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authorChristoph Hellwig <hch@lst.de>2015-11-26 09:13:05 +0100
committerJens Axboe <axboe@fb.com>2015-12-01 10:53:59 -0700
commit6f3b0e8bcf3cbb87a7459b3ed018d31d918df3f8 (patch)
tree78520f9313db6743cb1ba6feb805120e80113a8d /block/blk-mq.h
parentd7cf931dd9f18ce8ee7a0a9b7813a19fb2c8f5e9 (diff)
downloadlinux-6f3b0e8bcf3cbb87a7459b3ed018d31d918df3f8.tar.bz2
blk-mq: add a flags parameter to blk_mq_alloc_request
We already have the reserved flag, and a nowait flag awkwardly encoded as a gfp_t. Add a real flags argument to make the scheme more extensible and allow for a nicer calling convention. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/blk-mq.h')
-rw-r--r--block/blk-mq.h11
1 files changed, 4 insertions, 7 deletions
diff --git a/block/blk-mq.h b/block/blk-mq.h
index 713820b47b31..eaede8e45c9c 100644
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -96,8 +96,7 @@ static inline void blk_mq_put_ctx(struct blk_mq_ctx *ctx)
struct blk_mq_alloc_data {
/* input parameter */
struct request_queue *q;
- gfp_t gfp;
- bool reserved;
+ unsigned int flags;
/* input & output parameter */
struct blk_mq_ctx *ctx;
@@ -105,13 +104,11 @@ struct blk_mq_alloc_data {
};
static inline void blk_mq_set_alloc_data(struct blk_mq_alloc_data *data,
- struct request_queue *q, gfp_t gfp, bool reserved,
- struct blk_mq_ctx *ctx,
- struct blk_mq_hw_ctx *hctx)
+ struct request_queue *q, unsigned int flags,
+ struct blk_mq_ctx *ctx, struct blk_mq_hw_ctx *hctx)
{
data->q = q;
- data->gfp = gfp;
- data->reserved = reserved;
+ data->flags = flags;
data->ctx = ctx;
data->hctx = hctx;
}