Messages in this thread Patch in this message | | | Date | Fri, 22 Mar 2013 20:49:46 +0530 | From | Ananth N Mavinakayanahalli <> | Subject | [PATCH v2 4/4] uprobes/powerpc: remove additional trap instruction check |
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From: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
prepare_uprobe() already checks if the underlying unstruction (on file) is a trap variant. We don't need to check this again.
Signed-off-by: Ananth N Mavinakayanahalli <ananth@in.ibm.com> --- arch/powerpc/kernel/uprobes.c | 6 ------ 1 file changed, 6 deletions(-)
Index: linux-3.9-rc3/arch/powerpc/kernel/uprobes.c =================================================================== --- linux-3.9-rc3.orig/arch/powerpc/kernel/uprobes.c +++ linux-3.9-rc3/arch/powerpc/kernel/uprobes.c @@ -53,12 +53,6 @@ int arch_uprobe_analyze_insn(struct arch if (addr & 0x03) return -EINVAL; - /* - * We currently don't support a uprobe on an already - * existing breakpoint instruction underneath - */ - if (is_trap(auprobe->ainsn)) - return -ENOTSUPP; return 0; }
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