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| author | phk <phk@FreeBSD.org> | 2002-03-11 08:20:22 +0000 |
|---|---|---|
| committer | phk <phk@FreeBSD.org> | 2002-03-11 08:20:22 +0000 |
| commit | eccfe65325c85f3a20466eae11c5ccf65b0a2835 (patch) | |
| tree | a35831a2f119cde79fafce9ddbfe8180a63a970f /sys | |
| parent | 9347f8152d1b381073b37667be74d961ce3b7bd9 (diff) | |
| download | FreeBSD-src-eccfe65325c85f3a20466eae11c5ccf65b0a2835.zip FreeBSD-src-eccfe65325c85f3a20466eae11c5ccf65b0a2835.tar.gz | |
Augment struct bio for GEOM.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/sys/bio.h | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/sys/sys/bio.h b/sys/sys/bio.h index c1c515b..7f1328d 100644 --- a/sys/sys/bio.h +++ b/sys/sys/bio.h @@ -46,6 +46,8 @@ struct bio; struct buf; +struct g_consumer; +struct g_provider; struct iodone_chain { long ic_prev_flags; @@ -81,13 +83,21 @@ struct bio { /* XXX: these go away when bio chaining is introduced */ daddr_t bio_pblkno; /* physical block number */ struct iodone_chain *bio_done_chain; + struct bio *bio_linkage; + off_t bio_length; + char *bio_attribute; + off_t bio_completed; + struct g_consumer *bio_from; + struct g_provider *bio_to; }; /* bio_cmd */ -#define BIO_READ 1 -#define BIO_WRITE 2 -#define BIO_DELETE 4 -#define BIO_FORMAT 8 +#define BIO_READ 0x00000001 +#define BIO_WRITE 0x00000002 +#define BIO_DELETE 0x00000004 +#define BIO_FORMAT 0x00000008 +#define BIO_GETATTR 0x00000010 +#define BIO_SETATTR 0x00000020 #define BIO_CMD1 0x40000000 /* Available for local hacks */ #define BIO_CMD2 0x80000000 /* Available for local hacks */ |
