int type)
{
if (type & XFS_IOLOCK_EXCL)
- mutex_lock(&VFS_I(ip)->i_mutex);
+ inode_lock(VFS_I(ip));
xfs_ilock(ip, type);
}
{
xfs_iunlock(ip, type);
if (type & XFS_IOLOCK_EXCL)
- mutex_unlock(&VFS_I(ip)->i_mutex);
+ inode_unlock(VFS_I(ip));
}
static inline void
{
xfs_ilock_demote(ip, type);
if (type & XFS_IOLOCK_EXCL)
- mutex_unlock(&VFS_I(ip)->i_mutex);
+ inode_unlock(VFS_I(ip));
}
/*
/*
* pfn_mkwrite was originally inteneded to ensure we capture time stamp
* updates on write faults. In reality, it's need to serialise against
- * truncate similar to page_mkwrite. Hence we open-code dax_pfn_mkwrite()
- * here and cycle the XFS_MMAPLOCK_SHARED to ensure we serialise the fault
- * barrier in place.
+ * truncate similar to page_mkwrite. Hence we cycle the XFS_MMAPLOCK_SHARED
+ * to ensure we serialise the fault barrier in place.
*/
static int
xfs_filemap_pfn_mkwrite(
size = (i_size_read(inode) + PAGE_SIZE - 1) >> PAGE_SHIFT;
if (vmf->pgoff >= size)
ret = VM_FAULT_SIGBUS;
+ else if (IS_DAX(inode))
+ ret = dax_pfn_mkwrite(vma, vmf);
xfs_iunlock(ip, XFS_MMAPLOCK_SHARED);
sb_end_pagefault(inode->i_sb);
return ret;