diff options
| author | pjd <pjd@FreeBSD.org> | 2004-11-09 23:04:45 +0000 |
|---|---|---|
| committer | pjd <pjd@FreeBSD.org> | 2004-11-09 23:04:45 +0000 |
| commit | 5cac5220465dd3c592edd4fbe3ccc443a89b1221 (patch) | |
| tree | 4c7c26474c0ab6e36350a38534d7049ecb957982 /sys/geom | |
| parent | 6f9f259ced1a0072519e6a6859d10b11a0f1cf30 (diff) | |
| download | FreeBSD-src-5cac5220465dd3c592edd4fbe3ccc443a89b1221.zip FreeBSD-src-5cac5220465dd3c592edd4fbe3ccc443a89b1221.tar.gz | |
For BIO_READ check if provider is open for reading and for BIO_WRITE,
check if provider is open for writing.
This fixes panic when device is open only for writing and we send write
request.
Diffstat (limited to 'sys/geom')
| -rw-r--r-- | sys/geom/raid3/g_raid3.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/sys/geom/raid3/g_raid3.c b/sys/geom/raid3/g_raid3.c index f4d6d89..36f3e20 100644 --- a/sys/geom/raid3/g_raid3.c +++ b/sys/geom/raid3/g_raid3.c @@ -1009,9 +1009,17 @@ g_raid3_scatter(struct bio *pbp) cp = disk->d_consumer; cbp->bio_to = cp->provider; G_RAID3_LOGREQ(3, cbp, "Sending request."); - KASSERT(cp->acr > 0 && cp->ace > 0, - ("Consumer %s not opened (r%dw%de%d).", cp->provider->name, - cp->acr, cp->acw, cp->ace)); +#ifdef INVARIANTS + if (cbp->bio_cmd == BIO_READ) { + KASSERT(cp->acr > 0 && cp->ace > 0, + ("Consumer %s not opened (r%dw%de%d).", + cp->provider->name, cp->acr, cp->acw, cp->ace)); + } else if (cbp->bio_cmd == BIO_WRITE) { + KASSERT(cp->acw > 0 && cp->ace > 0, + ("Consumer %s not opened (r%dw%de%d).", + cp->provider->name, cp->acr, cp->acw, cp->ace)); + } +#endif cp->index++; g_io_request(cbp, cp); } |
