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[PATCH 8/9] linux-user/nios2: Use set_sigmask in do_rt_sigreturn


From: Richard Henderson
Subject: [PATCH 8/9] linux-user/nios2: Use set_sigmask in do_rt_sigreturn
Date: Fri, 1 Oct 2021 11:33:46 -0400

Using do_sigprocmask directly was incorrect, as it will
leave the signal blocked by the outer layers of linux-user.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 linux-user/nios2/signal.c | 2 +-
 linux-user/signal.c       | 2 --
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/linux-user/nios2/signal.c b/linux-user/nios2/signal.c
index 80e3d42fc9..517cd39270 100644
--- a/linux-user/nios2/signal.c
+++ b/linux-user/nios2/signal.c
@@ -205,7 +205,7 @@ long do_rt_sigreturn(CPUNios2State *env)
     }
 
     target_to_host_sigset(&set, &frame->uc.tuc_sigmask);
-    do_sigprocmask(SIG_SETMASK, &set, NULL);
+    set_sigmask(&set);
 
     if (rt_restore_ucontext(env, &frame->uc, &rval)) {
         goto badframe;
diff --git a/linux-user/signal.c b/linux-user/signal.c
index 2038216455..5ec63cd092 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -252,7 +252,6 @@ int do_sigprocmask(int how, const sigset_t *set, sigset_t 
*oldset)
     return 0;
 }
 
-#if !defined(TARGET_NIOS2)
 /* Just set the guest's signal mask to the specified value; the
  * caller is assumed to have called block_signals() already.
  */
@@ -262,7 +261,6 @@ void set_sigmask(const sigset_t *set)
 
     ts->signal_mask = *set;
 }
-#endif
 
 /* sigaltstack management */
 
-- 
2.25.1




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