On Thu, Jun 4, 2009 at 20:50, Andrew Morton wrote:
> On Tue, 2 Jun 2009 03:17:30 -0400
> Mike Frysinger <[email protected]> wrote:
>
>> + instruction_pointer(&kgdbts_regs) += offset;
>
> instruction_pointer() cannot be used as an lvalue, thankfully.
>
> x86_64:
>
> drivers/misc/kgdbts.c: In function 'check_and_rewind_pc':
> drivers/misc/kgdbts.c:306: error: invalid lvalue in assignment
should be easy to fix:
--- a/arch/x86/include/asm/ptrace.h
+++ b/arch/x86/include/asm/ptrace.h
@@ -236,10 +236,7 @@
#endif
}
-static inline unsigned long instruction_pointer(struct pt_regs *regs)
-{
- return regs->ip;
-}
+#define instruction_pointer(regs) ((regs)->ip)
static inline unsigned long frame_pointer(struct pt_regs *regs)
{
-mike
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