Re: [patch 1/3] mm: pagecache write deadlocks zerolength fix

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On Thu, Nov 30, 2006 at 11:30:33AM +0100, Andreas Schwab wrote:
> Nick Piggin <npiggin@xxxxxxx> writes:
> 
> > On Thu, Nov 30, 2006 at 11:15:39AM +0100, Andreas Schwab wrote:
> >> Nick Piggin <npiggin@xxxxxxx> writes:
> >> 
> >> > writev with a zero-length segment is a noop, and we shouldn't return EFAULT.
> >> 
> >> AFAICS the callers of these functions never pass a zero length.
> >
> > They can in the case of a zero length write.
> 
> How?  All (indirect) callers I could find explicitly handle the
> zero-length case.

Sorry, zero length iov to writev (just had to double-check
there ;).

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