Re: [RFC] page fault retry with NOPAGE_RETRY

Linus Torvalds
2006-09-15T00:19:16Z

On Fri, 15 Sep 2006, Benjamin Herrenschmidt wrote:
>
> This wait is interruptible. However, we have no way to fail "gracefully"
> from no_page() if the routine we use underneath returns a failure due to
> a signal (we use, logically, -EINTR). It's a generic issue with no_page
> handlers. They can either wait non-interruptibly, or fail with a sigbus
> or oom result.

I certainly personally have nothing against adding a NOPAGE_RETRY, it
seems very straightforward.

Linus