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authorSage Weil <sage@newdream.net>2010-11-09 12:24:53 -0800
committerSage Weil <sage@newdream.net>2010-11-09 12:24:53 -0800
commite98b6fed84d0f0155d7b398e0dfeac74c792f2d0 (patch)
tree0762cba398c39329dc5f056ddfccebf6768d2555 /fs/ceph
parentd8672d64b88cdb7aa8139fb6d218f40b8cbf60af (diff)
downloadop-kernel-dev-e98b6fed84d0f0155d7b398e0dfeac74c792f2d0.zip
op-kernel-dev-e98b6fed84d0f0155d7b398e0dfeac74c792f2d0.tar.gz
ceph: fix comment, remove extraneous args
The offset/length arguments aren't used. Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph')
-rw-r--r--fs/ceph/file.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 87ee944..603fd00 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -376,21 +376,19 @@ static ssize_t ceph_sync_read(struct file *file, char __user *data,
dout("sync_read on file %p %llu~%u %s\n", file, off, len,
(file->f_flags & O_DIRECT) ? "O_DIRECT" : "");
- if (file->f_flags & O_DIRECT) {
- pages = ceph_get_direct_page_vector(data, num_pages, off, len);
-
- /*
- * flush any page cache pages in this range. this
- * will make concurrent normal and O_DIRECT io slow,
- * but it will at least behave sensibly when they are
- * in sequence.
- */
- } else {
+ if (file->f_flags & O_DIRECT)
+ pages = ceph_get_direct_page_vector(data, num_pages);
+ else
pages = ceph_alloc_page_vector(num_pages, GFP_NOFS);
- }
if (IS_ERR(pages))
return PTR_ERR(pages);
+ /*
+ * flush any page cache pages in this range. this
+ * will make concurrent normal and sync io slow,
+ * but it will at least behave sensibly when they are
+ * in sequence.
+ */
ret = filemap_write_and_wait(inode->i_mapping);
if (ret < 0)
goto done;
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