Re: Deadlock on the mm->mmap_sem

Andrea Arcangeli
2001-09-19T18:47:13Z

On Wed, Sep 19, 2001 at 07:26:33PM +0100, David Howells wrote:
> > if we go generic then I strongly recommend my version of the generic
> > semaphores is _much_ faster (and cleaner) than this one
>
> Not so:-) Your patch, Andrea, grabs the spinlock far more than is necessary.

then why your microbenchmarks says my version is much faster?

Andrea