Commit 1759e58e authored by David S. Miller's avatar David S. Miller

[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: default avatarDavid S. Miller <davem@davemloft.net>
parent 67644726
...@@ -244,6 +244,13 @@ asmlinkage void do_ptrace(struct pt_regs *regs) ...@@ -244,6 +244,13 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
} }
switch(request) { 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_PEEKTEXT: /* read word at location addr. */
case PTRACE_PEEKDATA: { case PTRACE_PEEKDATA: {
unsigned long tmp64; unsigned long tmp64;
......
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