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From: Dave Chinner <david@fromorbit.com>
To: linux-xfs@vger.kernel.org
Cc: linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org,
	hch@lst.de, rdorr@microsoft.com
Subject: [PATCH 3/4] blk: add blk_queue_fua() helper function
Date: Wed, 18 Apr 2018 14:08:27 +1000	[thread overview]
Message-ID: <20180418040828.18165-4-david@fromorbit.com> (raw)
In-Reply-To: <20180418040828.18165-1-david@fromorbit.com>

From: Dave Chinner <dchinner@redhat.com>

So we can check FUA support status from the iomap direct IO code.

Signed-Off-By: Dave Chinner <dchinner@redhat.com>
---
 include/linux/blkdev.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 9af3e0f430bc..c362aadfe036 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -737,6 +737,7 @@ bool blk_queue_flag_test_and_clear(unsigned int flag, struct request_queue *q);
 #define blk_queue_quiesced(q)	test_bit(QUEUE_FLAG_QUIESCED, &(q)->queue_flags)
 #define blk_queue_preempt_only(q)				\
 	test_bit(QUEUE_FLAG_PREEMPT_ONLY, &(q)->queue_flags)
+#define blk_queue_fua(q)	test_bit(QUEUE_FLAG_FUA, &(q)->queue_flags)
 
 extern int blk_set_preempt_only(struct request_queue *q);
 extern void blk_clear_preempt_only(struct request_queue *q);
-- 
2.16.1

  parent reply	other threads:[~2018-04-18  4:11 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-18  4:08 [PATCH 0/4 V2] iomap: Use FUA for O_DSYNC DIO writes Dave Chinner
2018-04-18  4:08 ` [PATCH 1/4] xfs: move generic_write_sync calls inwards Dave Chinner
2018-04-18  4:08 ` [PATCH 2/4] iomap: iomap_dio_rw() handles all sync writes Dave Chinner
2018-04-21 13:03   ` Jan Kara
2018-05-02  2:45     ` Dave Chinner
2018-05-02 14:27       ` Robert Dorr
2018-05-03 13:34         ` Jan Kara
2018-05-03 12:51       ` Jan Kara
2018-04-18  4:08 ` Dave Chinner [this message]
2018-04-18 10:34   ` [PATCH 3/4] blk: add blk_queue_fua() helper function Christoph Hellwig
2018-04-18 12:18     ` Matthew Wilcox
2018-04-18 14:23   ` Jens Axboe
2018-04-18  4:08 ` [PATCH 4/4] iomap: Use FUA for pure data O_DSYNC DIO writes Dave Chinner
2018-04-21 12:54   ` Jan Kara
2018-04-24 17:34     ` Christoph Hellwig
2018-04-24 22:07       ` Holger Hoffstätte
2018-04-25  5:20         ` Christoph Hellwig
2018-04-25 13:02         ` Jan Kara
2018-05-02  2:34       ` Dave Chinner

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