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author | phk <phk@FreeBSD.org> | 2002-09-30 08:50:47 +0000 |
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committer | phk <phk@FreeBSD.org> | 2002-09-30 08:50:47 +0000 |
commit | 72d7c1eb0e7571a3a567c7dcb80c59931eb6545d (patch) | |
tree | d7ee337d23238a2a60b354aee0dfdc02bea553f8 /sys/geom/geom_io.c | |
parent | a2bc7673e2e0e78b7bc4be238831aab34d99f57b (diff) | |
download | FreeBSD-src-72d7c1eb0e7571a3a567c7dcb80c59931eb6545d.zip FreeBSD-src-72d7c1eb0e7571a3a567c7dcb80c59931eb6545d.tar.gz |
Introduce g_write_data() function.
Sponsored by: DARPA & NAI Labs
Diffstat (limited to 'sys/geom/geom_io.c')
-rw-r--r-- | sys/geom/geom_io.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/sys/geom/geom_io.c b/sys/geom/geom_io.c index 7d7eed1..f86c5e2 100644 --- a/sys/geom/geom_io.c +++ b/sys/geom/geom_io.c @@ -387,3 +387,21 @@ g_read_data(struct g_consumer *cp, off_t offset, off_t length, int *error) } while (errorc == EBUSY); return (ptr); } + +int +g_write_data(struct g_consumer *cp, off_t offset, void *ptr, off_t length) +{ + struct bio *bp; + int error; + + bp = g_new_bio(); + bp->bio_cmd = BIO_WRITE; + bp->bio_done = NULL; + bp->bio_offset = offset; + bp->bio_length = length; + bp->bio_data = ptr; + g_io_request(bp, cp); + error = biowait(bp, "gwrite"); + g_destroy_bio(bp); + return (error); +} |