[PATCH] fat: instead of constant number, use the i_blkbits of struct inode to calculate the number of blocks

From: Hyeoncheol Lee
Date: Tue Feb 19 2013 - 06:50:45 EST


To calculate the number of blocks from the number of clusters,
use the i_blkbits of struct inode instead of 9.

Signed-off-by: Hyeoncheol Lee <hyc.lee@xxxxxxxxx>
---
fs/fat/misc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/fat/misc.c b/fs/fat/misc.c
index 6d93360..ccdf663 100644
--- a/fs/fat/misc.c
+++ b/fs/fat/misc.c
@@ -156,7 +156,7 @@ int fat_chain_add(struct inode *inode, int new_dclus, int nr_cluster)
(llu)(inode->i_blocks >> (sbi->cluster_bits - 9)));
fat_cache_inval_inode(inode);
}
- inode->i_blocks += nr_cluster << (sbi->cluster_bits - 9);
+ inode->i_blocks += nr_cluster << (sbi->cluster_bits - inode->i_blkbits);

return 0;
}
--
1.7.9.5

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