Messages in this thread | | | Subject | RE: [PATCH] IA64 kprobe invalidate icache of jump buffer | Date | Thu, 6 Jul 2006 11:47:29 -0700 | From | "Keshavamurthy, Anil S" <> |
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>-----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/
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