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hfs: convert to new aops

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Signed-off-by: Nick Piggin <npiggin@suse.de>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nick Piggin
2007-10-16 01:25:09 -07:00
committed by Linus Torvalds
parent d7777a25a0
commit 7903d9eed8
2 changed files with 19 additions and 18 deletions
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19
fs/hfs/extent.c
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@@ -464,23 +464,20 @@ void hfs_file_truncate(struct inode *inode)
(long long)HFS_I(inode)->phys_size, inode->i_size);
if (inode->i_size > HFS_I(inode)->phys_size) {
struct address_space *mapping = inode->i_mapping;
void *fsdata;
struct page *page;
int res;
/* XXX: Can use generic_cont_expand? */
size = inode->i_size - 1;
page = grab_cache_page(mapping, size >> PAGE_CACHE_SHIFT);
if (!page)
return;
size &= PAGE_CACHE_SIZE - 1;
size++;
res = mapping->a_ops->prepare_write(NULL, page, size, size);
if (!res)
res = mapping->a_ops->commit_write(NULL, page, size, size);
res = pagecache_write_begin(NULL, mapping, size+1, 0,
AOP_FLAG_UNINTERRUPTIBLE, &page, &fsdata);
if (!res) {
res = pagecache_write_end(NULL, mapping, size+1, 0, 0,
page, fsdata);
}
if (res)
inode->i_size = HFS_I(inode)->phys_size;
unlock_page(page);
page_cache_release(page);
mark_inode_dirty(inode);
return;
} else if (inode->i_size == HFS_I(inode)->phys_size)
return;