Commit b2dbe0a6 authored by Jens Axboe's avatar Jens Axboe
Browse files

block: collapse bio bit space



Various previous patches removed bits and left holes, collapse them
all. Leave the reset start bit where it is, we don't need to change
that.
Signed-off-by: default avatarJens Axboe <axboe@fb.com>
parent 97ca223c
......@@ -112,15 +112,15 @@ struct bio {
* bio flags
*/
#define BIO_UPTODATE 0 /* ok after I/O completion */
#define BIO_SEG_VALID 3 /* bi_phys_segments valid */
#define BIO_CLONED 4 /* doesn't own data */
#define BIO_BOUNCED 5 /* bio is a bounce bio */
#define BIO_USER_MAPPED 6 /* contains user pages */
#define BIO_NULL_MAPPED 8 /* contains invalid user pages */
#define BIO_QUIET 9 /* Make BIO Quiet */
#define BIO_SNAP_STABLE 10 /* bio data must be snapshotted during write */
#define BIO_CHAIN 11 /* chained bio, ->bi_remaining in effect */
#define BIO_REFFED 12 /* bio has elevated ->bi_cnt */
#define BIO_SEG_VALID 1 /* bi_phys_segments valid */
#define BIO_CLONED 2 /* doesn't own data */
#define BIO_BOUNCED 3 /* bio is a bounce bio */
#define BIO_USER_MAPPED 4 /* contains user pages */
#define BIO_NULL_MAPPED 5 /* contains invalid user pages */
#define BIO_QUIET 6 /* Make BIO Quiet */
#define BIO_SNAP_STABLE 7 /* bio data must be snapshotted during write */
#define BIO_CHAIN 8 /* chained bio, ->bi_remaining in effect */
#define BIO_REFFED 9 /* bio has elevated ->bi_cnt */
/*
* Flags starting here get preserved by bio_reset() - this includes
......
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