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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-26 16:03:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-26 16:03:04 -0700
commit86d9c070175de65890794fa227b68297da6206d8 (patch)
tree1aa4f1d1ecf397bd0d745a67b9d828420a99a8b4 /include
parent413e3376485e6cf81f4cf6a4dbc0de0326535093 (diff)
parenta2a9537ac0b37a5da6fbe7e1e9cb06c524d2a9c4 (diff)
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Merge branch 'for-2.6.30' of git://git.kernel.dk/linux-2.6-block
* 'for-2.6.30' of git://git.kernel.dk/linux-2.6-block: Get rid of pdflush_operation() in emergency sync and remount btrfs: get rid of current_is_pdflush() in btrfs_btree_balance_dirty Move the default_backing_dev_info out of readahead.c and into backing-dev.c block: Repeated lines in switching-sched.txt bsg: Remove bogus check against request_queue->max_sectors block: WARN in __blk_put_request() for potential bio leak loop: fix circular locking in loop_clr_fd() loop: support barrier writes bsg: add support for tail queuing cpqarray: enable bus mastering block: genhd.h cleanup patch block: add private bio_set for bio integrity allocations block: genhd.h comment needs updating block: get rid of unused blkdev_free_rq() define block: remove various blk_queue_*() setting functions in blk_init_queue_node() cciss: add BUILD_BUG_ON() for catching bad CommandList_struct alignment block: don't create bio_vec slabs of less than the inline number block: cleanup bio_alloc_bioset()
Diffstat (limited to 'include')
-rw-r--r--include/linux/bio.h18
-rw-r--r--include/linux/bsg.h8
-rw-r--r--include/linux/genhd.h5
3 files changed, 14 insertions, 17 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index d8bd43bfdcf..b05b1d4d17d 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -426,9 +426,6 @@ struct bio_set {
unsigned int front_pad;
mempool_t *bio_pool;
-#if defined(CONFIG_BLK_DEV_INTEGRITY)
- mempool_t *bio_integrity_pool;
-#endif
mempool_t *bvec_pool;
};
@@ -519,9 +516,8 @@ static inline int bio_has_data(struct bio *bio)
#define bio_integrity(bio) (bio->bi_integrity != NULL)
-extern struct bio_integrity_payload *bio_integrity_alloc_bioset(struct bio *, gfp_t, unsigned int, struct bio_set *);
extern struct bio_integrity_payload *bio_integrity_alloc(struct bio *, gfp_t, unsigned int);
-extern void bio_integrity_free(struct bio *, struct bio_set *);
+extern void bio_integrity_free(struct bio *);
extern int bio_integrity_add_page(struct bio *, struct page *, unsigned int, unsigned int);
extern int bio_integrity_enabled(struct bio *bio);
extern int bio_integrity_set_tag(struct bio *, void *, unsigned int);
@@ -531,27 +527,21 @@ extern void bio_integrity_endio(struct bio *, int);
extern void bio_integrity_advance(struct bio *, unsigned int);
extern void bio_integrity_trim(struct bio *, unsigned int, unsigned int);
extern void bio_integrity_split(struct bio *, struct bio_pair *, int);
-extern int bio_integrity_clone(struct bio *, struct bio *, gfp_t, struct bio_set *);
-extern int bioset_integrity_create(struct bio_set *, int);
-extern void bioset_integrity_free(struct bio_set *);
-extern void bio_integrity_init_slab(void);
+extern int bio_integrity_clone(struct bio *, struct bio *, gfp_t);
#else /* CONFIG_BLK_DEV_INTEGRITY */
#define bio_integrity(a) (0)
-#define bioset_integrity_create(a, b) (0)
#define bio_integrity_prep(a) (0)
#define bio_integrity_enabled(a) (0)
-#define bio_integrity_clone(a, b, c,d ) (0)
-#define bioset_integrity_free(a) do { } while (0)
-#define bio_integrity_free(a, b) do { } while (0)
+#define bio_integrity_clone(a, b, c) (0)
+#define bio_integrity_free(a) do { } while (0)
#define bio_integrity_endio(a, b) do { } while (0)
#define bio_integrity_advance(a, b) do { } while (0)
#define bio_integrity_trim(a, b, c) do { } while (0)
#define bio_integrity_split(a, b, c) do { } while (0)
#define bio_integrity_set_tag(a, b, c) do { } while (0)
#define bio_integrity_get_tag(a, b, c) do { } while (0)
-#define bio_integrity_init_slab(a) do { } while (0)
#endif /* CONFIG_BLK_DEV_INTEGRITY */
diff --git a/include/linux/bsg.h b/include/linux/bsg.h
index cf0303a6061..3f0c64ace42 100644
--- a/include/linux/bsg.h
+++ b/include/linux/bsg.h
@@ -7,6 +7,14 @@
#define BSG_SUB_PROTOCOL_SCSI_TMF 1
#define BSG_SUB_PROTOCOL_SCSI_TRANSPORT 2
+/*
+ * For flags member below
+ * sg.h sg_io_hdr also has bits defined for it's flags member. However
+ * none of these bits are implemented/used by bsg. The bits below are
+ * allocated to not conflict with sg.h ones anyway.
+ */
+#define BSG_FLAG_Q_AT_TAIL 0x10 /* default, == 0 at this bit, is Q_AT_HEAD */
+
struct sg_io_v4 {
__s32 guard; /* [i] 'Q' to differentiate from v3 */
__u32 protocol; /* [i] 0 -> SCSI , .... */
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 16948eaecae..634c53028fb 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -333,11 +333,10 @@ static inline void part_dec_in_flight(struct hd_struct *part)
part_to_disk(part)->part0.in_flight--;
}
-/* drivers/block/ll_rw_blk.c */
+/* block/blk-core.c */
extern void part_round_stats(int cpu, struct hd_struct *part);
-/* drivers/block/genhd.c */
-extern int get_blkdev_list(char *, int);
+/* block/genhd.c */
extern void add_disk(struct gendisk *disk);
extern void del_gendisk(struct gendisk *gp);
extern void unlink_gendisk(struct gendisk *gp);