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Subject[PATCH] kprobe cleanup for VM_MASK judgement
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Hi,
When trap happens in user space, kprobe_exceptions_notify() funtion will skip it.
This patch deletes some unnecessary code for VM_MASK judgement in eflags.

Signed-off-by: bibo, mao <bibo.mao@intel.com>

Thanks
bibo,mao

diff -Nruap 2.6.17-rc1-mm3.org/arch/i386/kernel/kprobes.c 2.6.17-rc1-mm3.new/arch/i386/kernel/kprobes.c
--- 2.6.17-rc1-mm3.org/arch/i386/kernel/kprobes.c 2006-04-26 15:52:24.000000000 +0800
+++ 2.6.17-rc1-mm3.new/arch/i386/kernel/kprobes.c 2006-04-26 16:25:38.000000000 +0800
@@ -242,10 +242,6 @@ static int __kprobes kprobe_handler(stru
kcb->kprobe_status = KPROBE_REENTER;
return 1;
} else {
- if (regs->eflags & VM_MASK) {
- /* We are in virtual-8086 mode. Return 0 */
- goto no_kprobe;
- }
if (*addr != BREAKPOINT_INSTRUCTION) {
/* The breakpoint instruction was removed by
* another cpu right after we hit, no further
@@ -265,11 +261,6 @@ static int __kprobes kprobe_handler(stru

p = get_kprobe(addr);
if (!p) {
- if (regs->eflags & VM_MASK) {
- /* We are in virtual-8086 mode. Return 0 */
- goto no_kprobe;
- }
-
if (*addr != BREAKPOINT_INSTRUCTION) {
/*
* The breakpoint instruction was removed right
-
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