linux-kernel - [PATCH] Fix checkstack to work with ARCH=x86

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Date:	Thu, 20 Dec 2012 16:25:48 +0000
From:	David Woodhouse <dwmw2@...radead.org>
To:	x86@...nel.org
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] Fix checkstack to work with ARCH=x86


Signed-off-by: David Woodhouse <David.Woodhouse@...el.com>
---
 scripts/checkstack.pl | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl
index 17e3843..bf7a6af 100755
--- a/scripts/checkstack.pl
+++ b/scripts/checkstack.pl
@@ -59,6 +59,11 @@ my (@stack, $re, $dre, $x, $xs);
 		#    2f60:	48 81 ec e8 05 00 00 	sub    $0x5e8,%rsp
 		$re = qr/^.*[as][du][db]    \$(0x$x{1,8}),\%rsp$/o;
 		$dre = qr/^.*[as][du][db]    (\%.*),\%rsp$/o;
+	} elsif ($arch eq 'x86') {
+		#c0105234:       81 ec ac 05 00 00       sub    $0x5ac,%esp
+		#    2f60:	48 81 ec e8 05 00 00 	sub    $0x5e8,%rsp
+		$re = qr/^.*[as][du][db]    \$(0x$x{1,8}),\%[er]sp$/o;
+		$dre = qr/^.*[as][du][db]    (\%.*),\%[er]sp$/o;
 	} elsif ($arch eq 'ia64') {
 		#e0000000044011fc:       01 0f fc 8c     adds r12=-384,r12
 		$re = qr/.*adds.*r12=-(([0-9]{2}|[3-9])[0-9]{2}),r12/o;
-- 
1.8.0.1


-- 
dwmw2


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