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authorPeter Maydell <peter.maydell@linaro.org>2018-05-04 09:25:12 +0100
committerPeter Maydell <peter.maydell@linaro.org>2018-05-04 09:25:12 +0100
commitf0c889522255b8fee2fe3a6cc8157dfa80abac2a (patch)
tree4303e6870bc957055892b0c474c14376b0301a10 /linux-user/m68k/signal.c
parente2f557f9889fea29fbb7bafae7719e38821df8fb (diff)
parent7f254c5cb80bc478794a4c3d7fe5d503b033be13 (diff)
downloadfocaccia-qemu-f0c889522255b8fee2fe3a6cc8157dfa80abac2a.tar.gz
focaccia-qemu-f0c889522255b8fee2fe3a6cc8157dfa80abac2a.zip
Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-2.13-pull-request' into staging
# gpg: Signature made Thu 03 May 2018 22:38:35 BST
# gpg:                using RSA key F30C38BD3F2FBE3C
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>"
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>"
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>"
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/linux-user-for-2.13-pull-request:
  linux-user: remove useless padding in flock64 structure
  linux-user: introduce target_sigsp() and target_save_altstack()
  linux-user: ARM-FDPIC: Add support for signals for FDPIC targets
  linux-user: ARM-FDPIC: Add support of FDPIC for ARM.
  linux-user: ARM-FDPIC: Identify ARM FDPIC binaries
  Remove CONFIG_USE_FDPIC.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'linux-user/m68k/signal.c')
-rw-r--r--linux-user/m68k/signal.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/linux-user/m68k/signal.c b/linux-user/m68k/signal.c
index fc72468a81..5dd8bb5f99 100644
--- a/linux-user/m68k/signal.c
+++ b/linux-user/m68k/signal.c
@@ -117,14 +117,10 @@ static inline abi_ulong
 get_sigframe(struct target_sigaction *ka, CPUM68KState *regs,
              size_t frame_size)
 {
-    unsigned long sp;
+    abi_ulong sp;
 
-    sp = regs->aregs[7];
+    sp = target_sigsp(get_sp_from_cpustate(regs), ka);
 
-    /* This is the X/Open sanctioned signal stack switching.  */
-    if ((ka->sa_flags & TARGET_SA_ONSTACK) && (sas_ss_flags (sp) == 0)) {
-        sp = target_sigaltstack_used.ss_sp + target_sigaltstack_used.ss_size;
-    }
 
     return ((sp - frame_size) & -8UL);
 }
@@ -318,12 +314,7 @@ void setup_rt_frame(int sig, struct target_sigaction *ka,
 
     __put_user(0, &frame->uc.tuc_flags);
     __put_user(0, &frame->uc.tuc_link);
-    __put_user(target_sigaltstack_used.ss_sp,
-               &frame->uc.tuc_stack.ss_sp);
-    __put_user(sas_ss_flags(env->aregs[7]),
-            &frame->uc.tuc_stack.ss_flags);
-    __put_user(target_sigaltstack_used.ss_size,
-               &frame->uc.tuc_stack.ss_size);
+    target_save_altstack(&frame->uc.tuc_stack, env);
     err |= target_rt_setup_ucontext(&frame->uc, env);
 
     if (err)