Commit 43237b54 authored by Jan Kara's avatar Jan Kara
Browse files

ext3: Get rid of extenddisksize parameter of ext3_get_blocks_handle() 



Get rid of extenddisksize parameter of ext3_get_blocks_handle(). This seems to
be a relict from some old days and setting disksize in this function does not
make much sence. Currently it was set only by ext3_getblk().  Since the
parameter has some effect only if create == 1, it is easy to check that the
three callers which end up calling ext3_getblk() with create == 1 (ext3_append,
ext3_quota_write, ext3_mkdir) do the right thing and set disksize themselves.

Signed-off-by: default avatarJan Kara <jack@suse.cz>
parent 1e9fd53b

fs/ext3/dir.c

+1 −2
Original line number Diff line number Diff line
@@ -130,8 +130,7 @@ static int ext3_readdir(struct file * filp, 
		struct buffer_head *bh = NULL;



		map_bh.b_state = 0;

		err = ext3_get_blocks_handle(NULL, inode, blk, 1,

						&map_bh, 0, 0);

		err = ext3_get_blocks_handle(NULL, inode, blk, 1, &map_bh, 0);

		if (err > 0) {

			pgoff_t index = map_bh.b_blocknr >>

					(PAGE_CACHE_SHIFT - inode->i_blkbits);

fs/ext3/inode.c

+3 −10
Original line number Diff line number Diff line
@@ -788,7 +788,7 @@ err_out: 
int ext3_get_blocks_handle(handle_t *handle, struct inode *inode,

		sector_t iblock, unsigned long maxblocks,

		struct buffer_head *bh_result,

		int create, int extend_disksize)

		int create)

{

	int err = -EIO;

	int offsets[4];
@@ -911,13 +911,6 @@ int ext3_get_blocks_handle(handle_t *handle, struct inode *inode, 
	if (!err)

		err = ext3_splice_branch(handle, inode, iblock,

					partial, indirect_blks, count);

	/*

	 * i_disksize growing is protected by truncate_mutex.  Don't forget to

	 * protect it if you're about to implement concurrent

	 * ext3_get_block() -bzzz

	*/

	if (!err && extend_disksize && inode->i_size > ei->i_disksize)

		ei->i_disksize = inode->i_size;

	mutex_unlock(&ei->truncate_mutex);

	if (err)

		goto cleanup;
@@ -972,7 +965,7 @@ static int ext3_get_block(struct inode *inode, sector_t iblock, 
	}



	ret = ext3_get_blocks_handle(handle, inode, iblock,

					max_blocks, bh_result, create, 0);

					max_blocks, bh_result, create);

	if (ret > 0) {

		bh_result->b_size = (ret << inode->i_blkbits);

		ret = 0;
@@ -1005,7 +998,7 @@ struct buffer_head *ext3_getblk(handle_t *handle, struct inode *inode, 
	dummy.b_blocknr = -1000;

	buffer_trace_init(&dummy.b_history);

	err = ext3_get_blocks_handle(handle, inode, block, 1,

					&dummy, create, 1);

					&dummy, create);

	/*

	 * ext3_get_blocks_handle() returns number of blocks

	 * mapped. 0 in case of a HOLE.

include/linux/ext3_fs.h

+1 −1
Original line number Diff line number Diff line
@@ -874,7 +874,7 @@ struct buffer_head * ext3_getblk (handle_t *, struct inode *, long, int, int *); 
struct buffer_head * ext3_bread (handle_t *, struct inode *, int, int, int *);

int ext3_get_blocks_handle(handle_t *handle, struct inode *inode,

	sector_t iblock, unsigned long maxblocks, struct buffer_head *bh_result,

	int create, int extend_disksize);

	int create);



extern struct inode *ext3_iget(struct super_block *, unsigned long);

extern int  ext3_write_inode (struct inode *, int);

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