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| author | Jan Kara <jack@suse.cz> | 2017-11-01 16:36:39 +0100 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2017-11-03 06:26:24 -0700 |
| commit | 9a0dd42251439de635088b97533109a935864a84 (patch) | |
| tree | 8409c4579c18ccf3c9c05ec7dd651c46683fca51 /fs/ext4 | |
| parent | cec04e8c825eaa5a4bb1a3ce0d3784628e965196 (diff) | |
| download | linux-9a0dd42251439de635088b97533109a935864a84.tar.gz linux-9a0dd42251439de635088b97533109a935864a84.tar.bz2 linux-9a0dd42251439de635088b97533109a935864a84.zip | |
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')
| -rw-r--r-- | fs/ext4/file.c | 2 |
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) { |