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From: Tejun Heo <tj@kernel.org>
To: jaxboe@fusionio.com, k-ueda@ct.jp.nec.com, snitzer@redhat.com,
	j-nomura@ce.jp.nec.com, jamie@shareable.org,
	linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Cc: Christoph Hellwig <hch@infradead.org>, Tejun Heo <tj@kernel.org>
Subject: [PATCH 5/5] block: remove the WRITE_BARRIER flag
Date: Mon, 30 Aug 2010 11:58:16 +0200	[thread overview]
Message-ID: <1283162296-13650-6-git-send-email-tj__5835.5801077143$1283196584$gmane$org@kernel.org> (raw)
In-Reply-To: <1283162296-13650-1-git-send-email-tj@kernel.org>

From: Christoph Hellwig <hch@infradead.org>

It's unused now.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
---
 include/linux/fs.h |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 32703a9..6b0f6e9 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -135,7 +135,6 @@ struct inodes_stat_t {
  *			immediately after submission. The write equivalent
  *			of READ_SYNC.
  * WRITE_ODIRECT_PLUG	Special case write for O_DIRECT only.
- * WRITE_BARRIER	DEPRECATED. Always fails. Use FLUSH/FUA instead.
  * WRITE_FLUSH		Like WRITE_SYNC but with preceding cache flush.
  * WRITE_FUA		Like WRITE_SYNC but data is guaranteed to be on
  *			non-volatile media on completion.
@@ -157,8 +156,6 @@ struct inodes_stat_t {
 #define WRITE_SYNC		(WRITE | REQ_SYNC | REQ_NOIDLE | REQ_UNPLUG)
 #define WRITE_ODIRECT_PLUG	(WRITE | REQ_SYNC)
 #define WRITE_META		(WRITE | REQ_META)
-#define WRITE_BARRIER		(WRITE | REQ_SYNC | REQ_NOIDLE | REQ_UNPLUG | \
-				 REQ_HARDBARRIER)
 #define WRITE_FLUSH		(WRITE | REQ_SYNC | REQ_NOIDLE | REQ_UNPLUG | \
 				 REQ_FLUSH)
 #define WRITE_FUA		(WRITE | REQ_SYNC | REQ_NOIDLE | REQ_UNPLUG | \
-- 
1.7.1

  parent reply	other threads:[~2010-08-30  9:58 UTC|newest]

Thread overview: 88+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-30  9:58 [PATCHSET 2.6.36-rc2] block, dm: finish REQ_FLUSH/FUA conversion, take#2 Tejun Heo
2010-08-30  9:58 ` Tejun Heo
2010-08-30  9:58 ` [PATCH 1/5] block: make __blk_rq_prep_clone() copy most command flags Tejun Heo
2010-08-30  9:58 ` Tejun Heo
2010-08-30  9:58 ` Tejun Heo
2010-08-30  9:58   ` Tejun Heo
2010-09-01 15:30   ` Christoph Hellwig
2010-08-30  9:58 ` [PATCH 2/5] dm: implement REQ_FLUSH/FUA support for bio-based dm Tejun Heo
2010-08-30  9:58 ` Tejun Heo
2010-08-30  9:58   ` Tejun Heo
2010-09-01 13:43   ` Mike Snitzer
2010-09-01 13:50     ` Tejun Heo
2010-09-01 13:54       ` Mike Snitzer
2010-09-01 13:56         ` Tejun Heo
2010-08-30  9:58 ` [PATCH 3/5] dm: relax ordering of bio-based flush implementation Tejun Heo
2010-08-30  9:58   ` Tejun Heo
2010-09-01 13:51   ` Mike Snitzer
2010-09-01 13:51     ` Mike Snitzer
2010-09-01 13:56     ` Tejun Heo
2010-09-01 13:56       ` Tejun Heo
2010-09-03  6:04   ` Kiyoshi Ueda
2010-09-03  9:42     ` Tejun Heo
2010-08-30  9:58 ` Tejun Heo
2010-08-30  9:58 ` [PATCH 4/5] dm: implement REQ_FLUSH/FUA support for request-based dm Tejun Heo
2010-08-30  9:58   ` Tejun Heo
2010-08-30 13:28   ` Mike Snitzer
2010-08-30 13:59     ` Tejun Heo
2010-08-30 13:59     ` Tejun Heo
2010-08-30 15:07       ` Tejun Heo
2010-08-30 15:07       ` Tejun Heo
2010-08-30 19:08         ` Mike Snitzer
2010-08-30 19:08         ` Mike Snitzer
2010-08-30 21:28           ` Mike Snitzer
2010-08-31 10:29             ` Tejun Heo
2010-08-31 13:02               ` Mike Snitzer
2010-08-31 13:14                 ` Tejun Heo
2010-08-30 15:42       ` [PATCH] block: initialize flush request with WRITE_FLUSH instead of REQ_FLUSH Tejun Heo
2010-08-30 15:42       ` Tejun Heo
2010-08-30 15:45       ` [PATCH UPDATED 4/5] dm: implement REQ_FLUSH/FUA support for request-based dm Tejun Heo
2010-08-30 15:45       ` Tejun Heo
2010-08-30 19:18         ` Mike Snitzer
2010-08-30 19:18         ` Mike Snitzer
2010-09-01  7:15         ` Kiyoshi Ueda
2010-09-01 12:25           ` Mike Snitzer
2010-09-02 13:22           ` Tejun Heo
2010-09-02 13:32             ` Tejun Heo
2010-09-03  5:46             ` Kiyoshi Ueda
2010-09-02 17:43           ` [PATCH] block: make sure FSEQ_DATA request has the same rq_disk as the original Tejun Heo
2010-09-03  5:47             ` Kiyoshi Ueda
2010-09-03  9:33               ` Tejun Heo
2010-09-03 10:28                 ` Kiyoshi Ueda
2010-09-03 11:42                   ` Tejun Heo
2010-09-03 11:51                     ` Kiyoshi Ueda
     [not found]         ` <20100830194731.GA10702@redhat.com>
2010-09-01 10:31           ` [PATCH UPDATED 4/5] dm: implement REQ_FLUSH/FUA support for request-based dm Mikulas Patocka
2010-09-01 11:20             ` Tejun Heo
2010-09-01 12:12               ` Mikulas Patocka
2010-09-01 12:42                 ` Tejun Heo
2010-09-01 12:54                   ` Mike Snitzer
2010-09-01 15:20                 ` Mike Snitzer
2010-09-01 15:35                   ` Mikulas Patocka
2010-09-01 17:07                     ` Mike Snitzer
2010-09-01 18:59                       ` Mike Snitzer
2010-09-02  3:22                         ` Mike Snitzer
2010-09-02 10:24                           ` Tejun Heo
2010-09-02 15:11                             ` Mike Snitzer
2010-09-09 15:26                           ` [REGRESSION][BISECTED] virtio-blk serial attribute causes guest to hang [Was: Re: [PATCH UPDATED 4/5] dm: implement REQ_FLUSH/FUA support for request-based dm] Mike Snitzer
2010-09-09 15:44                             ` Ryan Harper
2010-09-09 15:57                               ` Mike Snitzer
2010-09-09 16:03                                 ` Ryan Harper
2010-09-09 17:55                                   ` Mike Snitzer
2010-09-09 18:35                                     ` Ryan Harper
2010-09-09 19:15                                       ` Mike Snitzer
2010-09-09 19:43                                         ` Mike Snitzer
2010-09-09 20:14                                           ` Mike Snitzer
2010-09-09 20:30                                             ` Ryan Harper
2010-09-09 21:00                                               ` [PATCH] virtio-blk: put request that was created to retrieve the device id Mike Snitzer
2010-09-09 21:15                                                 ` Christoph Hellwig
2010-09-17 14:58                                                   ` Ryan Harper
2010-09-21 21:00                                                     ` Christoph Hellwig
2010-10-08 16:06                                                       ` [2.6.36 REGRESSION] " Mike Snitzer
2010-10-09  1:41                                                 ` [PATCH] " Rusty Russell
2010-08-30 13:28   ` [PATCH 4/5] dm: implement REQ_FLUSH/FUA support for request-based dm Mike Snitzer
2010-08-30  9:58 ` Tejun Heo
2010-08-30  9:58 ` Tejun Heo
2010-08-30  9:58 ` Tejun Heo [this message]
2010-08-30  9:58 ` [PATCH 5/5] block: remove the WRITE_BARRIER flag Tejun Heo
2010-08-30  9:58   ` Tejun Heo
2010-08-30  9:58 ` Tejun Heo

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