tools: fix file too large causing overflow
fibmap: Fix file too large causing file_pos overflow
fibmap show file_pos with incorrectly value when passing a large file.
Before:
----------------file info-------------------
/data/media/0/data1 :
--------------------------------------------
dev [254:18]
ino [0x 4db1 : 19889]
mode [0x 81b0 : 33200]
nlink [0x 1 : 1]
uid [0x 280e : 10254]
gid [0x 3ff : 1023]
size [0x1b3dca314 : 7312548628]
blksize [0x 1000 : 4096]
blocks [0x da2530 : 14296368]
--------------------------------------------
file_pos start_blk end_blk blks
0 3197602 3198463 862
3530752 3197509 3197509 1
3534848 3197557 3197578 22
3624960 3198464 3396701 198238
815607808 3396703 3632480 235778
1781354496 3632482 3652095 19614
1861693440 3396702 3396702 1
1861697536 3632481 3632481 1
1861701632 1514948 1514948 1
1861705728 1518774 1518774 1
1861709824 2543104 2543125 22
...
1862111232 2457813 2457813 1
1862115328 3652096 3878168 226073
-1506856960 3878170 4133725 255556
-460099584 1510048 1510052 5
Patched:
----------------file info-------------------
/data/media/0/data1 :
--------------------------------------------
dev [254:18]
ino [0x 4db1 : 19889]
mode [0x 81b0 : 33200]
nlink [0x 1 : 1]
uid [0x 280e : 10254]
gid [0x 3ff : 1023]
size [0x1b3dca314 : 7312548628]
blksize [0x 1000 : 4096]
blocks [0x da2530 : 14296368]
--------------------------------------------
file_pos start_blk end_blk blks
0 3197602 3198463 862
3530752 3197509 3197509 1
3534848 3197557 3197578 22
3624960 3198464 3396701 198238
815607808 3396703 3632480 235778
1781354496 3632482 3652095 19614
1861693440 3396702 3396702 1
1861697536 3632481 3632481 1
1861701632 1514948 1514948 1
1861705728 1518774 1518774 1
1861709824 2543104 2543125 22
...
1862111232 2457813 2457813 1
1862115328 3652096 3878168 226073
2788110336 3878170 4133725 255556
3834867712 1510048 1510052 5
Signed-off-by: Dylan Chang <dylan.chang@oneplus.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
1 file changed
