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authorDavid 'Digit' Turner <digit@google.com>2010-06-28 14:10:14 -0700
committerDavid 'Digit' Turner <digit@google.com>2010-07-02 15:09:57 -0700
commit519763265ec0b634bd9c264a0aca034882458ecc (patch)
tree263dc7f4fa4256869cea19e6ea8a077d29bd95ad /libc/unistd
parenta02b93bd75a9d156117264d88069566e447397e2 (diff)
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libc: Fix sem_post() implementation to wake up all waiting threads.
This also allows us to optimize the case where we increment an uncontended semaphore (no need to call futex_wake() then). Change-Id: Iad48efe8551dc66dc89d3e3f18c001e5a6c1939f
Diffstat (limited to 'libc/unistd')
-rw-r--r--libc/unistd/sysconf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libc/unistd/sysconf.c b/libc/unistd/sysconf.c
index 27b113c..9377802 100644
--- a/libc/unistd/sysconf.c
+++ b/libc/unistd/sysconf.c
@@ -44,7 +44,7 @@
#define SYSTEM_MQ_OPEN_MAX 8
#define SYSTEM_MQ_PRIO_MAX 32768
#define SYSTEM_SEM_NSEMS_MAX 256
-#define SYSTEM_SEM_VALUE_MAX (2147483647)
+#define SYSTEM_SEM_VALUE_MAX 0x3fffffff /* see bionic/semaphore.c */
#define SYSTEM_SIGQUEUE_MAX 32
#define SYSTEM_TIMER_MAX 32
#define SYSTEM_LOGIN_NAME_MAX 256