Messages in this thread | | | Date | Tue, 29 Aug 2000 03:03:56 +0200 (CEST) | From | Andrea Arcangeli <> | Subject | Re: [patch] waitqueue optimization, 2.4.0-test7 |
| |
On Mon, 28 Aug 2000 yodaiken@fsmlabs.com wrote:
>On Mon, Aug 28, 2000 at 07:51:55PM +0200, Ingo Molnar wrote: >> we have a number of other places that rely on clear_bit() being atomic - >> if this isnt true anymore on Alpha then we could make it nonatomic on x86 > >So what is the semantics of a non-atomic clear-bit?
clear_bit (and all the other bitops except test_bit) have to be atomic.
Andrea
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
| |