From: Petko Manolov <pmanolov@Lnxw.COM>
To: unlisted-recipients:; (no To-header on input)@localhost.localdomain
Cc: linux-kernel@vger.kernel.org, torvalds@transmeta.com
Subject: [patch] page_alloc.c
Date: Mon, 15 Oct 2001 16:27:54 -0700 [thread overview]
Message-ID: <3BCB70FA.5DA4CCEC@lnxw.com> (raw)
In-Reply-To: <20011015234938.A14119@lightning.swansea.linux.org.uk>
[-- Attachment #1: Type: text/plain, Size: 129 bytes --]
This micro patch removes redundant waitqueue_active() from
__alloc_pages()
It is not too much of a speedup, but still...
Petko
[-- Attachment #2: pagealloc.diff --]
[-- Type: text/plain, Size: 333 bytes --]
--- linux-2.4.12/mm/page_alloc.c.orig Mon Oct 15 15:52:39 2001
+++ linux/mm/page_alloc.c Mon Oct 15 15:53:45 2001
@@ -335,8 +335,7 @@
classzone->need_balance = 1;
mb();
- if (waitqueue_active(&kswapd_wait))
- wake_up_interruptible(&kswapd_wait);
+ wake_up_interruptible(&kswapd_wait);
zone = zonelist->zones;
for (;;) {
prev parent reply other threads:[~2001-10-15 23:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-10-15 22:49 Linux 2.4.12-ac3 Alan Cox
2001-10-15 23:27 ` Petko Manolov [this message]
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