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| author | Laurent Vivier <laurent@vivier.eu> | 2018-04-02 12:24:52 +0200 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2018-04-03 11:50:15 +0200 |
| commit | 5de154e82f4e507084f6c12b4ee300221ce078ce (patch) | |
| tree | 2d0095bff464c9b0c2454ff66d913ec4f9b80991 /linux-user | |
| parent | 95a29a4e3edb3eabde37587b2bcc9d4874c5306f (diff) | |
| download | qemu-5de154e82f4e507084f6c12b4ee300221ce078ce.tar.gz | |
linux-user: define TARGET_ARCH_HAS_KA_RESTORER
Sparc as an extended sigaction structure containing
the field ka_restorer used in place of sa_restorer.
Define TARGET_ARCH_HAS_KA_RESTORER and use it
with sparc.
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20180402102453.9883-2-laurent@vivier.eu>
Diffstat (limited to 'linux-user')
| -rw-r--r-- | linux-user/signal.c | 4 | ||||
| -rw-r--r-- | linux-user/syscall.c | 7 | ||||
| -rw-r--r-- | linux-user/syscall_defs.h | 4 |
3 files changed, 11 insertions, 4 deletions
diff --git a/linux-user/signal.c b/linux-user/signal.c index 9399f0ec47..5febe6aedf 100644 --- a/linux-user/signal.c +++ b/linux-user/signal.c @@ -2920,8 +2920,8 @@ static void setup_frame(int sig, struct target_sigaction *ka, env->pc = ka->_sa_handler; env->npc = (env->pc + 4); /* 5. return to kernel instructions */ - if (ka->sa_restorer) { - env->regwptr[UREG_I7] = ka->sa_restorer; + if (ka->ka_restorer) { + env->regwptr[UREG_I7] = ka->ka_restorer; } else { uint32_t val32; diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 889abbda1e..b8353d8f13 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -8699,6 +8699,9 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, target_siginitset(&act.sa_mask, old_act->sa_mask); act.sa_flags = old_act->sa_flags; act.sa_restorer = old_act->sa_restorer; +#ifdef TARGET_ARCH_HAS_KA_RESTORER + act.ka_restorer = 0; +#endif unlock_user_struct(old_act, arg2, 0); pact = &act; } else { @@ -8773,8 +8776,8 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, if (!lock_user_struct(VERIFY_READ, act, arg2, 1)) { goto efault; } -#ifdef TARGET_SPARC - act->sa_restorer = restorer; +#ifdef TARGET_ARCH_HAS_KA_RESTORER + act->ka_restorer = restorer; #endif } else { act = NULL; diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h index 13fe840239..7473be518b 100644 --- a/linux-user/syscall_defs.h +++ b/linux-user/syscall_defs.h @@ -435,6 +435,7 @@ int do_sigaction(int sig, const struct target_sigaction *act, #define TARGET_SA_NODEFER 0x20u #define TARGET_SA_RESETHAND 4u #define TARGET_ARCH_HAS_SA_RESTORER 1 +#define TARGET_ARCH_HAS_KA_RESTORER 1 #elif defined(TARGET_MIPS) #define TARGET_SA_NOCLDSTOP 0x00000001 #define TARGET_SA_NOCLDWAIT 0x00010000 @@ -742,6 +743,9 @@ struct target_sigaction { abi_ulong sa_restorer; #endif target_sigset_t sa_mask; +#ifdef TARGET_ARCH_HAS_KA_RESTORER + abi_ulong ka_restorer; +#endif }; #endif |