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| author | Kirk McKusick <mckusick@FreeBSD.org> | 2019-03-12 00:10:31 +0000 |
|---|---|---|
| committer | Kirk McKusick <mckusick@FreeBSD.org> | 2019-03-12 00:10:31 +0000 |
| commit | 42a5a356a886b864cab196ee7526fd5c9b3548e7 (patch) | |
| tree | 83d9b4494da7bca6b0c5c9e694075924b23a9f07 /sys/ufs/ffs/ffs_softdep.c | |
| parent | 35327182573fcc82fa2da29b010a0e1d490e78a3 (diff) | |
| download | src-42a5a356a886b864cab196ee7526fd5c9b3548e7.tar.gz src-42a5a356a886b864cab196ee7526fd5c9b3548e7.zip | |
Add KASSERT to the softdep_disk_write_complete() function in the
soft dependency code to ensure that it will be able to avoid a
dangling dependency.
Sponsored by: Netflix
Notes
Notes:
svn path=/head/; revision=345044
Diffstat (limited to 'sys/ufs/ffs/ffs_softdep.c')
| -rw-r--r-- | sys/ufs/ffs/ffs_softdep.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/ufs/ffs/ffs_softdep.c b/sys/ufs/ffs/ffs_softdep.c index 391d7b79dc87..76a022346e72 100644 --- a/sys/ufs/ffs/ffs_softdep.c +++ b/sys/ufs/ffs/ffs_softdep.c @@ -11036,6 +11036,9 @@ softdep_disk_write_complete(bp) struct buf *sbp; ump = softdep_bp_to_mp(bp); + KASSERT(LIST_EMPTY(&bp->b_dep) || ump != NULL, + ("softdep_disk_write_complete: softdep_bp_to_mp returned NULL " + "with outstanding dependencies for buffer %p", bp)); if (ump == NULL) return; |