fs: Create a common fs_devread for ext4/reiserfs/zfs

The ext4, reiserfs and zfs filesystems all have their own implementation
of the same function, *_devread. Generalize this function into fs_devread
and put the code into fs/fs_internal.c.

Signed-off-by: Marek Behun <marek.behun@nic.cz>
[trini: Move fs/fs_internal.o hunk to the end of fs/Makefile as all
cases need it]
Signed-off-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Marek Behún
2017-09-03 17:00:24 +02:00
committed by Tom Rini
parent 85d8bf5713
commit 5994e8b643
6 changed files with 122 additions and 236 deletions

17
include/fs_internal.h Normal file
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@ -0,0 +1,17 @@
/*
* 2017 by Marek Behun <marek.behun@nic.cz>
*
* Derived from code in ext4/dev.c, which was based on reiserfs/dev.c
*
* SPDX-License-Identifier: GPL-2.0
*/
#ifndef __U_BOOT_FS_INTERNAL_H__
#define __U_BOOT_FS_INTERNAL_H__
#include <part.h>
int fs_devread(struct blk_desc *, disk_partition_t *, lbaint_t, int, int,
char *);
#endif /* __U_BOOT_FS_INTERNAL_H__ */