diff options
author | phk <phk@FreeBSD.org> | 2003-02-02 11:59:54 +0000 |
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committer | phk <phk@FreeBSD.org> | 2003-02-02 11:59:54 +0000 |
commit | 53aec1a3a4fd66cf5c0d8f60cb7bae402caa6868 (patch) | |
tree | badbc40927245579fc98c19fe98bebd56b1a35f8 | |
parent | 0e3c8673ccec26c60bcc6ec1961470dbb29d015b (diff) | |
download | FreeBSD-src-53aec1a3a4fd66cf5c0d8f60cb7bae402caa6868.zip FreeBSD-src-53aec1a3a4fd66cf5c0d8f60cb7bae402caa6868.tar.gz |
Add a bio_disk pointer for use between geom_disk and the device drivers.
-rw-r--r-- | sys/geom/geom_disk.c | 4 | ||||
-rw-r--r-- | sys/sys/bio.h | 2 |
2 files changed, 4 insertions, 2 deletions
diff --git a/sys/geom/geom_disk.c b/sys/geom/geom_disk.c index b7f0eec..eb134a9 100644 --- a/sys/geom/geom_disk.c +++ b/sys/geom/geom_disk.c @@ -150,7 +150,7 @@ g_disk_done(struct bio *bp) { struct disk *dp; - dp = bp->bio_caller1; + dp = bp->bio_disk; bp->bio_completed = bp->bio_length - bp->bio_resid; if (!(dp->d_flags & DISKFLAG_NOGIANT)) { DROP_GIANT(); @@ -188,7 +188,7 @@ g_disk_start(struct bio *bp) bp2->bio_pblkno = bp2->bio_offset / dp->d_sectorsize; bp2->bio_bcount = bp2->bio_length; bp2->bio_dev = dev; - bp2->bio_caller1 = dp; + bp2->bio_disk = dp; g_disk_lock_giant(dp); dp->d_strategy(bp2); g_disk_unlock_giant(dp); diff --git a/sys/sys/bio.h b/sys/sys/bio.h index d012c86..5aaba85 100644 --- a/sys/sys/bio.h +++ b/sys/sys/bio.h @@ -44,12 +44,14 @@ #include <sys/queue.h> +struct disk; /* * The bio structure describes an I/O operation in the kernel. */ struct bio { u_int bio_cmd; /* I/O operation. */ dev_t bio_dev; /* Device to do I/O on. */ + struct disk *bio_disk; /* Valid below geom_disk.c only */ daddr_t bio_blkno; /* Underlying physical block number. */ off_t bio_offset; /* Offset into file. */ long bio_bcount; /* Valid bytes in buffer. */ |