From: Al Viro <viro@ZenIV.linux.org.uk>
To: Nick Piggin <npiggin@suse.de>
Cc: Artem Bityutskiy <dedekind1@gmail.com>,
LKML <linux-kernel@vger.kernel.org>,
Jens Axboe <jens.axboe@oracle.com>,
linux-fsdevel@vger.kernel.org
Subject: Re: [PATCHv4 17/17] writeback: lessen sync_supers wakeup count
Date: Thu, 27 May 2010 10:08:59 +0100 [thread overview]
Message-ID: <20100527090859.GB31073@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20100527072240.GM22536@laptop>
On Thu, May 27, 2010 at 05:22:40PM +1000, Nick Piggin wrote:
> Yeah, we definitely don't want to add global cacheline writes in the
> common case. Also I don't know why you do the strange -1 value. I
> couldn't seem to find where you defined bdi_arm_supers_timer();
bdi_arm_supers_timer() is in the mainline; basically, it's "schedule
timer that'll wake sync_supers_tsk in $INTERVAL from now".
next prev parent reply other threads:[~2010-05-27 9:09 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-25 13:48 [PATCHv4 00/17] kill unnecessary SB sync wake-ups Artem Bityutskiy
2010-05-25 13:48 ` [PATCHv4 01/17] VFS: introduce helpers for the s_dirty flag Artem Bityutskiy
2010-05-28 20:23 ` Andrew Morton
2010-05-28 21:14 ` Al Viro
2010-05-28 21:17 ` Andrew Morton
2010-05-29 8:11 ` Artem Bityutskiy
2010-06-09 15:44 ` tytso
2010-06-09 15:49 ` Artem Bityutskiy
2010-06-09 16:31 ` Andrew Morton
2010-06-09 22:33 ` Al Viro
2010-05-29 7:59 ` Artem Bityutskiy
2010-05-25 13:48 ` [PATCHv4 02/17] AFFS: do not manipulate s_dirt directly Artem Bityutskiy
2010-05-25 13:48 ` [PATCHv4 03/17] BFS: " Artem Bityutskiy
2010-05-25 13:48 ` [PATCHv4 04/17] BTRFS: " Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 05/17] EXOFS: " Artem Bityutskiy
2010-05-26 15:12 ` Boaz Harrosh
2010-05-25 13:49 ` [PATCHv4 06/17] EXT2: " Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 07/17] EXT4: " Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 08/17] FAT: " Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 09/17] HFS: " Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 10/17] HFSPLUS: " Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 11/17] JFFS2: " Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 12/17] reiserfs: " Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 13/17] SYSV: " Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 14/17] UDF: " Artem Bityutskiy
2010-05-25 14:06 ` Jan Kara
2010-05-25 13:49 ` [PATCHv4 15/17] UFS: " Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 16/17] VFS: rename s_dirt to s_dirty Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 17/17] writeback: lessen sync_supers wakeup count Artem Bityutskiy
2010-05-27 6:50 ` Al Viro
2010-05-27 7:22 ` Nick Piggin
2010-05-27 9:08 ` Al Viro [this message]
2010-05-27 10:51 ` Artem Bityutskiy
2010-05-27 12:07 ` Nick Piggin
2010-05-27 15:21 ` Artem Bityutskiy
2010-05-27 15:44 ` Nick Piggin
2010-05-27 16:04 ` Artem Bityutskiy
2010-05-31 8:25 ` Artem Bityutskiy
2010-05-31 8:38 ` Nick Piggin
2010-05-31 9:04 ` Artem Bityutskiy
2010-05-31 12:47 ` Nick Piggin
2010-05-31 13:03 ` Artem Bityutskiy
2010-05-27 10:19 ` Artem Bityutskiy
2010-05-31 14:07 ` Artem Bityutskiy
2010-06-04 4:26 ` Al Viro
2010-06-04 5:13 ` Artem Bityutskiy
2010-05-28 20:29 ` Andrew Morton
2010-05-29 8:03 ` Artem Bityutskiy
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20100527090859.GB31073@ZenIV.linux.org.uk \
--to=viro@zeniv.linux.org.uk \
--cc=dedekind1@gmail.com \
--cc=jens.axboe@oracle.com \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=npiggin@suse.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome