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Diffstat (limited to 'fs/buffer.c')
-rw-r--r--fs/buffer.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index 0e87401cf335..28484b3ebc98 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2395,7 +2395,7 @@ static int cont_expand_zero(struct file *file, struct address_space *mapping,
loff_t pos, loff_t *bytes)
{
struct inode *inode = mapping->host;
- unsigned blocksize = 1 << inode->i_blkbits;
+ unsigned int blocksize = i_blocksize(inode);
struct page *page;
void *fsdata;
pgoff_t index, curidx;
@@ -2475,8 +2475,8 @@ int cont_write_begin(struct file *file, struct address_space *mapping,
get_block_t *get_block, loff_t *bytes)
{
struct inode *inode = mapping->host;
- unsigned blocksize = 1 << inode->i_blkbits;
- unsigned zerofrom;
+ unsigned int blocksize = i_blocksize(inode);
+ unsigned int zerofrom;
int err;
err = cont_expand_zero(file, mapping, pos, bytes);
@@ -2838,7 +2838,7 @@ int nobh_truncate_page(struct address_space *mapping,
struct buffer_head map_bh;
int err;
- blocksize = 1 << inode->i_blkbits;
+ blocksize = i_blocksize(inode);
length = offset & (blocksize - 1);
/* Block boundary? Nothing to do */
@@ -2916,7 +2916,7 @@ int block_truncate_page(struct address_space *mapping,
struct buffer_head *bh;
int err;
- blocksize = 1 << inode->i_blkbits;
+ blocksize = i_blocksize(inode);
length = offset & (blocksize - 1);
/* Block boundary? Nothing to do */
@@ -3028,7 +3028,7 @@ sector_t generic_block_bmap(struct address_space *mapping, sector_t block,
struct inode *inode = mapping->host;
tmp.b_state = 0;
tmp.b_blocknr = 0;
- tmp.b_size = 1 << inode->i_blkbits;
+ tmp.b_size = i_blocksize(inode);
get_block(inode, block, &tmp, 0);
return tmp.b_blocknr;
}