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authorJens Axboe <axboe@fb.com>2016-03-30 10:19:30 -0600
committerJens Axboe <axboe@fb.com>2016-04-12 16:00:39 -0600
commit2245f6de6c68b225986229a2de78c240536f7f38 (patch)
treeb0b8747993fc51d5f16239f002f089c2332ad772 /block
parentf935a8ce0a60acf0a7fe4da8d2a1e5a70c598e55 (diff)
downloadop-kernel-dev-2245f6de6c68b225986229a2de78c240536f7f38.zip
op-kernel-dev-2245f6de6c68b225986229a2de78c240536f7f38.tar.gz
block: kill blk_queue_flush()
We don't have any drivers left using it, so kill it off. Update documentation to use the newer blk_queue_write_cache(). Signed-off-by: Jens Axboe <axboe@fb.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'block')
-rw-r--r--block/blk-settings.c20
1 files changed, 0 insertions, 20 deletions
diff --git a/block/blk-settings.c b/block/blk-settings.c
index c903bee..80d9327 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -820,26 +820,6 @@ void blk_queue_update_dma_alignment(struct request_queue *q, int mask)
}
EXPORT_SYMBOL(blk_queue_update_dma_alignment);
-/**
- * blk_queue_flush - configure queue's cache flush capability
- * @q: the request queue for the device
- * @flush: 0, REQ_FLUSH or REQ_FLUSH | REQ_FUA
- *
- * Tell block layer cache flush capability of @q. If it supports
- * flushing, REQ_FLUSH should be set. If it supports bypassing
- * write cache for individual writes, REQ_FUA should be set.
- */
-void blk_queue_flush(struct request_queue *q, unsigned int flush)
-{
- WARN_ON_ONCE(flush & ~(REQ_FLUSH | REQ_FUA));
-
- if (WARN_ON_ONCE(!(flush & REQ_FLUSH) && (flush & REQ_FUA)))
- flush &= ~REQ_FUA;
-
- q->flush_flags = flush & (REQ_FLUSH | REQ_FUA);
-}
-EXPORT_SYMBOL_GPL(blk_queue_flush);
-
void blk_queue_flush_queueable(struct request_queue *q, bool queueable)
{
q->flush_not_queueable = !queueable;
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