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authordelphij <delphij@FreeBSD.org>2014-10-16 22:12:23 +0000
committerdelphij <delphij@FreeBSD.org>2014-10-16 22:12:23 +0000
commit9f9b89ac402e2d98eb758e222c198822f3e159e2 (patch)
tree24aa16cf97d0b94fd6299f4e37594d10fef1161a /sys/cddl/contrib
parent9ea3e686268d309beb7761505ed662a69dc424b5 (diff)
downloadFreeBSD-src-9f9b89ac402e2d98eb758e222c198822f3e159e2.zip
FreeBSD-src-9f9b89ac402e2d98eb758e222c198822f3e159e2.tar.gz
MFV r273060:
Use write_psize instead of write_asize when doing vdev_space_update. Without this change the accounting of L2ARC usage would be wrong and give 16EB free space because the number became negative and overflows. Obtained from: FreeNAS (issue #6239)
Diffstat (limited to 'sys/cddl/contrib')
-rw-r--r--sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c
index aedb5a1..afbc6f9 100644
--- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c
+++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c
@@ -5228,7 +5228,7 @@ l2arc_write_buffers(spa_t *spa, l2arc_dev_t *dev, uint64_t target_sz,
ARCSTAT_INCR(arcstat_l2_write_bytes, write_asize);
ARCSTAT_INCR(arcstat_l2_size, write_sz);
ARCSTAT_INCR(arcstat_l2_asize, write_asize);
- vdev_space_update(dev->l2ad_vdev, write_asize, 0, 0);
+ vdev_space_update(dev->l2ad_vdev, write_psize, 0, 0);
/*
* Bump device hand to the device start if it is approaching the end.
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