xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge branch 'work.adfs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

Browse Source 
Pull adfs updates from Al Viro:
 "More ADFS patches from Russell King"

* 'work.adfs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  fs/adfs: add time stamp and file type helpers
  fs/adfs: super: limit idlen according to directory type
  fs/adfs: super: fix use-after-free bug
  fs/adfs: super: safely update options on remount
  fs/adfs: super: correct superblock flags
  fs/adfs: clean up indirect disc addresses and fragment IDs
  fs/adfs: clean up error message printing
  fs/adfs: use %pV for error messages
  fs/adfs: use format_version from disc_record
  fs/adfs: add helper to get filesystem size
  fs/adfs: add helper to get discrecord from map
  fs/adfs: correct disc record structure
This commit is contained in:
Linus Torvalds
2019-07-19 11:33:22 -07:00
parent 933a90bf4f b4ed8f75c8
commit d2fbf4b6d5
8 changed files with 164 additions and 144 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
fs/adfs/map.c
View File

@@ -4,7 +4,6 @@
*
* Copyright (C) 1997-2002 Russell King
*/
#include <linux/buffer_head.h>
#include <asm/unaligned.h>
#include "adfs.h"
@@ -64,9 +63,8 @@ static DEFINE_RWLOCK(adfs_map_lock);
* output of:
* gcc -D__KERNEL__ -O2 -I../../include -o - -S map.c
*/
static int
lookup_zone(const struct adfs_discmap *dm, const unsigned int idlen,
const unsigned int frag_id, unsigned int *offset)
static int lookup_zone(const struct adfs_discmap *dm, const unsigned int idlen,
const u32 frag_id, unsigned int *offset)
{
const unsigned int mapsize = dm->dm_endbit;
const u32 idmask = (1 << idlen) - 1;
@@ -185,9 +183,8 @@ error:
return 0;
}
static int
scan_map(struct adfs_sb_info *asb, unsigned int zone,
const unsigned int frag_id, unsigned int mapoff)
static int scan_map(struct adfs_sb_info *asb, unsigned int zone,
const u32 frag_id, unsigned int mapoff)
{
const unsigned int idlen = asb->s_idlen;
struct adfs_discmap *dm, *dm_end;
@@ -241,9 +238,7 @@ adfs_map_free(struct super_block *sb)
return signed_asl(total, asb->s_map2blk);
}
int
adfs_map_lookup(struct super_block *sb, unsigned int frag_id,
unsigned int offset)
int adfs_map_lookup(struct super_block *sb, u32 frag_id, unsigned int offset)
{
struct adfs_sb_info *asb = ADFS_SB(sb);
unsigned int zone, mapoff;