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authorpeterz@infradead.org <peterz@infradead.org>2023-09-21 12:45:10 +0200
committerPeter Zijlstra <peterz@infradead.org>2023-09-21 19:22:07 +0200
commit9f6c532f59b20580acf8ede9409c9b8dce6e74e1 (patch)
treea0ace6e28ec4b23343056bd4b889214ac2777d83 /kernel/sys_ni.c
parent698eb826383616ce0e817d2384da6413d1439fb6 (diff)
futex: Add sys_futex_wake()
To complement sys_futex_waitv() add sys_futex_wake(). This syscall implements what was previously known as FUTEX_WAKE_BITSET except it uses 'unsigned long' for the bitmask and takes FUTEX2 flags. The 'unsigned long' allows FUTEX2_SIZE_U64 on 64bit platforms. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Link: https://lore.kernel.org/r/20230921105247.936205525@noisy.programming.kicks-ass.net
Diffstat (limited to 'kernel/sys_ni.c')
-rw-r--r--kernel/sys_ni.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/sys_ni.c b/kernel/sys_ni.c
index e137c1385c56..983c0583c627 100644
--- a/kernel/sys_ni.c
+++ b/kernel/sys_ni.c
@@ -87,6 +87,7 @@ COND_SYSCALL_COMPAT(set_robust_list);
COND_SYSCALL(get_robust_list);
COND_SYSCALL_COMPAT(get_robust_list);
COND_SYSCALL(futex_waitv);
+COND_SYSCALL(futex_wake);
COND_SYSCALL(kexec_load);
COND_SYSCALL_COMPAT(kexec_load);
COND_SYSCALL(init_module);