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-rw-r--r--fs/buffer.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index 87ff335fbbe..b4dcb34c963 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2342,7 +2342,7 @@ int __block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
get_block_t get_block)
{
struct page *page = vmf->page;
- struct inode *inode = vma->vm_file->f_path.dentry->d_inode;
+ struct inode *inode = file_inode(vma->vm_file);
unsigned long end;
loff_t size;
int ret;
@@ -2369,7 +2369,7 @@ int __block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
if (unlikely(ret < 0))
goto out_unlock;
set_page_dirty(page);
- wait_on_page_writeback(page);
+ wait_for_stable_page(page);
return 0;
out_unlock:
unlock_page(page);
@@ -2381,7 +2381,7 @@ int block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
get_block_t get_block)
{
int ret;
- struct super_block *sb = vma->vm_file->f_path.dentry->d_inode->i_sb;
+ struct super_block *sb = file_inode(vma->vm_file)->i_sb;
sb_start_pagefault(sb);
@@ -2945,6 +2945,7 @@ static void guard_bh_eod(int rw, struct bio *bio, struct buffer_head *bh)
void *kaddr = kmap_atomic(bh->b_page);
memset(kaddr + bh_offset(bh) + bytes, 0, bh->b_size - bytes);
kunmap_atomic(kaddr);
+ flush_dcache_page(bh->b_page);
}
}
@@ -3236,7 +3237,7 @@ static struct kmem_cache *bh_cachep __read_mostly;
* Once the number of bh's in the machine exceeds this level, we start
* stripping them in writeback.
*/
-static int max_buffer_heads;
+static unsigned long max_buffer_heads;
int buffer_heads_over_limit;
@@ -3352,7 +3353,7 @@ EXPORT_SYMBOL(bh_submit_read);
void __init buffer_init(void)
{
- int nrpages;
+ unsigned long nrpages;
bh_cachep = kmem_cache_create("buffer_head",
sizeof(struct buffer_head), 0,