diff options
author | phk <phk@FreeBSD.org> | 2004-08-27 14:43:11 +0000 |
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committer | phk <phk@FreeBSD.org> | 2004-08-27 14:43:11 +0000 |
commit | 4759b478a24308f1b05879cbaa6f87337dd14121 (patch) | |
tree | aecbd63fbdf1226b9fb4c9b44030687ea5ca1607 /sys/geom/geom_io.c | |
parent | 5ac6b38f63ea4ae6355111ea621cec4a2fe6358c (diff) | |
download | FreeBSD-src-4759b478a24308f1b05879cbaa6f87337dd14121.zip FreeBSD-src-4759b478a24308f1b05879cbaa6f87337dd14121.tar.gz |
Introduce g_alloc_bio() as a waiting variant of g_new_bio().
Use in places where we can sleep and where we previously failed to check
for a NULL pointer.
MT5 candidate.
Diffstat (limited to 'sys/geom/geom_io.c')
-rw-r--r-- | sys/geom/geom_io.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/sys/geom/geom_io.c b/sys/geom/geom_io.c index 89b0e39..ba4c040 100644 --- a/sys/geom/geom_io.c +++ b/sys/geom/geom_io.c @@ -121,6 +121,15 @@ g_new_bio(void) return (bp); } +struct bio * +g_alloc_bio(void) +{ + struct bio *bp; + + bp = uma_zalloc(biozone, M_WAITOK | M_ZERO); + return (bp); +} + void g_destroy_bio(struct bio *bp) { @@ -166,7 +175,7 @@ g_io_getattr(const char *attr, struct g_consumer *cp, int *len, void *ptr) int error; g_trace(G_T_BIO, "bio_getattr(%s)", attr); - bp = g_new_bio(); + bp = g_alloc_bio(); bp->bio_cmd = BIO_GETATTR; bp->bio_done = NULL; bp->bio_attribute = attr; @@ -439,7 +448,7 @@ g_read_data(struct g_consumer *cp, off_t offset, off_t length, int *error) KASSERT(length >= 512 && length <= DFLTPHYS, ("g_read_data(): invalid length %jd", (intmax_t)length)); - bp = g_new_bio(); + bp = g_alloc_bio(); bp->bio_cmd = BIO_READ; bp->bio_done = NULL; bp->bio_offset = offset; @@ -467,7 +476,7 @@ g_write_data(struct g_consumer *cp, off_t offset, void *ptr, off_t length) KASSERT(length >= 512 && length <= DFLTPHYS, ("g_write_data(): invalid length %jd", (intmax_t)length)); - bp = g_new_bio(); + bp = g_alloc_bio(); bp->bio_cmd = BIO_WRITE; bp->bio_done = NULL; bp->bio_offset = offset; |