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fat: convert to new i_version API

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Signed-off-by: Jeff Layton <jlayton@redhat.com>
This commit is contained in:
Jeff Layton 2017-12-11 06:35:09 -05:00
parent 7594c46116
commit 2489dbabea
4 changed files with 22 additions and 19 deletions
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3
fs/fat/dir.c
View File

@ -16,6 +16,7 @@
#include <linux/slab.h>
#include <linux/compat.h>
#include <linux/uaccess.h>
#include <linux/iversion.h>
#include "fat.h"
/*
@ -1055,7 +1056,7 @@ int fat_remove_entries(struct inode *dir, struct fat_slot_info *sinfo)
brelse(bh);
if (err)
return err;
dir->i_version++;
inode_inc_iversion(dir);
if (nr_slots) {
/*

9
fs/fat/inode.c
View File

@ -20,6 +20,7 @@
#include <linux/blkdev.h>
#include <linux/backing-dev.h>
#include <asm/unaligned.h>
#include <linux/iversion.h>
#include "fat.h"
#ifndef CONFIG_FAT_DEFAULT_IOCHARSET
@ -507,7 +508,7 @@ int fat_fill_inode(struct inode *inode, struct msdos_dir_entry *de)
MSDOS_I(inode)->i_pos = 0;
inode->i_uid = sbi->options.fs_uid;
inode->i_gid = sbi->options.fs_gid;
inode->i_version++;
inode_inc_iversion(inode);
inode->i_generation = get_seconds();
if ((de->attr & ATTR_DIR) && !IS_FREE(de->name)) {
@ -590,7 +591,7 @@ struct inode *fat_build_inode(struct super_block *sb,
goto out;
}
inode->i_ino = iunique(sb, MSDOS_ROOT_INO);
inode->i_version = 1;
inode_set_iversion(inode, 1);
err = fat_fill_inode(inode, de);
if (err) {
iput(inode);
@ -1377,7 +1378,7 @@ static int fat_read_root(struct inode *inode)
MSDOS_I(inode)->i_pos = MSDOS_ROOT_INO;
inode->i_uid = sbi->options.fs_uid;
inode->i_gid = sbi->options.fs_gid;
inode->i_version++;
inode_inc_iversion(inode);
inode->i_generation = 0;
inode->i_mode = fat_make_mode(sbi, ATTR_DIR, S_IRWXUGO);
inode->i_op = sbi->dir_ops;
@ -1828,7 +1829,7 @@ int fat_fill_super(struct super_block *sb, void *data, int silent, int isvfat,
if (!root_inode)
goto out_fail;
root_inode->i_ino = MSDOS_ROOT_INO;
root_inode->i_version = 1;
inode_set_iversion(root_inode, 1);
error = fat_read_root(root_inode);
if (error < 0) {
iput(root_inode);

7
fs/fat/namei_msdos.c
View File

@ -7,6 +7,7 @@
*/
#include <linux/module.h>
#include <linux/iversion.h>
#include "fat.h"
/* Characters that are undesirable in an MS-DOS file name */
@ -480,7 +481,7 @@ static int do_msdos_rename(struct inode *old_dir, unsigned char *old_name,
} else
mark_inode_dirty(old_inode);
old_dir->i_version++;
inode_inc_iversion(old_dir);
old_dir->i_ctime = old_dir->i_mtime = current_time(old_dir);
if (IS_DIRSYNC(old_dir))
(void)fat_sync_inode(old_dir);
@ -508,7 +509,7 @@ static int do_msdos_rename(struct inode *old_dir, unsigned char *old_name,
goto out;
new_i_pos = sinfo.i_pos;
}
new_dir->i_version++;
inode_inc_iversion(new_dir);
fat_detach(old_inode);
fat_attach(old_inode, new_i_pos);
@ -540,7 +541,7 @@ static int do_msdos_rename(struct inode *old_dir, unsigned char *old_name,
old_sinfo.bh = NULL;
if (err)
goto error_dotdot;
old_dir->i_version++;
inode_inc_iversion(old_dir);
old_dir->i_ctime = old_dir->i_mtime = ts;
if (IS_DIRSYNC(old_dir))
(void)fat_sync_inode(old_dir);

22
fs/fat/namei_vfat.c
View File

@ -20,7 +20,7 @@
#include <linux/slab.h>
#include <linux/namei.h>
#include <linux/kernel.h>
#include <linux/iversion.h>
#include "fat.h"
static inline unsigned long vfat_d_version(struct dentry *dentry)
@ -46,7 +46,7 @@ static int vfat_revalidate_shortname(struct dentry *dentry)
{
int ret = 1;
spin_lock(&dentry->d_lock);
if (vfat_d_version(dentry) != d_inode(dentry->d_parent)->i_version)
if (inode_cmp_iversion(d_inode(dentry->d_parent), vfat_d_version(dentry)))
ret = 0;
spin_unlock(&dentry->d_lock);
return ret;
@ -759,7 +759,7 @@ static struct dentry *vfat_lookup(struct inode *dir, struct dentry *dentry,
out:
mutex_unlock(&MSDOS_SB(sb)->s_lock);
if (!inode)
vfat_d_version_set(dentry, dir->i_version);
vfat_d_version_set(dentry, inode_query_iversion(dir));
return d_splice_alias(inode, dentry);
error:
mutex_unlock(&MSDOS_SB(sb)->s_lock);
@ -781,7 +781,7 @@ static int vfat_create(struct inode *dir, struct dentry *dentry, umode_t mode,
err = vfat_add_entry(dir, &dentry->d_name, 0, 0, &ts, &sinfo);
if (err)
goto out;
dir->i_version++;
inode_inc_iversion(dir);
inode = fat_build_inode(sb, sinfo.de, sinfo.i_pos);
brelse(sinfo.bh);
@ -789,7 +789,7 @@ static int vfat_create(struct inode *dir, struct dentry *dentry, umode_t mode,
err = PTR_ERR(inode);
goto out;
}
inode->i_version++;
inode_inc_iversion(inode);
inode->i_mtime = inode->i_atime = inode->i_ctime = ts;
/* timestamp is already written, so mark_inode_dirty() is unneeded. */
@ -823,7 +823,7 @@ static int vfat_rmdir(struct inode *dir, struct dentry *dentry)
clear_nlink(inode);
inode->i_mtime = inode->i_atime = current_time(inode);
fat_detach(inode);
vfat_d_version_set(dentry, dir->i_version);
vfat_d_version_set(dentry, inode_query_iversion(dir));
out:
mutex_unlock(&MSDOS_SB(sb)->s_lock);
@ -849,7 +849,7 @@ static int vfat_unlink(struct inode *dir, struct dentry *dentry)
clear_nlink(inode);
inode->i_mtime = inode->i_atime = current_time(inode);
fat_detach(inode);
vfat_d_version_set(dentry, dir->i_version);
vfat_d_version_set(dentry, inode_query_iversion(dir));
out:
mutex_unlock(&MSDOS_SB(sb)->s_lock);
@ -875,7 +875,7 @@ static int vfat_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
err = vfat_add_entry(dir, &dentry->d_name, 1, cluster, &ts, &sinfo);
if (err)
goto out_free;
dir->i_version++;
inode_inc_iversion(dir);
inc_nlink(dir);
inode = fat_build_inode(sb, sinfo.de, sinfo.i_pos);
@ -885,7 +885,7 @@ static int vfat_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
/* the directory was completed, just return a error */
goto out;
}
inode->i_version++;
inode_inc_iversion(inode);
set_nlink(inode, 2);
inode->i_mtime = inode->i_atime = inode->i_ctime = ts;
/* timestamp is already written, so mark_inode_dirty() is unneeded. */
@ -951,7 +951,7 @@ static int vfat_rename(struct inode *old_dir, struct dentry *old_dentry,
goto out;
new_i_pos = sinfo.i_pos;
}
new_dir->i_version++;
inode_inc_iversion(new_dir);
fat_detach(old_inode);
fat_attach(old_inode, new_i_pos);
@ -979,7 +979,7 @@ static int vfat_rename(struct inode *old_dir, struct dentry *old_dentry,
old_sinfo.bh = NULL;
if (err)
goto error_dotdot;
old_dir->i_version++;
inode_inc_iversion(old_dir);
old_dir->i_ctime = old_dir->i_mtime = ts;
if (IS_DIRSYNC(old_dir))
(void)fat_sync_inode(old_dir);