From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org
Cc: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>,
Andi Kleen <andi@firstfloor.org>,
prasanna@in.ibm.com, ananth@in.ibm.com,
anil.s.keshavamurthy@intel.com, davem@davemloft.net
Subject: [patch 08/11] Text Edit Lock - kprobes i386
Date: Mon, 20 Aug 2007 16:19:10 -0400 [thread overview]
Message-ID: <20070820202147.932918240@polymtl.ca> (raw)
In-Reply-To: 20070820201902.597091353@polymtl.ca
[-- Attachment #1: text-edit-lock-kprobes-i386.patch --]
[-- Type: text/plain, Size: 1233 bytes --]
Make kprobes use text_set instead of text_poke.
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
CC: Andi Kleen <andi@firstfloor.org>
CC: prasanna@in.ibm.com
CC: ananth@in.ibm.com
CC: anil.s.keshavamurthy@intel.com
CC: davem@davemloft.net
---
arch/i386/kernel/kprobes.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
Index: linux-2.6-lttng/arch/i386/kernel/kprobes.c
===================================================================
--- linux-2.6-lttng.orig/arch/i386/kernel/kprobes.c 2007-08-19 18:37:43.000000000 -0400
+++ linux-2.6-lttng/arch/i386/kernel/kprobes.c 2007-08-19 18:38:17.000000000 -0400
@@ -170,12 +170,12 @@ int __kprobes arch_prepare_kprobe(struct
void __kprobes arch_arm_kprobe(struct kprobe *p)
{
- text_poke(p->addr, ((unsigned char []){BREAKPOINT_INSTRUCTION}), 1);
+ text_set(p->addr, BREAKPOINT_INSTRUCTION, 1);
}
void __kprobes arch_disarm_kprobe(struct kprobe *p)
{
- text_poke(p->addr, &p->opcode, 1);
+ text_set(p->addr, p->opcode, 1);
}
void __kprobes arch_remove_kprobe(struct kprobe *p)
--
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
next prev parent reply other threads:[~2007-08-20 20:34 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-20 20:19 [patch 00/11] Text Edit Lock / text poke Mathieu Desnoyers
2007-08-20 20:19 ` [patch 01/11] Fall back on interrupt disable in cmpxchg8b on 80386 and 80486 Mathieu Desnoyers
2007-08-20 20:38 ` Mathieu Desnoyers
2007-08-20 20:19 ` [patch 02/11] Kprobes - use a mutex to protect the instruction pages list Mathieu Desnoyers
2007-08-21 4:16 ` Ananth N Mavinakayanahalli
2007-08-20 20:19 ` [patch 03/11] Kprobes - do not use kprobes mutex in arch code Mathieu Desnoyers
2007-08-21 4:17 ` Ananth N Mavinakayanahalli
2007-08-20 20:19 ` [patch 04/11] Kprobes - declare kprobe_mutex static Mathieu Desnoyers
2007-08-21 4:17 ` Ananth N Mavinakayanahalli
2007-08-20 20:19 ` [patch 05/11] Text Edit Lock - Architecture Independent Code Mathieu Desnoyers
2007-08-20 20:19 ` [patch 06/11] Text Edit Lock - Alternative code for i386 and x86_64 Mathieu Desnoyers
2007-08-20 20:19 ` [patch 07/11] Text Edit Lock - kprobes architecture independent support Mathieu Desnoyers
2007-08-20 20:19 ` Mathieu Desnoyers [this message]
2007-08-20 20:19 ` [patch 09/11] Text Edit Lock - kprobes x86_64 Mathieu Desnoyers
2007-08-20 20:19 ` [patch 10/11] Text Edit Lock - i386 standardize debug rodata Mathieu Desnoyers
2007-08-20 20:19 ` [patch 11/11] Text Edit Lock - x86_64 " Mathieu Desnoyers
-- strict thread matches above, loose matches on Subject: below --
2007-09-17 18:40 [patch 00/11] Text Edit Lock Mathieu Desnoyers
2007-09-17 18:40 ` [patch 08/11] Text Edit Lock - kprobes i386 Mathieu Desnoyers
2007-09-18 16:41 ` Ananth N Mavinakayanahalli
2007-09-18 21:06 [patch 00/11] Text Edit Lock for 2.6.23-rc6-mm1 Mathieu Desnoyers
2007-09-18 21:06 ` [patch 08/11] Text Edit Lock - kprobes i386 Mathieu Desnoyers
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