diff options
author | Andy Green <andy.green@linaro.org> | 2011-04-15 09:29:22 +0100 |
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committer | Andy Green <andy.green@linaro.org> | 2011-04-15 09:29:22 +0100 |
commit | caa70ccf8cc719acb0540b558b4e075796778db8 (patch) | |
tree | e8173307b04eca62168415be04e7800bdf011f80 /fs/ext4/inode.c | |
parent | 56d667f87e81d15d43f264007322f1179ce1722e (diff) | |
parent | 3ec10cd8b526c6b10170c2649002672ee2019e73 (diff) |
Merge branch 'linux-linaro-2.6.38-master' into for-ubuntuu2
Diffstat (limited to 'fs/ext4/inode.c')
-rw-r--r-- | fs/ext4/inode.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 9f7f9e49914..fee51dbf74d 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -5460,13 +5460,12 @@ static int ext4_indirect_trans_blocks(struct inode *inode, int nrblocks, /* if nrblocks are contiguous */ if (chunk) { /* - * With N contiguous data blocks, it need at most - * N/EXT4_ADDR_PER_BLOCK(inode->i_sb) indirect blocks - * 2 dindirect blocks - * 1 tindirect block + * With N contiguous data blocks, we need at most + * N/EXT4_ADDR_PER_BLOCK(inode->i_sb) + 1 indirect blocks, + * 2 dindirect blocks, and 1 tindirect block */ - indirects = nrblocks / EXT4_ADDR_PER_BLOCK(inode->i_sb); - return indirects + 3; + return DIV_ROUND_UP(nrblocks, + EXT4_ADDR_PER_BLOCK(inode->i_sb)) + 4; } /* * if nrblocks are not contiguous, worse case, each block touch |