mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: James Puthukattukaran <James.Puthukattukaran@sun.com>
To: linux-kernel@vger.kernel.org
Subject: [PATCH]: x86-64 system crashes when no memory populating Node 0
Date: Fri, 22 Dec 2006 12:47:13 -0500	[thread overview]
Message-ID: <458C1A21.8090009@sun.com> (raw)

I have a 4 socket AMD Operton system. The 2.6.18 kernel I have crashes 
when there is no memory in node0.

--James


diff -uNr linux-2.6.18-orig/arch/x86_64/kernel/aperture.c 
linux-2.6.18-new/arch/x86_64/kernel/aperture.c
--- linux-2.6.18-orig/arch/x86_64/kernel/aperture.c     2006-09-19 
23:42:06.000000000 -0400
+++ linux-2.6.18-new/arch/x86_64/kernel/aperture.c      2006-12-20 
19:43:42.000000000 -0500
@@ -38,7 +38,6 @@

 static u32 __init allocate_aperture(void)
 {
-       pg_data_t *nd0 = NODE_DATA(0);
        u32 aper_size;
        void *p;

@@ -52,12 +51,13 @@
         * Unfortunately we cannot move it up because that would make the
         * IOMMU useless.
         */
-       p = __alloc_bootmem_node(nd0, aper_size, aper_size, 0);
+
+       p = __alloc_bootmem(aper_size, aper_size, 0);
        if (!p || __pa(p)+aper_size > 0xffffffff) {
                printk("Cannot allocate aperture memory hole (%p,%uK)\n",
                       p, aper_size>>10);
                if (p)
-                       free_bootmem_node(nd0, __pa(p), aper_size);
+                       free_bootmem(__pa(p), aper_size);
                return 0;
        }
        printk("Mapping aperture over %d KB of RAM @ %lx\n",


                 reply	other threads:[~2006-12-22 18:33 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

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=458C1A21.8090009@sun.com \
    --to=james.puthukattukaran@sun.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

Powered by JetHome