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ext2: convert to new i_version API 

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Reviewed-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jeff Layton 2017-12-11 06:35:14 -05:00
parent 317bc94780
commit e1d747d9b6
2 changed files with 8 additions and 6 deletions
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9
fs/ext2/dir.c
View File

@ -26,6 +26,7 @@
#include <linux/buffer_head.h>
#include <linux/pagemap.h>
#include <linux/swap.h>
#include <linux/iversion.h>
typedef struct ext2_dir_entry_2 ext2_dirent;
@ -92,7 +93,7 @@ static int ext2_commit_chunk(struct page *page, loff_t pos, unsigned len)
struct inode *dir = mapping->host;
int err = 0;
dir->i_version++;
inode_inc_iversion(dir);
block_write_end(NULL, mapping, pos, len, len, page, NULL);
if (pos+len > dir->i_size) {
@ -293,7 +294,7 @@ ext2_readdir(struct file *file, struct dir_context *ctx)
unsigned long npages = dir_pages(inode);
unsigned chunk_mask = ~(ext2_chunk_size(inode)-1);
unsigned char *types = NULL;
int need_revalidate = file->f_version != inode->i_version;
bool need_revalidate = inode_cmp_iversion(inode, file->f_version);
if (pos > inode->i_size - EXT2_DIR_REC_LEN(1))
return 0;
@ -319,8 +320,8 @@ ext2_readdir(struct file *file, struct dir_context *ctx)
offset = ext2_validate_entry(kaddr, offset, chunk_mask);
ctx->pos = (n<<PAGE_SHIFT) + offset;
}
file->f_version = inode->i_version;
need_revalidate = 0;
file->f_version = inode_query_iversion(inode);
need_revalidate = false;
}
de = (ext2_dirent *)(kaddr+offset);
limit = kaddr + ext2_last_byte(inode, n) - EXT2_DIR_REC_LEN(1);

5
fs/ext2/super.c
View File

@ -33,6 +33,7 @@
#include <linux/quotaops.h>
#include <linux/uaccess.h>
#include <linux/dax.h>
#include <linux/iversion.h>
#include "ext2.h"
#include "xattr.h"
#include "acl.h"
@ -184,7 +185,7 @@ static struct inode *ext2_alloc_inode(struct super_block *sb)
if (!ei)
return NULL;
ei->i_block_alloc_info = NULL;
ei->vfs_inode.i_version = 1;
inode_set_iversion(&ei->vfs_inode, 1);
#ifdef CONFIG_QUOTA
memset(&ei->i_dquot, 0, sizeof(ei->i_dquot));
#endif
@ -1569,7 +1570,7 @@ static ssize_t ext2_quota_write(struct super_block *sb, int type,
return err;
if (inode->i_size < off+len-towrite)
i_size_write(inode, off+len-towrite);
inode->i_version++;
inode_inc_iversion(inode);
inode->i_mtime = inode->i_ctime = current_time(inode);
mark_inode_dirty(inode);
return len - towrite;