Cc: zippel@xxxxxxxxxxxxxx
Cc: Linux Filesystems <linux-fsdevel@xxxxxxxxxxxxxxx>
Signed-off-by: Nick Piggin <npiggin@xxxxxxx>
fs/hfs/extent.c | 19 ++++++++-----------
fs/hfs/inode.c | 20 ++++++++++++--------
2 files changed, 20 insertions(+), 19 deletions(-)
Index: linux-2.6/fs/hfs/inode.c
===================================================================
--- linux-2.6.orig/fs/hfs/inode.c
+++ linux-2.6/fs/hfs/inode.c
@@ -35,10 +35,14 @@ static int hfs_readpage(struct file *fil
return block_read_full_page(page, hfs_get_block);
}
-static int hfs_prepare_write(struct file *file, struct page *page, unsigned from, unsigned to)
-{
- return cont_prepare_write(page, from, to, hfs_get_block,
- &HFS_I(page->mapping->host)->phys_size);
+static int hfs_write_begin(struct file *file, struct address_space *mapping,
+ loff_t pos, unsigned len, unsigned flags,
+ struct page **pagep, void **fsdata)
+{
+ *pagep = NULL;
+ return cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
+ hfs_get_block,
+ &HFS_I(mapping->host)->phys_size);
}
static sector_t hfs_bmap(struct address_space *mapping, sector_t block)
@@ -119,8 +123,8 @@ const struct address_space_operations hf
.readpage = hfs_readpage,
.writepage = hfs_writepage,
.sync_page = block_sync_page,
- .prepare_write = hfs_prepare_write,
- .commit_write = generic_commit_write,
+ .write_begin = hfs_write_begin,
+ .write_end = generic_write_end,
.bmap = hfs_bmap,
.releasepage = hfs_releasepage,
};
@@ -129,8 +133,8 @@ const struct address_space_operations hf
.readpage = hfs_readpage,
.writepage = hfs_writepage,
.sync_page = block_sync_page,
- .prepare_write = hfs_prepare_write,
- .commit_write = generic_commit_write,
+ .write_begin = hfs_write_begin,
+ .write_end = generic_write_end,
.bmap = hfs_bmap,
.direct_IO = hfs_direct_IO,
.writepages = hfs_writepages,
Index: linux-2.6/fs/hfs/extent.c
===================================================================
--- linux-2.6.orig/fs/hfs/extent.c
+++ linux-2.6/fs/hfs/extent.c
@@ -464,23 +464,20 @@ void hfs_file_truncate(struct inode *ino
(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;
--
-
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