All of lore.kernel.org
 help / color / mirror / Atom feed
From: Nigel Cunningham <ncunningham@linuxmail.org>
To: Dave Jones <davej@redhat.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@digeo.com>
Subject: Re: [PATCH] SMP support for drain local pages v2.
Date: Thu, 27 May 2004 08:56:34 +1000	[thread overview]
Message-ID: <40B520A2.2060508@linuxmail.org> (raw)
In-Reply-To: <20040526223255.GB15278@redhat.com>

Thanks Dave for educating the ignorant :>.

Is this better?

--- 2.6.6-current-bk/mm/page_alloc.c    2004-05-26 19:47:15.000000000 +1000
+++ smp-drain-local-pages/mm/page_alloc.c       2004-05-27 08:50:36.000000000 +1000
@@ -459,6 +459,20 @@
         __drain_pages(smp_processor_id());
         local_irq_restore(flags);
  }
+
+/*
+ * Spill per-cpu pages on all CPUs back into the buddy allocator.
+ * The first function is just to avoid a compiler warning.
+ */
+static void __smp_drain_local_pages(void * data)
+{
+       drain_local_pages();
+}
+
+void smp_drain_local_pages(void)
+{
+       on_each_cpu(__smp_drain_local_pages, NULL, 0, 1);
+}
  #endif /* CONFIG_PM */

  static void zone_statistics(struct zonelist *zonelist, struct zone *z)

  reply	other threads:[~2004-05-26 23:02 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-05-26 10:39 [PATCH] SMP support for drain local pages Nigel Cunningham
2004-05-26 22:32 ` Dave Jones
2004-05-26 22:56   ` Nigel Cunningham [this message]
2004-05-26 23:26     ` [PATCH] SMP support for drain local pages v2 Andrew Morton
2004-05-26 23:38       ` Nigel Cunningham
2004-05-26 23:56         ` Andrew Morton
2004-05-26 23:56           ` Nigel Cunningham
2004-05-27 19:29         ` Pavel Machek
2004-05-27 21:22           ` Nigel Cunningham
2004-05-27 19:25 ` [PATCH] SMP support for drain local pages Pavel Machek

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=40B520A2.2060508@linuxmail.org \
    --to=ncunningham@linuxmail.org \
    --cc=akpm@digeo.com \
    --cc=davej@redhat.com \
    --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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.