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author | Ananth N Mavinakayanahalli <ananth@in.ibm.com> | 2013-03-22 20:49:46 +0530 |
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committer | Oleg Nesterov <oleg@redhat.com> | 2013-04-04 13:57:04 +0200 |
commit | 3c9eb54f71fed86b761a6da4ad3eedc9566ceb8d (patch) | |
tree | 40420dbdcecb456050560ae83367a6281909a90a /arch/powerpc | |
parent | ab07e807be533d6317ea0971900bdf547962effd (diff) | |
download | op-kernel-dev-3c9eb54f71fed86b761a6da4ad3eedc9566ceb8d.zip op-kernel-dev-3c9eb54f71fed86b761a6da4ad3eedc9566ceb8d.tar.gz |
uprobes/powerpc: Remove additional trap instruction check
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>
Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Diffstat (limited to 'arch/powerpc')
-rw-r--r-- | arch/powerpc/kernel/uprobes.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/arch/powerpc/kernel/uprobes.c b/arch/powerpc/kernel/uprobes.c index cb7f63d..2ecdbe3 100644 --- a/arch/powerpc/kernel/uprobes.c +++ b/arch/powerpc/kernel/uprobes.c @@ -53,12 +53,6 @@ int arch_uprobe_analyze_insn(struct arch_uprobe *auprobe, 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; } |