On Thu, Sep 08, 2005 at 02:40:53PM +0900, KUROSAWA Takahiro wrote:
> This patch fixes minor problem that the CPUSETS have when files
> in the cpuset filesystem are read after lseek()-ed beyond the EOF.
>
> Signed-off-by: KUROSAWA Takahiro <[email protected]>
>
> --- from-0001/kernel/cpuset.c
> +++ to-work/kernel/cpuset.c 2005-09-05 20:26:18.075772762 +0900
> @@ -984,6 +984,10 @@ static ssize_t cpuset_common_file_read(s
> *s++ = '\n';
> *s = '\0';
>
> + /* Do nothing if *ppos is at the eof or beyond the eof. */
> + if (s - page <= *ppos)
> + return 0;
> +
> start = page + *ppos;
> n = s - start;
> retval = n - copy_to_user(buf, start, min(n, nbytes));
Paul, I think this should go in regardless of the other subcpuset
changes being proposed. What do you think?
Robin
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