Message ID | 20130322151946.GE20010@in.ibm.com (mailing list archive) |
---|---|
State | Awaiting Upstream, archived |
Headers | show |
* Ananth N Mavinakayanahalli <ananth@in.ibm.com> [2013-03-22 20:49:46]: > 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> Acked-by: Srikar Dronamraju <srikar@linux.vnet.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; > } >
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; }