Signed-off-by: Nick Piggin <npiggin@xxxxxxx>
---
fs/buffer.c | 20 --------------------
include/linux/buffer_head.h | 1 -
2 files changed, 21 deletions(-)
Index: linux-2.6/fs/buffer.c
===================================================================
--- linux-2.6.orig/fs/buffer.c
+++ linux-2.6/fs/buffer.c
@@ -2189,25 +2189,6 @@ out:
return err;
}
-int generic_cont_expand(struct inode *inode, loff_t size)
-{
- unsigned int offset;
-
- offset = (size & (PAGE_CACHE_SIZE - 1)); /* Within page */
-
- /* ugh. in prepare/commit_write, if from==to==start of block, we
- * skip the prepare. make sure we never send an offset for the start
- * of a block.
- * XXX: actually, this should be handled in those filesystems by
- * checking for the AOP_FLAG_CONT_EXPAND flag.
- */
- if ((offset & (inode->i_sb->s_blocksize - 1)) == 0) {
- /* caller must handle this extra byte. */
- size++;
- }
- return generic_cont_expand_simple(inode, size);
-}
-
int cont_expand_zero(struct file *file, struct address_space *mapping,
loff_t pos, loff_t *bytes)
{
@@ -3135,7 +3116,6 @@ EXPORT_SYMBOL(file_fsync);
EXPORT_SYMBOL(fsync_bdev);
EXPORT_SYMBOL(generic_block_bmap);
EXPORT_SYMBOL(generic_commit_write);
-EXPORT_SYMBOL(generic_cont_expand);
EXPORT_SYMBOL(generic_cont_expand_simple);
EXPORT_SYMBOL(init_buffer);
EXPORT_SYMBOL(invalidate_bdev);
Index: linux-2.6/include/linux/buffer_head.h
===================================================================
--- linux-2.6.orig/include/linux/buffer_head.h
+++ linux-2.6/include/linux/buffer_head.h
@@ -217,7 +217,6 @@ int block_prepare_write(struct page*, un
int cont_write_begin(struct file *, struct address_space *, loff_t,
unsigned, unsigned, struct page **, void **,
get_block_t *, loff_t *);
-int generic_cont_expand(struct inode *inode, loff_t size);
int generic_cont_expand_simple(struct inode *inode, loff_t size);
int block_commit_write(struct page *page, unsigned from, unsigned to);
void block_sync_page(struct page *);
--
-
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