Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...

[pandora-kernel.git] / include / linux / blkdev.h

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 89c855c..2c54906 100644 (file)
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -389,6 +389,7 @@ struct request_queue
 #define QUEUE_FLAG_DISCARD     16      /* supports DISCARD */
 #define QUEUE_FLAG_NOXMERGES   17      /* No extended merges */
 #define QUEUE_FLAG_ADD_RANDOM  18      /* Contributes to random pool */
+#define QUEUE_FLAG_SECDISCARD  19      /* supports SECDISCARD */
 
 #define QUEUE_FLAG_DEFAULT     ((1 << QUEUE_FLAG_IO_STAT) |            \
                                 (1 << QUEUE_FLAG_CLUSTER) |            \
@@ -524,6 +525,8 @@ enum {
 #define blk_queue_stackable(q) \
        test_bit(QUEUE_FLAG_STACKABLE, &(q)->queue_flags)
 #define blk_queue_discard(q)   test_bit(QUEUE_FLAG_DISCARD, &(q)->queue_flags)
+#define blk_queue_secdiscard(q)        (blk_queue_discard(q) && \
+       test_bit(QUEUE_FLAG_SECDISCARD, &(q)->queue_flags))
 
 #define blk_noretry_request(rq) \
        ((rq)->cmd_flags & (REQ_FAILFAST_DEV|REQ_FAILFAST_TRANSPORT| \
@@ -918,10 +921,12 @@ static inline struct request *blk_map_queue_find_tag(struct blk_queue_tag *bqt,
 }
 enum{
        BLKDEV_WAIT,    /* wait for completion */
-       BLKDEV_BARRIER, /*issue request with barrier */
+       BLKDEV_BARRIER, /* issue request with barrier */
+       BLKDEV_SECURE,  /* secure discard */
 };
 #define BLKDEV_IFL_WAIT                (1 << BLKDEV_WAIT)
 #define BLKDEV_IFL_BARRIER     (1 << BLKDEV_BARRIER)
+#define BLKDEV_IFL_SECURE      (1 << BLKDEV_SECURE)
 extern int blkdev_issue_flush(struct block_device *, gfp_t, sector_t *,
                        unsigned long);
 extern int blkdev_issue_discard(struct block_device *bdev, sector_t sector,