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[173.198.77.219]) by smtp.gmail.com with ESMTPSA id y17-v6sm31712718pfe.33.2018.06.09.20.05.51 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sat, 09 Jun 2018 20:05:52 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Sat, 9 Jun 2018 17:02:14 -1000 Message-Id: <20180610030220.3777-103-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180610030220.3777-1-richard.henderson@linaro.org> References: <20180610030220.3777-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400e:c01::242 Subject: [Qemu-devel] [PATCH v2 102/108] linux-user: Split out atomic_barrier, gethostname X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: laurent@vivier.eu Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Richard Henderson --- linux-user/syscall.c | 49 ++++++++++++++++++++++++++------------------ 1 file changed, 29 insertions(+), 20 deletions(-) -- 2.17.1 diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 91d90c7417..f898e70e98 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -7552,6 +7552,14 @@ IMPL(arch_prctl) } #endif +#ifdef TARGET_NR_atomic_barrier +IMPL(atomic_barrier) +{ + /* Like the kernel implementation and the qemu arm barrier, no-op this. */ + return 0; +} +#endif + #ifdef TARGET_NR_bind IMPL(bind) { @@ -8987,6 +8995,21 @@ IMPL(getgroups32) } #endif +#ifdef TARGET_NR_gethostname +IMPL(gethostname) +{ + char *name = lock_user(VERIFY_WRITE, arg1, arg2, 0); + abi_long ret; + + if (!name) { + ret = -TARGET_EFAULT; + } + ret = get_errno(gethostname(name, arg2)); + unlock_user(name, arg1, arg2); + return ret; +} +#endif + IMPL(getitimer) { struct itimerval value; @@ -13002,19 +13025,6 @@ static abi_long do_syscall1(void *cpu_env, unsigned num, abi_long arg1, abi_long ret; switch(num) { -#ifdef TARGET_NR_gethostname - case TARGET_NR_gethostname: - { - char *name = lock_user(VERIFY_WRITE, arg1, arg2, 0); - if (name) { - ret = get_errno(gethostname(name, arg2)); - unlock_user(name, arg1, arg2); - } else { - ret = -TARGET_EFAULT; - } - return ret; - } -#endif #ifdef TARGET_NR_atomic_cmpxchg_32 case TARGET_NR_atomic_cmpxchg_32: { @@ -13036,13 +13046,6 @@ static abi_long do_syscall1(void *cpu_env, unsigned num, abi_long arg1, return mem_value; } #endif -#ifdef TARGET_NR_atomic_barrier - case TARGET_NR_atomic_barrier: - /* Like the kernel implementation and the - qemu arm barrier, no-op this? */ - return 0; -#endif - #ifdef TARGET_NR_timer_create case TARGET_NR_timer_create: { @@ -13293,6 +13296,9 @@ static impl_fn *syscall_table(unsigned num) #endif #ifdef TARGET_NR_bind SYSCALL(bind); +#endif +#ifdef TARGET_NR_atomic_barrier + SYSCALL(atomic_barrier); #endif SYSCALL(brk); #ifdef TARGET_NR_cacheflush @@ -13448,6 +13454,9 @@ static impl_fn *syscall_table(unsigned num) SYSCALL(getgroups); #ifdef TARGET_NR_getgroups32 SYSCALL(getgroups32); +#endif +#ifdef TARGET_NR_gethostname + SYSCALL(gethostname); #endif SYSCALL(getitimer); #ifdef TARGET_NR_getpagesize