate) {
- vdev_t *vd = vdev_lookup_top(spa, DVA_GET_VDEV(dva));
+ uint64_t vdev = DVA_GET_VDEV(dva);
+ vdev_t *vd = vdev_lookup_top(spa, vdev);
+ if (vd == NULL) {
+ zfs_panic_recover(
+ "dva_get_dsize_sync(): bad DVA %llu:%llu",
+ (u_longlong_t)vdev, (u_longlong_t)asize);
+ }
dsize = (asize >> SPA_MINBLOCKSHIFT) * vd->vdev_deflate_ratio;
}
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