aio: fix misleading comments

The FIXME comments are inaccurate.
The locking comment over lookup_ioctx() is wrong.

Signed-off-by: Jeff Moyer <jmoyer@redhat.com>
Signed-off-by: Zach Brown <zach.brown@oracle.com>
Signed-off-by: Shen Feng <shen@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/aio.c b/fs/aio.c
index a175ad650b6649acba97894b294b8e8a72eeb105..99c2352906a021cf42e6673faf71a9519bea05d4 100644 (file)
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -277,7 +277,7 @@ static struct kioctx *ioctx_alloc(unsigned nr_events)
        if (ctx->max_reqs == 0)
                goto out_cleanup;
 
-       /* now link into global list.  kludge.  FIXME */
+       /* now link into global list. */
        write_lock(&mm->ioctx_list_lock);
        ctx->next = mm->ioctx_list;
        mm->ioctx_list = ctx;
@@ -553,9 +553,6 @@ int aio_put_req(struct kiocb *req)
        return ret;
 }
 
-/*     Lookup an ioctx id.  ioctx_list is lockless for reads.
- *     FIXME: this is O(n) and is only suitable for development.
- */
 static struct kioctx *lookup_ioctx(unsigned long ctx_id)
 {
        struct kioctx *ioctx;