From: Tom Musta <tommu...@gmail.com>
Eliminate the stub for the do_setcontext() function for TARGET_PPC64. The
implementation re-uses the existing TARGET_PPC32 code with the only change
being the computation of the address of the register save area.
Signed-off-by: Tom Musta <tommu...@gmail.com>
Signed-off-by: Alexander Graf <ag...@suse.de>
---
linux-user/signal.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/linux-user/signal.c b/linux-user/signal.c
index 48c5f1c..91a03c7 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -4877,10 +4877,6 @@ sigsegv:
/* See arch/powerpc/kernel/signal_32.c. */
static int do_setcontext(struct target_ucontext *ucp, CPUPPCState *env, int
sig)
{
-#if defined(TARGET_PPC64)
- fprintf(stderr, "do_setcontext: not implemented\n");
- return 0;
-#else
struct target_mcontext *mcp;
target_ulong mcp_addr;
sigset_t blocked;
@@ -4890,7 +4886,12 @@ static int do_setcontext(struct target_ucontext *ucp,
CPUPPCState *env, int sig)
sizeof (set)))
return 1;
+#if defined(TARGET_PPC64)
+ mcp_addr = h2g(ucp) +
+ offsetof(struct target_ucontext, tuc_sigcontext.mcontext);
+#else
__get_user(mcp_addr, &ucp->tuc_regs);
+#endif
if (!lock_user_struct(VERIFY_READ, mcp, mcp_addr, 1))
return 1;
@@ -4901,7 +4902,6 @@ static int do_setcontext(struct target_ucontext *ucp,
CPUPPCState *env, int sig)
unlock_user_struct(mcp, mcp_addr, 1);
return 0;
-#endif
}
long do_rt_sigreturn(CPUPPCState *env)
--
1.8.1.4
