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-rw-r--r--init/Kconfig7
1 files changed, 6 insertions, 1 deletions
diff --git a/init/Kconfig b/init/Kconfig
index 8514b25db21c..5f0ef850e808 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1275,12 +1275,17 @@ config BASE_FULL
config FUTEX
bool "Enable futex support" if EXPERT
default y
- select RT_MUTEXES
+ imply RT_MUTEXES
help
Disabling this option will cause the kernel to be built without
support for "fast userspace mutexes". The resulting kernel may not
run glibc-based applications correctly.
+config FUTEX_PI
+ bool
+ depends on FUTEX && RT_MUTEXES
+ default y
+
config HAVE_FUTEX_CMPXCHG
bool
depends on FUTEX