public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Fengguang Wu <wfg@mail.ustc.edu.cn>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH 08/14] readahead: remove parameter ra_max from thrashing_recovery_readahead()
Date: Fri, 16 Mar 2007 16:49:04 +0800	[thread overview]
Message-ID: <374035059.08925@ustc.edu.cn> (raw)
Message-ID: <20070316085052.688674000@mail.ustc.edu.cn> (raw)
In-Reply-To: 20070316084856.687942000@mail.ustc.edu.cn

[-- Attachment #1: readahead-remove-parameter-ra_max-from-thrashing_recovery_readahead.patch --]
[-- Type: text/plain, Size: 1162 bytes --]

Remove the unused @ra_max from thrashing_recovery_readahead().

Signed-off-by: Fengguang Wu <wfg@mail.ustc.edu.cn>
---
 mm/readahead.c |    8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

--- linux-2.6.21-rc3-mm2.orig/mm/readahead.c
+++ linux-2.6.21-rc3-mm2/mm/readahead.c
@@ -1567,9 +1567,8 @@ try_backward_prefetching(struct file_ra_
  * Readahead thrashing recovery.
  */
 static unsigned long
-thrashing_recovery_readahead(struct address_space *mapping,
-				struct file *filp, struct file_ra_state *ra,
-				pgoff_t offset, unsigned long ra_max)
+thrashing_recovery_readahead(struct address_space *mapping, struct file *filp,
+			     struct file_ra_state *ra, pgoff_t offset)
 {
 	unsigned long ra_size;
 	int unbalanced_aging = probe_page(mapping, offset - 1);
@@ -1682,8 +1681,7 @@ page_cache_readahead_adaptive(struct add
 	 * Recover from possible thrashing.
 	 */
 	if (!page && offset - ra->prev_page <= 1 && ra_has_index(ra, offset))
-		return thrashing_recovery_readahead(mapping, filp, ra,
-								offset, ra_max);
+		return thrashing_recovery_readahead(mapping, filp, ra, offset);
 
 	/*
 	 * State based sequential read-ahead.

--

  parent reply	other threads:[~2007-03-16  8:51 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20070316084856.687942000@mail.ustc.edu.cn>
2007-03-16  8:48 ` [PATCH 00/14] Adaptive readahead update Fengguang Wu
     [not found] ` <20070316085051.601015000@mail.ustc.edu.cn>
2007-03-16  8:48   ` [PATCH 01/14] readahead: state based method: check node id Fengguang Wu
     [not found] ` <20070316085051.787637000@mail.ustc.edu.cn>
2007-03-16  8:48   ` [PATCH 02/14] readahead: state based method: decouple readahead_ratio from growth_limit Fengguang Wu
     [not found] ` <20070316085051.939153000@mail.ustc.edu.cn>
2007-03-16  8:48   ` [PATCH 03/14] readahead: state based method: cancel lookahead gracefully Fengguang Wu
     [not found] ` <20070316085052.111038000@mail.ustc.edu.cn>
2007-03-16  8:49   ` [PATCH 04/14] readahead: thrashing recovery method: check unbalanced aging Fengguang Wu
     [not found] ` <20070316085052.284256000@mail.ustc.edu.cn>
2007-03-16  8:49   ` [PATCH 05/14] readahead: thrashing recovery method: refill holes Fengguang Wu
     [not found] ` <20070316085052.388486000@mail.ustc.edu.cn>
2007-03-16  8:49   ` [PATCH 06/14] readahead: call scheme: cleanup Fengguang Wu
     [not found] ` <20070316085052.550263000@mail.ustc.edu.cn>
2007-03-16  8:49   ` [PATCH 07/14] readahead: call scheme: catch thrashing on lookahead time Fengguang Wu
     [not found] ` <20070316085052.688674000@mail.ustc.edu.cn>
2007-03-16  8:49   ` Fengguang Wu [this message]
     [not found] ` <20070316085052.868849000@mail.ustc.edu.cn>
2007-03-16  8:49   ` [PATCH 09/14] readahead: remove parameter ra_max from adjust_rala*() Fengguang Wu
     [not found] ` <20070316085053.030235000@mail.ustc.edu.cn>
2007-03-16  8:49   ` [PATCH 10/14] readahead: state based method: protect against tiny size Fengguang Wu
     [not found] ` <20070316085053.155226000@mail.ustc.edu.cn>
2007-03-16  8:49   ` [PATCH 11/14] readahead: rename state_based_readahead() to clock_based_readahead() Fengguang Wu
     [not found] ` <20070316085053.339604000@mail.ustc.edu.cn>
2007-03-16  8:49   ` [PATCH 12/14] readahead: account I/O block times for stock readahead Fengguang Wu
     [not found] ` <20070316085053.463858000@mail.ustc.edu.cn>
2007-03-16  8:49   ` [PATCH 13/14] readahead: rescue_pages() updates Fengguang Wu
     [not found] ` <20070316085053.642868000@mail.ustc.edu.cn>
2007-03-16  8:49   ` [PATCH 14/14] readahead: remove noaction/shrink events Fengguang Wu

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=374035059.08925@ustc.edu.cn \
    --to=wfg@mail.ustc.edu.cn \
    --cc=akpm@osdl.org \
    --cc=linux-kernel@vger.kernel.org \
    /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