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-rw-r--r--fs/minix/itree_common.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/fs/minix/itree_common.c b/fs/minix/itree_common.c
index 429baf8..a731cab 100644
--- a/fs/minix/itree_common.c
+++ b/fs/minix/itree_common.c
@@ -23,7 +23,7 @@ static inline int verify_chain(Indirect *from, Indirect *to)
static inline block_t *block_end(struct buffer_head *bh)
{
- return (block_t *)((char*)bh->b_data + BLOCK_SIZE);
+ return (block_t *)((char*)bh->b_data + bh->b_size);
}
static inline Indirect *get_branch(struct inode *inode,
@@ -85,7 +85,7 @@ static int alloc_branch(struct inode *inode,
branch[n].key = cpu_to_block(nr);
bh = sb_getblk(inode->i_sb, parent);
lock_buffer(bh);
- memset(bh->b_data, 0, BLOCK_SIZE);
+ memset(bh->b_data, 0, bh->b_size);
branch[n].bh = bh;
branch[n].p = (block_t*) bh->b_data + offsets[n];
*branch[n].p = branch[n].key;
@@ -292,6 +292,7 @@ static void free_branches(struct inode *inode, block_t *p, block_t *q, int depth
static inline void truncate (struct inode * inode)
{
+ struct super_block *sb = inode->i_sb;
block_t *idata = i_data(inode);
int offsets[DEPTH];
Indirect chain[DEPTH];
@@ -301,7 +302,7 @@ static inline void truncate (struct inode * inode)
int first_whole;
long iblock;
- iblock = (inode->i_size + BLOCK_SIZE-1) >> 10;
+ iblock = (inode->i_size + sb->s_blocksize -1) >> sb->s_blocksize_bits;
block_truncate_page(inode->i_mapping, inode->i_size, get_block);
n = block_to_path(inode, iblock, offsets);
@@ -346,15 +347,16 @@ do_indirects:
mark_inode_dirty(inode);
}
-static inline unsigned nblocks(loff_t size)
+static inline unsigned nblocks(loff_t size, struct super_block *sb)
{
+ int k = sb->s_blocksize_bits - 10;
unsigned blocks, res, direct = DIRECT, i = DEPTH;
- blocks = (size + BLOCK_SIZE - 1) >> BLOCK_SIZE_BITS;
+ blocks = (size + sb->s_blocksize - 1) >> (BLOCK_SIZE_BITS + k);
res = blocks;
while (--i && blocks > direct) {
blocks -= direct;
- blocks += BLOCK_SIZE/sizeof(block_t) - 1;
- blocks /= BLOCK_SIZE/sizeof(block_t);
+ blocks += sb->s_blocksize/sizeof(block_t) - 1;
+ blocks /= sb->s_blocksize/sizeof(block_t);
res += blocks;
direct = 1;
}
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