On 06/05, Oleg Nesterov wrote:
quoted text
>
> Anyway. How about the (untested/uncompiled) patch for now? -EINTR or
> -ERESTARTNOINTR looks "more correct" regardless.
> 
> Oleg.
> 
> --- mm/filemap.c
> +++ mm/filemap.c
> @@ -188,7 +188,7 @@ static int sync_page(void *word)
>  static int sync_page_killable(void *word)
>  {
>  	sync_page(word);
> -	return fatal_signal_pending(current) ? -EINTR : 0;
> +	return fatal_signal_pending(current) ? -ERESTARTNOINTR : 0;

Forgot to mention, this part is questionable of course. And it can't
prevent the case when "ret = sys_read(count)" succeeds, but ret < count.

Oleg.

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