lkml.org 
[lkml]   [2006]   [Jul]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRE: [PATCH] IA64 kprobe invalidate icache of jump buffer
Date
From
>-----Original Message-----
>From: Mao, Bibo
>Sent: Sunday, July 02, 2006 7:37 PM
>To: Andrew Morton
>Cc: linux-kernel@vger.kernel.org; Keshavamurthy, Anil S;
>Masami Hiramatsu; Prasanna S Panchamukhi; Ananth N
>Mavinakayanahalli; Jim Keniston; SystemTAP; Mao, Bibo
>Subject: [PATCH] IA64 kprobe invalidate icache of jump buffer
>
>Hi,
>
> Kprobe inserts breakpoint instruction in probepoint and then jumps
>to instruction slot when breakpoint is hit, the instruction slot icache
>must be consistent with dcache. Here is the patch which invalidates
>instruction slot icache area.
> Without this patch, in some machines there will be fault
>when executing
>instruction slot where icache content is inconsistent with
>dcache.This patch
>is based on 2.6.17 version.
>
>Signed-off-by: bibo,mao <bibo.mao@intel.com>
Acked-by: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-07-06 20:51    [W:0.036 / U:0.016 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site