Messages in this thread Patch in this message | | | Date | Thu, 8 Sep 2005 14:40:53 +0900 | From | KUROSAWA Takahiro <> | Subject | [PATCH 1/5][BUG] SUBCPUSETS: fix for cpusets minor problem |
| |
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 <kurosawa@valinux.co.jp>
--- 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)); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |