/* simple helper to fault in pages and copy. This should go away
* and be replaced with calls into generic code.
*/
-static int noinline btrfs_copy_from_user(loff_t pos, int num_pages,
+static noinline int btrfs_copy_from_user(loff_t pos, int num_pages,
int write_bytes,
struct page **prepared_pages,
- const char __user * buf)
+ const char __user *buf)
{
long page_fault = 0;
int i;
/*
* unlocks pages after btrfs_file_write is done with them
*/
-static void noinline btrfs_drop_pages(struct page **pages, size_t num_pages)
+static noinline void btrfs_drop_pages(struct page **pages, size_t num_pages)
{
size_t i;
for (i = 0; i < num_pages; i++) {
* this also makes the decision about creating an inline extent vs
* doing real data extents, marking pages dirty and delalloc as required.
*/
-static int noinline dirty_and_release_pages(struct btrfs_trans_handle *trans,
+static noinline int dirty_and_release_pages(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct file *file,
struct page **pages,
btrfs_set_trans_block_group(trans, inode);
hint_byte = 0;
- if ((end_of_last_block & 4095) == 0) {
- printk("strange end of last %Lu %zu %Lu\n", start_pos, write_bytes, end_of_last_block);
- }
set_extent_uptodate(io_tree, start_pos, end_of_last_block, GFP_NOFS);
/* check for reserved extents on each page, we don't want
len = (u64)-1;
testend = 0;
}
- while(1) {
+ while (1) {
if (!split)
split = alloc_extent_map(GFP_NOFS);
if (!split2)
path = btrfs_alloc_path();
ret = btrfs_lookup_file_extent(NULL, root, path, inode->i_ino,
last_offset, 0);
- while(1) {
+ while (1) {
nritems = btrfs_header_nritems(path->nodes[0]);
if (path->slots[0] >= nritems) {
ret = btrfs_next_leaf(root, path);
if (found_key.offset < last_offset) {
WARN_ON(1);
btrfs_print_leaf(root, leaf);
- printk("inode %lu found offset %Lu expected %Lu\n",
- inode->i_ino, found_key.offset, last_offset);
+ printk(KERN_ERR "inode %lu found offset %llu "
+ "expected %llu\n", inode->i_ino,
+ (unsigned long long)found_key.offset,
+ (unsigned long long)last_offset);
err = 1;
goto out;
}
extent_end = found_key.offset +
btrfs_file_extent_inline_len(leaf, extent);
extent_end = (extent_end + root->sectorsize - 1) &
- ~((u64)root->sectorsize -1 );
+ ~((u64)root->sectorsize - 1);
}
last_offset = extent_end;
path->slots[0]++;
if (0 && last_offset < inode->i_size) {
WARN_ON(1);
btrfs_print_leaf(root, leaf);
- printk("inode %lu found offset %Lu size %Lu\n", inode->i_ino,
- last_offset, inode->i_size);
+ printk(KERN_ERR "inode %lu found offset %llu size %llu\n",
+ inode->i_ino, (unsigned long long)last_offset,
+ (unsigned long long)inode->i_size);
err = 1;
}
* inline_limit is used to tell this code which offsets in the file to keep
* if they contain inline extents.
*/
-int noinline btrfs_drop_extents(struct btrfs_trans_handle *trans,
+noinline int btrfs_drop_extents(struct btrfs_trans_handle *trans,
struct btrfs_root *root, struct inode *inode,
u64 start, u64 end, u64 inline_limit, u64 *hint_byte)
{
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
- while(1) {
+ while (1) {
recow = 0;
btrfs_release_path(root, path);
ret = btrfs_lookup_file_extent(trans, root, path, inode->i_ino,
inode_sub_bytes(inode, old_num -
new_num);
}
- if (!compression && !encryption) {
- btrfs_set_file_extent_ram_bytes(leaf,
- extent, new_num);
- }
btrfs_set_file_extent_num_bytes(leaf,
extent, new_num);
btrfs_mark_buffer_dirty(leaf);
if (disk_bytenr != 0) {
ret = btrfs_update_extent_ref(trans, root,
disk_bytenr, orig_parent,
- leaf->start,
+ leaf->start,
root->root_key.objectid,
trans->transid, ins.objectid);
BUG_ON(ret);
}
btrfs_release_path(root, path);
- if (disk_bytenr != 0) {
+ if (disk_bytenr != 0)
inode_add_bytes(inode, extent_end - end);
- }
}
if (found_extent && !keep) {
* waits for data=ordered extents to finish before allowing the pages to be
* modified.
*/
-static int noinline prepare_pages(struct btrfs_root *root, struct file *file,
+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)
struct btrfs_ordered_extent *ordered;
lock_extent(&BTRFS_I(inode)->io_tree,
start_pos, last_pos - 1, GFP_NOFS);
- ordered = btrfs_lookup_first_ordered_extent(inode, last_pos -1);
+ ordered = btrfs_lookup_first_ordered_extent(inode,
+ last_pos - 1);
if (ordered &&
ordered->file_offset + ordered->len > start_pos &&
ordered->file_offset < last_pos) {
}
}
- while(count > 0) {
+ while (count > 0) {
size_t offset = pos & (PAGE_CACHE_SIZE - 1);
size_t write_bytes = min(count, nrptrs *
(size_t)PAGE_CACHE_SIZE -
PAGE_CACHE_SHIFT;
WARN_ON(num_pages > nrptrs);
- memset(pages, 0, sizeof(pages));
+ memset(pages, 0, sizeof(struct page *) * nrptrs);
ret = btrfs_check_free_space(root, write_bytes, 0);
if (ret)
return num_written ? num_written : err;
}
-int btrfs_release_file(struct inode * inode, struct file * filp)
+int btrfs_release_file(struct inode *inode, struct file *filp)
{
if (filp->private_data)
btrfs_ioctl_trans_end(filp);
}
ret = btrfs_log_dentry_safe(trans, root, file->f_dentry);
- if (ret < 0) {
+ if (ret < 0)
goto out;
- }
/* we've logged all the items and now have a consistent
* version of the file in the log. It is possible that
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff