diff options
Diffstat (limited to 'fs/ext2/file.c')
| -rw-r--r-- | fs/ext2/file.c | 25 |
1 files changed, 1 insertions, 24 deletions
diff --git a/fs/ext2/file.c b/fs/ext2/file.c index d34d32bdc944..ff3a3636a5ca 100644 --- a/fs/ext2/file.c +++ b/fs/ext2/file.c @@ -107,29 +107,6 @@ static int ext2_dax_fault(struct vm_fault *vmf) return ret; } -static int ext2_dax_pfn_mkwrite(struct vm_fault *vmf) -{ - struct inode *inode = file_inode(vmf->vma->vm_file); - struct ext2_inode_info *ei = EXT2_I(inode); - loff_t size; - int ret; - - sb_start_pagefault(inode->i_sb); - file_update_time(vmf->vma->vm_file); - down_read(&ei->dax_sem); - - /* check that the faulting page hasn't raced with truncate */ - size = (i_size_read(inode) + PAGE_SIZE - 1) >> PAGE_SHIFT; - if (vmf->pgoff >= size) - ret = VM_FAULT_SIGBUS; - else - ret = dax_pfn_mkwrite(vmf); - - up_read(&ei->dax_sem); - sb_end_pagefault(inode->i_sb); - return ret; -} - static const struct vm_operations_struct ext2_dax_vm_ops = { .fault = ext2_dax_fault, /* @@ -138,7 +115,7 @@ static const struct vm_operations_struct ext2_dax_vm_ops = { * will always fail and fail back to regular faults. */ .page_mkwrite = ext2_dax_fault, - .pfn_mkwrite = ext2_dax_pfn_mkwrite, + .pfn_mkwrite = ext2_dax_fault, }; static int ext2_file_mmap(struct file *file, struct vm_area_struct *vma) |