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Message-Id: <1197930464.23402.112.camel@brick>
Date: Mon, 17 Dec 2007 14:27:44 -0800
From: Harvey Harrison <harvey.harrison@...il.com>
To: Ingo Molnar <mingo@...e.hu>
Cc: Ananth N Mavinakayanahalli <ananth@...ibm.com>,
Jim Keniston <jkenisto@...ibm.com>,
Roland McGrath <roland@...hat.com>,
Arjan van de Ven <arjan@...radead.org>,
prasanna@...ibm.com, anil.s.keshavamurthy@...el.com,
davem@...emloft.net, systemtap-ml <systemtap@...rces.redhat.com>,
LKML <linux-kernel@...r.kernel.org>,
Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH 3/4] x86: add kprobe-booster to X86_64
Sorry I missed an ifdef in this patch in the following hunk:
@@ -183,6 +185,9 @@ retry:
}
switch (opcode & 0xf0) {
+#ifdef X86_64
+ case 0x40:
+ goto retry; /* REX prefix is boostable */
case 0x60:
if (0x63 < opcode && opcode < 0x67)
goto retry; /* prefixes */
Just add the #ifdef to only catch case 0x40.
@@ -183,6 +185,10 @@ retry:
}
switch (opcode & 0xf0) {
+#ifdef X86_64
+ case 0x40:
+ goto retry; /* REX prefix is boostable */
+#endif
case 0x60:
if (0x63 < opcode && opcode < 0x67)
goto retry; /* prefixes */
Cheers,
Harvey
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