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| author | peterz@infradead.org <peterz@infradead.org> | 2023-09-21 12:45:06 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2023-09-21 19:22:04 +0200 |
| commit | 4923954bbc4a760e0b2210e0cb5733726ac2e2e9 (patch) | |
| tree | dc148ad41454f6eb031a9d569b81f6bb40badaa0 /io_uring/poll.h | |
| parent | asm-generic: ticket-lock: Optimize arch_spin_value_unlocked() (diff) | |
| download | linux-4923954bbc4a760e0b2210e0cb5733726ac2e2e9.tar.xz linux-4923954bbc4a760e0b2210e0cb5733726ac2e2e9.zip | |
futex: Clarify FUTEX2 flags
sys_futex_waitv() is part of the futex2 series (the first and only so
far) of syscalls and has a flags field per futex (as opposed to flags
being encoded in the futex op).
This new flags field has a new namespace, which unfortunately isn't
super explicit. Notably it currently takes FUTEX_32 and
FUTEX_PRIVATE_FLAG.
Introduce the FUTEX2 namespace to clarify this
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: André Almeida <andrealmeid@igalia.com>
Link: https://lore.kernel.org/r/20230921105247.507327749@noisy.programming.kicks-ass.net
Diffstat (limited to 'io_uring/poll.h')
0 files changed, 0 insertions, 0 deletions