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Merge branch 'cleanups' of git://repo.or.cz/linux-2.6/btrfs-unstable into inode_numbers

Browse source 
Conflicts:
	fs/btrfs/extent-tree.c
	fs/btrfs/free-space-cache.c
	fs/btrfs/inode.c
	fs/btrfs/tree-log.c

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2011-05-22 12:33:42 -04:00
commit 945d8962ce
38 changed files with 295 additions and 3234 deletions
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42
fs/btrfs/compression.c
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@ -333,7 +333,7 @@ int btrfs_submit_compressed_write(struct inode *inode, u64 start,
struct compressed_bio *cb;
unsigned long bytes_left;
struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree;
int page_index = 0;
int pg_index = 0;
struct page *page;
u64 first_byte = disk_start;
struct block_device *bdev;
@ -367,8 +367,8 @@ int btrfs_submit_compressed_write(struct inode *inode, u64 start,
/* create and submit bios for the compressed pages */
bytes_left = compressed_len;
for (page_index = 0; page_index < cb->nr_pages; page_index++) {
page = compressed_pages[page_index];
for (pg_index = 0; pg_index < cb->nr_pages; pg_index++) {
page = compressed_pages[pg_index];
page->mapping = inode->i_mapping;
if (bio->bi_size)
ret = io_tree->ops->merge_bio_hook(page, 0,
@ -433,7 +433,7 @@ static noinline int add_ra_bio_pages(struct inode *inode,
struct compressed_bio *cb)
{
unsigned long end_index;
unsigned long page_index;
unsigned long pg_index;
u64 last_offset;
u64 isize = i_size_read(inode);
int ret;
@ -457,13 +457,13 @@ static noinline int add_ra_bio_pages(struct inode *inode,
end_index = (i_size_read(inode) - 1) >> PAGE_CACHE_SHIFT;
while (last_offset < compressed_end) {
page_index = last_offset >> PAGE_CACHE_SHIFT;
pg_index = last_offset >> PAGE_CACHE_SHIFT;
if (page_index > end_index)
if (pg_index > end_index)
break;
rcu_read_lock();
page = radix_tree_lookup(&mapping->page_tree, page_index);
page = radix_tree_lookup(&mapping->page_tree, pg_index);
rcu_read_unlock();
if (page) {
misses++;
@ -477,7 +477,7 @@ static noinline int add_ra_bio_pages(struct inode *inode,
if (!page)
break;
if (add_to_page_cache_lru(page, mapping, page_index,
if (add_to_page_cache_lru(page, mapping, pg_index,
GFP_NOFS)) {
page_cache_release(page);
goto next;
@ -561,7 +561,7 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
unsigned long uncompressed_len = bio->bi_vcnt * PAGE_CACHE_SIZE;
unsigned long compressed_len;
unsigned long nr_pages;
unsigned long page_index;
unsigned long pg_index;
struct page *page;
struct block_device *bdev;
struct bio *comp_bio;
@ -614,10 +614,10 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
bdev = BTRFS_I(inode)->root->fs_info->fs_devices->latest_bdev;
for (page_index = 0; page_index < nr_pages; page_index++) {
cb->compressed_pages[page_index] = alloc_page(GFP_NOFS |
for (pg_index = 0; pg_index < nr_pages; pg_index++) {
cb->compressed_pages[pg_index] = alloc_page(GFP_NOFS |
__GFP_HIGHMEM);
if (!cb->compressed_pages[page_index])
if (!cb->compressed_pages[pg_index])
goto fail2;
}
cb->nr_pages = nr_pages;
@ -635,8 +635,8 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
comp_bio->bi_end_io = end_compressed_bio_read;
atomic_inc(&cb->pending_bios);
for (page_index = 0; page_index < nr_pages; page_index++) {
page = cb->compressed_pages[page_index];
for (pg_index = 0; pg_index < nr_pages; pg_index++) {
page = cb->compressed_pages[pg_index];
page->mapping = inode->i_mapping;
page->index = em_start >> PAGE_CACHE_SHIFT;
@ -703,8 +703,8 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
return 0;
fail2:
for (page_index = 0; page_index < nr_pages; page_index++)
free_page((unsigned long)cb->compressed_pages[page_index]);
for (pg_index = 0; pg_index < nr_pages; pg_index++)
free_page((unsigned long)cb->compressed_pages[pg_index]);
kfree(cb->compressed_pages);
fail1:
@ -946,7 +946,7 @@ void btrfs_exit_compress(void)
int btrfs_decompress_buf2page(char *buf, unsigned long buf_start,
unsigned long total_out, u64 disk_start,
struct bio_vec *bvec, int vcnt,
unsigned long *page_index,
unsigned long *pg_index,
unsigned long *pg_offset)
{
unsigned long buf_offset;
@ -955,7 +955,7 @@ int btrfs_decompress_buf2page(char *buf, unsigned long buf_start,
unsigned long working_bytes = total_out - buf_start;
unsigned long bytes;
char *kaddr;
struct page *page_out = bvec[*page_index].bv_page;
struct page *page_out = bvec[*pg_index].bv_page;
/*
* start byte is the first byte of the page we're currently
@ -996,11 +996,11 @@ int btrfs_decompress_buf2page(char *buf, unsigned long buf_start,
/* check if we need to pick another page */
if (*pg_offset == PAGE_CACHE_SIZE) {
(*page_index)++;
if (*page_index >= vcnt)
(*pg_index)++;
if (*pg_index >= vcnt)
return 0;
page_out = bvec[*page_index].bv_page;
page_out = bvec[*pg_index].bv_page;
*pg_offset = 0;
start_byte = page_offset(page_out) - disk_start;