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-rw-r--r--bsd-user/mmap.c13
-rw-r--r--bsd-user/qemu.h2
2 files changed, 1 insertions, 14 deletions
diff --git a/bsd-user/mmap.c b/bsd-user/mmap.c
index 1ad018a127..7f2018ede0 100644
--- a/bsd-user/mmap.c
+++ b/bsd-user/mmap.c
@@ -24,8 +24,7 @@
 
 //#define DEBUG_MMAP
 
-#if defined(CONFIG_USE_NPTL)
-pthread_mutex_t mmap_mutex;
+static pthread_mutex_t mmap_mutex = PTHREAD_MUTEX_INITIALIZER;
 static int __thread mmap_lock_count;
 
 void mmap_lock(void)
@@ -62,16 +61,6 @@ void mmap_fork_end(int child)
     else
         pthread_mutex_unlock(&mmap_mutex);
 }
-#else
-/* We aren't threadsafe to start with, so no need to worry about locking.  */
-void mmap_lock(void)
-{
-}
-
-void mmap_unlock(void)
-{
-}
-#endif
 
 /* NOTE: all the constants are the HOST ones, but addresses are target. */
 int target_mprotect(abi_ulong start, abi_ulong len, int prot)
diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h
index 2b2b9184e0..b550cee0cb 100644
--- a/bsd-user/qemu.h
+++ b/bsd-user/qemu.h
@@ -209,10 +209,8 @@ abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size,
                        abi_ulong new_addr);
 int target_msync(abi_ulong start, abi_ulong len, int flags);
 extern unsigned long last_brk;
-#if defined(CONFIG_USE_NPTL)
 void mmap_fork_start(void);
 void mmap_fork_end(int child);
-#endif
 
 /* main.c */
 extern unsigned long x86_stack_size;