diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/bio.h | 16 | ||||
| -rw-r--r-- | include/linux/blkdev.h | 7 |
2 files changed, 1 insertions, 22 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h index 894d16c..dfc3556 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -77,21 +77,8 @@ struct bio { */ unsigned short bi_phys_segments; - /* Number of segments after physical and DMA remapping - * hardware coalescing is performed. - */ - unsigned short bi_hw_segments; - unsigned int bi_size; /* residual I/O count */ - /* - * To keep track of the max hw size, we account for the - * sizes of the first and last virtually mergeable segments - * in this bio - */ - unsigned int bi_hw_front_size; - unsigned int bi_hw_back_size; - unsigned int bi_max_vecs; /* max bvl_vecs we can hold */ struct bio_vec *bi_io_vec; /* the actual vec list */ @@ -113,7 +100,7 @@ struct bio { #define BIO_UPTODATE 0 /* ok after I/O completion */ #define BIO_RW_BLOCK 1 /* RW_AHEAD set, and read/write would block */ #define BIO_EOF 2 /* out-out-bounds error */ -#define BIO_SEG_VALID 3 /* nr_hw_seg valid */ +#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 */ @@ -324,7 +311,6 @@ extern void bio_free(struct bio *, struct bio_set *); extern void bio_endio(struct bio *, int); struct request_queue; extern int bio_phys_segments(struct request_queue *, struct bio *); -extern int bio_hw_segments(struct request_queue *, struct bio *); extern void __bio_clone(struct bio *, struct bio *); extern struct bio *bio_clone(struct bio *, gfp_t); diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 490ce45..1adb038 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -189,13 +189,6 @@ struct request { */ unsigned short nr_phys_segments; - /* Number of scatter-gather addr+len pairs after - * physical and DMA remapping hardware coalescing is performed. - * This is the number of scatter-gather entries the driver - * will actually have to deal with after DMA mapping is done. - */ - unsigned short nr_hw_segments; - unsigned short ioprio; void *special; |