[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20110321230711.638990806@clark.kroah.org>
Date: Mon, 21 Mar 2011 16:06:23 -0700
From: Greg KH <gregkh@...e.de>
To: linux-kernel@...r.kernel.org, stable@...nel.org
Cc: stable-review@...nel.org, torvalds@...ux-foundation.org,
akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
Kamal Mostafa <kamal@...onical.com>,
Yinghai Lu <yinghai@...nel.org>,
Len Brown <len.brown@...el.com>,
"Rafael J. Wysocki" <rjw@...k.pl>, Ingo Molnar <mingo@...e.hu>
Subject: [24/87] x86: Emit "mem=nopentium ignored" warning when not supported
2.6.37-stable review patch. If anyone has any objections, please let us know.
------------------
From: Kamal Mostafa <kamal@...onical.com>
commit 9a6d44b9adb777ca9549e88cd55bd8f2673c52a2 upstream.
Emit warning when "mem=nopentium" is specified on any arch other
than x86_32 (the only that arch supports it).
Signed-off-by: Kamal Mostafa <kamal@...onical.com>
BugLink: http://bugs.launchpad.net/bugs/553464
Cc: Yinghai Lu <yinghai@...nel.org>
Cc: Len Brown <len.brown@...el.com>
Cc: Rafael J. Wysocki <rjw@...k.pl>
LKML-Reference: <1296783486-23033-2-git-send-email-kamal@...onical.com>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
arch/x86/kernel/e820.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -846,12 +846,15 @@ static int __init parse_memopt(char *p)
if (!p)
return -EINVAL;
-#ifdef CONFIG_X86_32
if (!strcmp(p, "nopentium")) {
+#ifdef CONFIG_X86_32
setup_clear_cpu_cap(X86_FEATURE_PSE);
return 0;
- }
+#else
+ printk(KERN_WARNING "mem=nopentium ignored! (only supported on x86_32)\n");
+ return -EINVAL;
#endif
+ }
userdef = 1;
mem_size = memparse(p, &p);
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists