Re: [PATCH -next] fs: pipe -- Take into account requested @len in iter_file_splice_write

[Cyrill Gorcunov]

On Sat, May 31, 2014 at 12:33:32AM +0400, Cyrill Gorcunov wrote:
> Currently iter_file_splice_write pushes into the output IOVs as much
> as it can, so that if one previously pushed into pipe 8K of data and
> then try to fetch 4K -- he get the complete 8K instead.
> 
> Lest count how many bytes were requested by a caller and
> stop looping once request is complete.
> 
> Signed-off-by: Cyrill Gorcunov <gorcunov@xxxxxxxxxx>

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