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switch ext2 to simple_fsync()

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kill ext2_sync_file() (along with ext2/fsync.c), get rid of
ext2_update_inode() - it's an alias of ext2_write_inode().

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2009-06-07 15:14:02 -04:00
parent b522412aea
commit e1740a462e
6 changed files with 6 additions and 66 deletions
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2
fs/ext2/Makefile
View File

@ -4,7 +4,7 @@
obj-$(CONFIG_EXT2_FS) += ext2.o
ext2-y := balloc.o dir.o file.o fsync.o ialloc.o inode.o \
ext2-y := balloc.o dir.o file.o ialloc.o inode.o \
ioctl.o namei.o super.o symlink.o
ext2-$(CONFIG_EXT2_FS_XATTR) += xattr.o xattr_user.o xattr_trusted.o

2
fs/ext2/dir.c
View File

@ -720,5 +720,5 @@ const struct file_operations ext2_dir_operations = {
#ifdef CONFIG_COMPAT
.compat_ioctl = ext2_compat_ioctl,
#endif
.fsync = ext2_sync_file,
.fsync = simple_fsync,
};

3
fs/ext2/ext2.h
View File

@ -113,9 +113,6 @@ extern int ext2_empty_dir (struct inode *);
extern struct ext2_dir_entry_2 * ext2_dotdot (struct inode *, struct page **);
extern void ext2_set_link(struct inode *, struct ext2_dir_entry_2 *, struct page *, struct inode *);
/* fsync.c */
extern int ext2_sync_file (struct file *, struct dentry *, int);
/* ialloc.c */
extern struct inode * ext2_new_inode (struct inode *, int);
extern void ext2_free_inode (struct inode *);

4
fs/ext2/file.c
View File

@ -55,7 +55,7 @@ const struct file_operations ext2_file_operations = {
.mmap = generic_file_mmap,
.open = generic_file_open,
.release = ext2_release_file,
.fsync = ext2_sync_file,
.fsync = simple_fsync,
.splice_read = generic_file_splice_read,
.splice_write = generic_file_splice_write,
};
@ -72,7 +72,7 @@ const struct file_operations ext2_xip_file_operations = {
.mmap = xip_file_mmap,
.open = generic_file_open,
.release = ext2_release_file,
.fsync = ext2_sync_file,
.fsync = simple_fsync,
};
#endif

50
fs/ext2/fsync.c
View File

@ -1,50 +0,0 @@
/*
* linux/fs/ext2/fsync.c
*
* Copyright (C) 1993 Stephen Tweedie (sct@dcs.ed.ac.uk)
* from
* Copyright (C) 1992 Remy Card (card@masi.ibp.fr)
* Laboratoire MASI - Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
* from
* linux/fs/minix/truncate.c Copyright (C) 1991, 1992 Linus Torvalds
*
* ext2fs fsync primitive
*
* Big-endian to little-endian byte-swapping/bitmaps by
* David S. Miller (davem@caip.rutgers.edu), 1995
*
* Removed unnecessary code duplication for little endian machines
* and excessive __inline__s.
* Andi Kleen, 1997
*
* Major simplications and cleanup - we only need to do the metadata, because
* we can depend on generic_block_fdatasync() to sync the data blocks.
*/
#include "ext2.h"
#include <linux/buffer_head.h> /* for sync_mapping_buffers() */
/*
* File may be NULL when we are called. Perhaps we shouldn't
* even pass file to fsync ?
*/
int ext2_sync_file(struct file *file, struct dentry *dentry, int datasync)
{
struct inode *inode = dentry->d_inode;
int err;
int ret;
ret = sync_mapping_buffers(inode->i_mapping);
if (!(inode->i_state & I_DIRTY))
return ret;
if (datasync && !(inode->i_state & I_DIRTY_DATASYNC))
return ret;
err = ext2_sync_inode(inode);
if (ret == 0)
ret = err;
return ret;
}

11
fs/ext2/inode.c
View File

@ -41,8 +41,6 @@ MODULE_AUTHOR("Remy Card and others");
MODULE_DESCRIPTION("Second Extended Filesystem");
MODULE_LICENSE("GPL");
static int ext2_update_inode(struct inode * inode, int do_sync);
/*
* Test whether an inode is a fast symlink.
*/
@ -66,7 +64,7 @@ void ext2_delete_inode (struct inode * inode)
goto no_delete;
EXT2_I(inode)->i_dtime = get_seconds();
mark_inode_dirty(inode);
ext2_update_inode(inode, inode_needs_sync(inode));
ext2_write_inode(inode, inode_needs_sync(inode));
inode->i_size = 0;
if (inode->i_blocks)
@ -1337,7 +1335,7 @@ bad_inode:
return ERR_PTR(ret);
}
static int ext2_update_inode(struct inode * inode, int do_sync)
int ext2_write_inode(struct inode *inode, int do_sync)
{
struct ext2_inode_info *ei = EXT2_I(inode);
struct super_block *sb = inode->i_sb;
@ -1442,11 +1440,6 @@ static int ext2_update_inode(struct inode * inode, int do_sync)
return err;
}
int ext2_write_inode(struct inode *inode, int wait)
{
return ext2_update_inode(inode, wait);
}
int ext2_sync_inode(struct inode *inode)
{
struct writeback_control wbc = {