From 2f7bb8780af4a007e90045b4cc97f558e956adf9 Mon Sep 17 00:00:00 2001 From: Juan Quintela Date: Mon, 27 Jul 2009 16:13:24 +0200 Subject: [PATCH] rename USE_NPTL to CONFIG_USE_NPTL Signed-off-by: Juan Quintela Signed-off-by: Anthony Liguori --- bsd-user/mmap.c | 2 +- bsd-user/qemu.h | 6 +++--- configure | 2 +- create_config | 4 ---- exec.c | 2 +- gdbstub.c | 2 +- linux-user/main.c | 6 +++--- linux-user/mmap.c | 2 +- linux-user/qemu.h | 8 ++++---- linux-user/syscall.c | 20 ++++++++++---------- qemu-lock.h | 2 +- 11 files changed, 26 insertions(+), 30 deletions(-) diff --git a/bsd-user/mmap.c b/bsd-user/mmap.c index 26f981ab2..ff207cd55 100644 --- a/bsd-user/mmap.c +++ b/bsd-user/mmap.c @@ -30,7 +30,7 @@ //#define DEBUG_MMAP -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) pthread_mutex_t mmap_mutex; static int __thread mmap_lock_count; diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h index d411bbbf4..822a21445 100644 --- a/bsd-user/qemu.h +++ b/bsd-user/qemu.h @@ -24,7 +24,7 @@ enum BSDType { #include "target_signal.h" #include "gdbstub.h" -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) #define THREAD __thread #else #define THREAD @@ -188,7 +188,7 @@ void mmap_lock(void); void mmap_unlock(void); void cpu_list_lock(void); void cpu_list_unlock(void); -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) void mmap_fork_start(void); void mmap_fork_end(int child); #endif @@ -382,7 +382,7 @@ static inline void *lock_user_string(abi_ulong guest_addr) #define unlock_user_struct(host_ptr, guest_addr, copy) \ unlock_user(host_ptr, guest_addr, (copy) ? sizeof(*host_ptr) : 0) -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) #include #endif diff --git a/configure b/configure index 44f544a3f..977acae46 100755 --- a/configure +++ b/configure @@ -2056,7 +2056,7 @@ if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then fi if test "$target_user_only" = "yes" \ -a "$nptl" = "yes" -a "$target_nptl" = "yes"; then - echo "USE_NPTL=y" >> $config_mak + echo "CONFIG_USE_NPTL=y" >> $config_mak fi # 32 bit ELF loader in addition to native 64 bit loader? if test "$target_user_only" = "yes" -a "$elfload32" = "yes"; then diff --git a/create_config b/create_config index cac0edbbb..8b7b365d7 100755 --- a/create_config +++ b/create_config @@ -46,10 +46,6 @@ case $line in value=${line#*=} echo "#define $name $value" ;; - USE_NPTL=y) # configuration - name=${line%=*} - echo "#define $name 1" - ;; esac done # read diff --git a/exec.c b/exec.c index ef79d6d29..a4a7de757 100644 --- a/exec.c +++ b/exec.c @@ -1515,7 +1515,7 @@ void cpu_set_log_filename(const char *filename) static void cpu_unlink_tb(CPUState *env) { -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) /* FIXME: TB unchaining isn't SMP safe. For now just ignore the problem and hope the cpu will stop of its own accord. For userspace emulation this often isn't actually as bad as it sounds. Often diff --git a/gdbstub.c b/gdbstub.c index bb389710d..ff4c86c0f 100644 --- a/gdbstub.c +++ b/gdbstub.c @@ -1592,7 +1592,7 @@ static void gdb_set_cpu_pc(GDBState *s, target_ulong pc) static inline int gdb_id(CPUState *env) { -#if defined(CONFIG_USER_ONLY) && defined(USE_NPTL) +#if defined(CONFIG_USER_ONLY) && defined(CONFIG_USE_NPTL) return env->host_tid; #else return env->cpu_index + 1; diff --git a/linux-user/main.c b/linux-user/main.c index 4388c04c9..20a25769f 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -108,7 +108,7 @@ int64_t cpu_get_real_ticks(void) #endif -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) /***********************************************************/ /* Helper routines for implementing atomic operations. */ @@ -222,7 +222,7 @@ void cpu_list_unlock(void) { pthread_mutex_unlock(&cpu_list_mutex); } -#else /* if !USE_NPTL */ +#else /* if !CONFIG_USE_NPTL */ /* These are no-ops because we are not threadsafe. */ static inline void cpu_exec_start(CPUState *env) { @@ -2357,7 +2357,7 @@ THREAD CPUState *thread_env; void task_settid(TaskState *ts) { if (ts->ts_tid == 0) { -#ifdef USE_NPTL +#ifdef CONFIG_USE_NPTL ts->ts_tid = (pid_t)syscall(SYS_gettid); #else /* when no threads are used, tid becomes pid */ diff --git a/linux-user/mmap.c b/linux-user/mmap.c index e05caa0a1..3d2c8b307 100644 --- a/linux-user/mmap.c +++ b/linux-user/mmap.c @@ -33,7 +33,7 @@ //#define DEBUG_MMAP -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) pthread_mutex_t mmap_mutex = PTHREAD_MUTEX_INITIALIZER; static int __thread mmap_lock_count; diff --git a/linux-user/qemu.h b/linux-user/qemu.h index 8e728a3d2..f0e410b26 100644 --- a/linux-user/qemu.h +++ b/linux-user/qemu.h @@ -20,7 +20,7 @@ #include "gdbstub.h" #include "sys-queue.h" -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) #define THREAD __thread #else #define THREAD @@ -104,7 +104,7 @@ typedef struct TaskState { uint32_t v86flags; uint32_t v86mask; #endif -#ifdef USE_NPTL +#ifdef CONFIG_USE_NPTL abi_ulong child_tidptr; #endif #ifdef TARGET_M68K @@ -244,7 +244,7 @@ void mmap_unlock(void); abi_ulong mmap_find_vma(abi_ulong, abi_ulong); void cpu_list_lock(void); void cpu_list_unlock(void); -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) void mmap_fork_start(void); void mmap_fork_end(int child); #endif @@ -441,7 +441,7 @@ static inline void *lock_user_string(abi_ulong guest_addr) #define unlock_user_struct(host_ptr, guest_addr, copy) \ unlock_user(host_ptr, guest_addr, (copy) ? sizeof(*host_ptr) : 0) -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) #include #endif diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 4b230ddfc..b5f669e28 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -82,7 +82,7 @@ #include "qemu.h" #include "qemu-common.h" -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) #define CLONE_NPTL_FLAGS2 (CLONE_SETTLS | \ CLONE_PARENT_SETTID | CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID) #else @@ -219,7 +219,7 @@ _syscall1(int,exit_group,int,error_code) #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address) _syscall1(int,set_tid_address,int *,tidptr) #endif -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) #if defined(TARGET_NR_futex) && defined(__NR_futex) _syscall6(int,sys_futex,int *,uaddr,int,op,int,val, const struct timespec *,timeout,int *,uaddr2,int,val3) @@ -3458,7 +3458,7 @@ static abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr) #endif /* defined(TARGET_I386) */ -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) #define NEW_STACK_SIZE PTHREAD_STACK_MIN @@ -3527,7 +3527,7 @@ static int do_fork(CPUState *env, unsigned int flags, abi_ulong newsp, TaskState *ts; uint8_t *new_stack; CPUState *new_env; -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) unsigned int nptl_flags; sigset_t sigmask; #endif @@ -3538,7 +3538,7 @@ static int do_fork(CPUState *env, unsigned int flags, abi_ulong newsp, if (flags & CLONE_VM) { TaskState *parent_ts = (TaskState *)env->opaque; -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) new_thread_info info; pthread_attr_t attr; #endif @@ -3552,7 +3552,7 @@ static int do_fork(CPUState *env, unsigned int flags, abi_ulong newsp, new_env->opaque = ts; ts->bprm = parent_ts->bprm; ts->info = parent_ts->info; -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) nptl_flags = flags; flags &= ~CLONE_NPTL_FLAGS2; @@ -3621,7 +3621,7 @@ static int do_fork(CPUState *env, unsigned int flags, abi_ulong newsp, /* Child Process. */ cpu_clone_regs(env, newsp); fork_end(1); -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) /* There is a race condition here. The parent process could theoretically read the TID in the child process before the child tid is set. This would require using either ptrace @@ -4016,7 +4016,7 @@ static inline abi_long host_to_target_stat64(void *cpu_env, } #endif -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) /* ??? Using host futex calls even when target atomic operations are not really atomic probably breaks things. However implementing futexes locally would make futexes shared between multiple processes @@ -4126,7 +4126,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, switch(num) { case TARGET_NR_exit: -#ifdef USE_NPTL +#ifdef CONFIG_USE_NPTL /* In old applications this may be used to implement _exit(2). However in threaded applictions it is used for thread termination, and _exit_group is used for application termination. @@ -6828,7 +6828,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, } break; #endif -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) case TARGET_NR_futex: ret = do_futex(arg1, arg2, arg3, arg4, arg5, arg6); break; diff --git a/qemu-lock.h b/qemu-lock.h index 49e220375..9a3e6acce 100644 --- a/qemu-lock.h +++ b/qemu-lock.h @@ -23,7 +23,7 @@ likely to release it soon. In environments where you have more threads than physical CPUs (the extreme case being a single CPU host) a spinlock simply wastes CPU until the OS decides to preempt it. */ -#if defined(USE_NPTL) +#if defined(CONFIG_USE_NPTL) #include #define spin_lock pthread_mutex_lock