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fs/adfs: dir: add generic directory reading

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Both directory formats code the mechanics of fetching the directory
buffers using their own implementations.  Consolidate these into one
implementation.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Russell King
2019-12-09 11:09:35 +00:00
committed by Al Viro
parent a317120bf7
commit 419a6e5e82
4 changed files with 74 additions and 77 deletions
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fs/adfs/adfs.h
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@@ -170,6 +170,8 @@ int adfs_dir_copyfrom(void *dst, struct adfs_dir *dir, unsigned int offset,
int adfs_dir_copyto(struct adfs_dir *dir, unsigned int offset, const void *src,
size_t len);
void adfs_dir_relse(struct adfs_dir *dir);
int adfs_dir_read_buffers(struct super_block *sb, u32 indaddr,
unsigned int size, struct adfs_dir *dir);
void adfs_object_fixup(struct adfs_dir *dir, struct object_info *obj);
extern int adfs_dir_update(struct super_block *sb, struct object_info *obj,
int wait);