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authorSatoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>2010-08-05 11:23:11 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-05 13:21:23 -0700
commit642b5123ac5ec40a28575e930a3e2ff595473e9d (patch)
tree296d1e17f0ac7c1ef5d889a2754f26dd0aca9ba8 /fs/aio.c
parentcdd854bc42b5e6c79bbbc40c6600d995ffe6e747 (diff)
downloadlinux-stericsson-642b5123ac5ec40a28575e930a3e2ff595473e9d.tar.gz
aio: fix wrong subsystem comments
- sys_io_destroy(): acutually return -EINVAL if the context pointed to is invalidIndex: linux-2.6.33-rc4/fs/aio.c - sys_io_getevents(): An argument specifying timeout is not `when', but `timeout'. - sys_io_getevents(): Should describe what is returned if this syscall succeeds. Signed-off-by: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com> Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Reviewed-by: Jeff Moyer <jmoyer@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/aio.c')
-rw-r--r--fs/aio.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/fs/aio.c b/fs/aio.c
index 1ccf25cef1f0..3006b5bc33d6 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -1277,7 +1277,7 @@ out:
/* sys_io_destroy:
* Destroy the aio_context specified. May cancel any outstanding
* AIOs and block on completion. Will fail with -ENOSYS if not
- * implemented. May fail with -EFAULT if the context pointed to
+ * implemented. May fail with -EINVAL if the context pointed to
* is invalid.
*/
SYSCALL_DEFINE1(io_destroy, aio_context_t, ctx)
@@ -1795,15 +1795,16 @@ SYSCALL_DEFINE3(io_cancel, aio_context_t, ctx_id, struct iocb __user *, iocb,
/* io_getevents:
* Attempts to read at least min_nr events and up to nr events from
- * the completion queue for the aio_context specified by ctx_id. May
- * fail with -EINVAL if ctx_id is invalid, if min_nr is out of range,
- * if nr is out of range, if when is out of range. May fail with
- * -EFAULT if any of the memory specified to is invalid. May return
- * 0 or < min_nr if no events are available and the timeout specified
- * by when has elapsed, where when == NULL specifies an infinite
- * timeout. Note that the timeout pointed to by when is relative and
- * will be updated if not NULL and the operation blocks. Will fail
- * with -ENOSYS if not implemented.
+ * the completion queue for the aio_context specified by ctx_id. If
+ * it succeeds, the number of read events is returned. May fail with
+ * -EINVAL if ctx_id is invalid, if min_nr is out of range, if nr is
+ * out of range, if timeout is out of range. May fail with -EFAULT
+ * if any of the memory specified is invalid. May return 0 or
+ * < min_nr if the timeout specified by timeout has elapsed
+ * before sufficient events are available, where timeout == NULL
+ * specifies an infinite timeout. Note that the timeout pointed to by
+ * timeout is relative and will be updated if not NULL and the
+ * operation blocks. Will fail with -ENOSYS if not implemented.
*/
SYSCALL_DEFINE5(io_getevents, aio_context_t, ctx_id,
long, min_nr,