diff options
| author | Poul-Henning Kamp <phk@FreeBSD.org> | 1999-10-08 19:07:23 +0000 |
|---|---|---|
| committer | Poul-Henning Kamp <phk@FreeBSD.org> | 1999-10-08 19:07:23 +0000 |
| commit | 1201869007f4a5f89f411bd5efbef95ce150f41d (patch) | |
| tree | b6612b81146a591bf1e10e8a8d1c9d5e605c8834 /sys | |
| parent | 90fce79ecd33318ef416b823d18a8668111f2313 (diff) | |
Notes
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/fs/specfs/spec_vnops.c | 6 | ||||
| -rw-r--r-- | sys/miscfs/specfs/spec_vnops.c | 6 |
2 files changed, 12 insertions, 0 deletions
diff --git a/sys/fs/specfs/spec_vnops.c b/sys/fs/specfs/spec_vnops.c index f6f33be4f6d9..4c09d6891a11 100644 --- a/sys/fs/specfs/spec_vnops.c +++ b/sys/fs/specfs/spec_vnops.c @@ -677,6 +677,12 @@ spec_strategy(ap) if (((bp->b_flags & B_READ) == 0) && (LIST_FIRST(&bp->b_dep)) != NULL && bioops.io_start) (*bioops.io_start)(bp); + KASSERT(devsw(bp->b_dev) != NULL, + ("No devsw on dev %s responsible for buffer %p\n", + devtoname(bp->b_dev), bp)); + KASSERT(devsw(bp->b_dev)->d_strategy != NULL, + ("No strategy on dev %s responsible for buffer %p\n", + devtoname(bp->b_dev), bp)); BUF_STRATEGY(bp, 0); return (0); } diff --git a/sys/miscfs/specfs/spec_vnops.c b/sys/miscfs/specfs/spec_vnops.c index f6f33be4f6d9..4c09d6891a11 100644 --- a/sys/miscfs/specfs/spec_vnops.c +++ b/sys/miscfs/specfs/spec_vnops.c @@ -677,6 +677,12 @@ spec_strategy(ap) if (((bp->b_flags & B_READ) == 0) && (LIST_FIRST(&bp->b_dep)) != NULL && bioops.io_start) (*bioops.io_start)(bp); + KASSERT(devsw(bp->b_dev) != NULL, + ("No devsw on dev %s responsible for buffer %p\n", + devtoname(bp->b_dev), bp)); + KASSERT(devsw(bp->b_dev)->d_strategy != NULL, + ("No strategy on dev %s responsible for buffer %p\n", + devtoname(bp->b_dev), bp)); BUF_STRATEGY(bp, 0); return (0); } |