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fs/ext4: Support device block sizes != 512 bytes

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The 512 byte block size was hard coded in the ext4 file systems.
Large harddisks today support bigger block sizes typically 4096
bytes.
This patch removes this limitation.

Signed-off-by: Egbert Eich <eich@suse.com>
This commit is contained in:
Egbert Eich
2013-05-01 01:13:19 +00:00
committed by Tom Rini
parent b1e6c4c3d4
commit 50ce4c07df
8 changed files with 95 additions and 76 deletions
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include/ext4fs.h
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@@ -141,4 +141,5 @@ long int read_allocated_block(struct ext2_inode *inode, int fileblock);
int ext4fs_probe(block_dev_desc_t *fs_dev_desc,
disk_partition_t *fs_partition);
int ext4_read_file(const char *filename, void *buf, int offset, int len);
int ext4_read_superblock(char *buffer);
#endif