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authorJan Kara <jack@suse.cz>2017-11-01 16:36:39 +0100
committerDan Williams <dan.j.williams@intel.com>2017-11-03 06:26:24 -0700
commit9a0dd42251439de635088b97533109a935864a84 (patch)
tree8409c4579c18ccf3c9c05ec7dd651c46683fca51 /fs/ext4/file.c
parentcec04e8c825eaa5a4bb1a3ce0d3784628e965196 (diff)
dax: Allow dax_iomap_fault() to return pfn
For synchronous page fault dax_iomap_fault() will need to return PFN which will then need to be inserted into page tables after fsync() completes. Add necessary parameter to dax_iomap_fault(). Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'fs/ext4/file.c')
-rw-r--r--fs/ext4/file.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index b1da660ac3bc..3cec0b95672f 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -306,7 +306,7 @@ static int ext4_dax_huge_fault(struct vm_fault *vmf,
down_read(&EXT4_I(inode)->i_mmap_sem);
}
if (!IS_ERR(handle))
- result = dax_iomap_fault(vmf, pe_size, &ext4_iomap_ops);
+ result = dax_iomap_fault(vmf, pe_size, NULL, &ext4_iomap_ops);
else
result = VM_FAULT_SIGBUS;
if (write) {