From: Jens Axboe <axboe@fb.com>
To: <axboe@kernel.dk>, <linux-kernel@vger.kernel.org>,
<linux-fsdevel@vger.kernel.org>, <linux-block@vger.kernel.org>
Cc: <jack@suse.cz>, <kernel@kolivas.org>, Jens Axboe <axboe@fb.com>
Subject: [PATCH 3/8] writeback: use WRITE_BG for kupdate and background writeback
Date: Wed, 26 Oct 2016 14:52:10 -0600 [thread overview]
Message-ID: <1477515135-16469-4-git-send-email-axboe@fb.com> (raw)
In-Reply-To: <1477515135-16469-1-git-send-email-axboe@fb.com>
If we're doing background type writes, then use the appropriate
write command for that.
Signed-off-by: Jens Axboe <axboe@fb.com>
---
include/linux/writeback.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index 78b87c517b5f..f12f0b34daca 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -104,6 +104,8 @@ static inline int wbc_to_write_flags(struct writeback_control *wbc)
{
if (wbc->sync_mode == WB_SYNC_ALL)
return WRITE_SYNC;
+ else if (wbc->for_kupdate || wbc->for_background)
+ return WRITE_BG;
return 0;
}
--
2.7.4
next prev parent reply other threads:[~2016-10-26 20:52 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-26 20:52 [PATCHSET] block: buffered writeback throttling Jens Axboe
2016-10-26 20:52 ` [PATCH 1/8] block: add WRITE_BG Jens Axboe
2016-10-27 6:37 ` Christoph Hellwig
2016-10-28 14:57 ` Jens Axboe
2016-10-28 14:57 ` Jens Axboe
2016-10-26 20:52 ` [PATCH 2/8] writeback: add wbc_to_write_flags() Jens Axboe
2016-10-26 20:52 ` Jens Axboe [this message]
2016-10-26 20:52 ` [PATCH 4/8] writeback: track if we're sleeping on progress in balance_dirty_pages() Jens Axboe
2016-10-26 20:52 ` [PATCH 5/8] block: add code to track actual device queue depth Jens Axboe
2016-10-26 20:52 ` [PATCH 6/8] block: add scalable completion tracking of requests Jens Axboe
2016-10-26 20:52 ` [PATCH 7/8] blk-wbt: add general throttling mechanism Jens Axboe
2016-10-26 20:52 ` [PATCH 8/8] block: hook up writeback throttling Jens Axboe
-- strict thread matches above, loose matches on Subject: below --
2016-09-07 14:46 [PATCH 0/8] Throttled background buffered writeback v7 Jens Axboe
2016-09-07 14:46 ` [PATCH 3/8] writeback: use WRITE_BG for kupdate and background writeback Jens Axboe
2016-08-31 17:05 [PATCHSET v6] Throttled background buffered writeback Jens Axboe
2016-08-31 17:05 ` [PATCH 3/8] writeback: use WRITE_BG for kupdate and background writeback Jens Axboe
2016-04-26 15:55 [PATCHSET v5] Make background writeback great again for the first time Jens Axboe
2016-04-26 15:55 ` [PATCH 3/8] writeback: use WRITE_BG for kupdate and background writeback Jens Axboe
2016-04-18 4:24 [PATCHSET v4 0/8] Make background writeback not suck Jens Axboe
2016-04-18 4:24 ` [PATCH 3/8] writeback: use WRITE_BG for kupdate and background writeback Jens Axboe
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