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[Qemu-devel] [PATCH 6/7] alpha-linux-user: Fix sigsuspend parameters.
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH 6/7] alpha-linux-user: Fix sigsuspend parameters. |
Date: |
Mon, 3 May 2010 10:07:54 -0700 |
Alpha passes the signal set in a register, not by reference.
Signed-off-by: Richard Henderson <address@hidden>
---
linux-user/syscall.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 8a6cbaf..899b76f 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -5072,10 +5072,15 @@ abi_long do_syscall(void *cpu_env, int num, abi_long
arg1,
case TARGET_NR_sigsuspend:
{
sigset_t set;
+#if defined(TARGET_ALPHA)
+ abi_ulong mask = arg1;
+ target_to_host_old_sigset(&set, &mask);
+#else
if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t),
1)))
goto efault;
target_to_host_old_sigset(&set, p);
unlock_user(p, arg1, 0);
+#endif
ret = get_errno(sigsuspend(&set));
}
break;
--
1.6.6.1
Re: [Qemu-devel] [PATCH 0/7] alpha-linux syscall fixes, Aurelien Jarno, 2010/05/21