* [PATCH] Btrfs: Remove unused variable 'last_index' in file.c
@ 2011-07-12 19:43 Mitch Harder
0 siblings, 0 replies; only message in thread
From: Mitch Harder @ 2011-07-12 19:43 UTC (permalink / raw)
To: linux-btrfs; +Cc: Mitch Harder
The variable 'last_index' is calculated in the __btrfs_buffered_write
function and passed as a parameter to the prepare_pages function,
but is not used anywhere in the prepare_pages function.
Remove instances of 'last_index' in these functions.
Signed-off-by: Mitch Harder <mitch.harder@sabayonlinux.org>
---
fs/btrfs/file.c | 7 ++-----
1 files changed, 2 insertions(+), 5 deletions(-)
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index bd6bbb8..b061de0 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1059,7 +1059,7 @@ static int prepare_uptodate_page(struct page *page, u64 pos)
static noinline int prepare_pages(struct btrfs_root *root, struct file *file,
struct page **pages, size_t num_pages,
loff_t pos, unsigned long first_index,
- unsigned long last_index, size_t write_bytes)
+ size_t write_bytes)
{
struct extent_state *cached_state = NULL;
int i;
@@ -1159,7 +1159,6 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file,
struct btrfs_root *root = BTRFS_I(inode)->root;
struct page **pages = NULL;
unsigned long first_index;
- unsigned long last_index;
size_t num_written = 0;
int nrptrs;
int ret = 0;
@@ -1172,7 +1171,6 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file,
return -ENOMEM;
first_index = pos >> PAGE_CACHE_SHIFT;
- last_index = (pos + iov_iter_count(i)) >> PAGE_CACHE_SHIFT;
while (iov_iter_count(i) > 0) {
size_t offset = pos & (PAGE_CACHE_SIZE - 1);
@@ -1206,8 +1204,7 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file,
* contents of pages from loop to loop
*/
ret = prepare_pages(root, file, pages, num_pages,
- pos, first_index, last_index,
- write_bytes);
+ pos, first_index, write_bytes);
if (ret) {
btrfs_delalloc_release_space(inode,
num_pages << PAGE_CACHE_SHIFT);
--
1.7.3.4
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2011-07-12 19:43 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2011-07-12 19:43 [PATCH] Btrfs: Remove unused variable 'last_index' in file.c Mitch Harder
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.