diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2004-03-24 06:36:06 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2004-03-24 06:36:06 +0000 |
| commit | 2c0b891afe29dd28d0e6d75e0da8681db7fd100d (patch) | |
| tree | 06fead8fc58acefbe9a9ebe353f0d596e73522ad /nptl/init.c | |
| parent | 565699e492f741bc4563c73046f457924c6f708a (diff) | |
Update.
* sysdeps/unix/sysv/linux/smp.h: New file.
* sysdeps/unix/sysv/linux/sh/smp.h: New file.
* init.c: Define __is_smp.
(__pthread_initialize_minimal_internal): Call is_smp_system to
initialize __is_smp.
* pthreadP.h: Declare __is_smp.
Define MAX_ADAPTIVE_COUNT is necessary.
* pthread_mutex_init.c: Add comment regarding __spins field.
* pthread_mutex_lock.c: Implement adaptive mutex type.
* pthread_mutex_timedlock.c: Likewise.
* sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise.
* sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h (pthread_mutex_t):
Add __spins field.
* sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise.
* sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise.
* sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise.
* sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise.
* sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise.
* sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise.
* sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: Define
lll_mutex_cond_trylock.
* sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise.
* sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise.
* sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise.
* sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise.
* sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise.
Define BUSY_WAIT_NOP.
* sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise.
* sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise.
* tst-mutex5.c: Add support for testing adaptive mutexes.
* tst-mutex7.c: Likewise.
* tst-mutex5a.c: New file.
* tst-mutex7a.c: New file.
* Makefile (tests): Add tst-mutex5a and tst-mutex7a.
Diffstat (limited to 'nptl/init.c')
| -rw-r--r-- | nptl/init.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/nptl/init.c b/nptl/init.c index f46e0bb531..47bb0a6f72 100644 --- a/nptl/init.c +++ b/nptl/init.c @@ -31,6 +31,7 @@ #include <fork.h> #include <version.h> #include <shlib-compat.h> +#include <smp.h> #ifndef __NR_set_tid_address @@ -61,6 +62,9 @@ size_t __default_stacksize attribute_hidden; size_t __static_tls_size; size_t __static_tls_align_m1; +/* Flag whether the machine is SMP or not. */ +int __is_smp attribute_hidden; + /* Version of the library, used in libthread_db to detect mismatches. */ static const char nptl_version[] __attribute_used__ = VERSION; @@ -301,6 +305,9 @@ __pthread_initialize_minimal_internal (void) #endif __libc_pthread_init (&__fork_generation, __reclaim_stacks, ptr_pthread_functions); + + /* Determine whether the machine is SMP or not. */ + __is_smp = is_smp_system (); } strong_alias (__pthread_initialize_minimal_internal, __pthread_initialize_minimal) |