diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2021-10-26 13:03:48 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2021-11-25 02:02:28 +0300 |
| commit | 3297481d688a5cc2973ea58bd78e66b8639748b1 (patch) | |
| tree | 3f9e7d8fb1601489125df8c689a28d3e29c8ef63 /init | |
| parent | 3f2bedabb62c6210df63b604dc988d2f7f56f947 (diff) | |
| download | linux-3297481d688a5cc2973ea58bd78e66b8639748b1.tar.xz | |
futex: Remove futex_cmpxchg detection
Now that all architectures have a working futex implementation in any
configuration, remove the runtime detection code.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Acked-by: Vineet Gupta <vgupta@kernel.org>
Acked-by: Max Filippov <jcmvbkbc@gmail.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Link: https://lore.kernel.org/r/20211026100432.1730393-2-arnd@kernel.org
Diffstat (limited to 'init')
| -rw-r--r-- | init/Kconfig | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/init/Kconfig b/init/Kconfig index 3f5aa5063f55..76d89db5657b 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -1592,14 +1592,6 @@ config FUTEX_PI depends on FUTEX && RT_MUTEXES default y -config HAVE_FUTEX_CMPXCHG - bool - depends on FUTEX - help - Architectures should select this if futex_atomic_cmpxchg_inatomic() - is implemented and always working. This removes a couple of runtime - checks. - config EPOLL bool "Enable eventpoll support" if EXPERT default y |