[SPARC64]: Add dummy PTRACE_PEEKUSR for gdb.

GDB uses a PTRACE_PEEKUSR call with offset 0 to see
if a thread is alive, so provide a success return for
this particular special case.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2006-04-01 23:28:10 -08:00
parent 6764472631
commit 1759e58ed2

View file

@ -244,6 +244,13 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
}
switch(request) {
case PTRACE_PEEKUSR:
if (addr != 0)
pt_error_return(regs, EIO);
else
pt_succ_return(regs, 0);
goto out_tsk;
case PTRACE_PEEKTEXT: /* read word at location addr. */
case PTRACE_PEEKDATA: {
unsigned long tmp64;