Re: Need a clean room implementation of this function

[Bernd Walter]

On Thu, Jul 26, 2001 at 01:59:13PM -0700, Arun Sharma wrote:
> /**
>  * test_and_set_bit - Set a bit and return its old value
>  * @nr: Bit to set
>  * @addr: Address to count from
>  *
>  * This operation is atomic and cannot be reordered.  
>  * It also implies a memory barrier.
>  */
> static __inline__ int test_and_set_bit(int nr, volatile void * addr);

-current has a lot of atomic functions in src/sys/i386/include/atomic.h.

-- 
B.Walter              COSMO-Project         http://www.cosmo-project.de
[EMAIL PROTECTED]         Usergroup           [EMAIL PROTECTED]


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