From: WANG Cong <xiyou.wangcong@gmail.com>
To: LKML <linux-kernel@vger.kernel.org>
Cc: mingo@redhat.com
Subject: [Patch] vdso: check the value of vdso_enabled
Date: Fri, 18 Jul 2008 15:40:35 +0100 [thread overview]
Message-ID: <20080718144035.GA26261@hack.voiplan.pt> (raw)
When the value of 'vdso_enabled' is out of range, make it default.
Signed-off-by: WANG Cong <wangcong@zeuux.org>
Cc: mingo@redhat.com
---
diff --git a/arch/x86/vdso/vdso32-setup.c b/arch/x86/vdso/vdso32-setup.c
index 0bce542..3428448 100644
--- a/arch/x86/vdso/vdso32-setup.c
+++ b/arch/x86/vdso/vdso32-setup.c
@@ -59,6 +59,8 @@ unsigned int __read_mostly vdso_enabled = VDSO_DEFAULT;
static int __init vdso_setup(char *s)
{
vdso_enabled = simple_strtoul(s, NULL, 0);
+ if (vdso_enabled > VDSO_COMPAT)
+ vdso_enabled = VDSO_DEFAULT;
return 1;
}
reply other threads:[~2008-07-18 14:42 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=20080718144035.GA26261@hack.voiplan.pt \
--to=xiyou.wangcong@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
/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