From: Christoph Hellwig <hch@lst.de>
Date: Tue, 29 Aug 2017 17:08:41 +0000 (-0700)
Subject: iomap: return VM_FAULT_* codes from iomap_page_mkwrite
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e7647fb49167809502724eb3c402cea77716fc67;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

iomap: return VM_FAULT_* codes from iomap_page_mkwrite

All callers will need the VM_FAULT_* flags, so convert in the helper.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---

diff --git a/fs/iomap.c b/fs/iomap.c
index 59cc98ad7577..8554a8d75281 100644
--- a/fs/iomap.c
+++ b/fs/iomap.c
@@ -477,10 +477,10 @@ int iomap_page_mkwrite(struct vm_fault *vmf, const struct iomap_ops *ops)
 
 	set_page_dirty(page);
 	wait_for_stable_page(page);
-	return 0;
+	return VM_FAULT_LOCKED;
 out_unlock:
 	unlock_page(page);
-	return ret;
+	return block_page_mkwrite_return(ret);
 }
 EXPORT_SYMBOL_GPL(iomap_page_mkwrite);
 
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index c4893e226fd8..8b0181c6d2a6 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -1035,7 +1035,6 @@ xfs_filemap_page_mkwrite(
 		ret = dax_iomap_fault(vmf, PE_SIZE_PTE, &xfs_iomap_ops);
 	} else {
 		ret = iomap_page_mkwrite(vmf, &xfs_iomap_ops);
-		ret = block_page_mkwrite_return(ret);
 	}
 
 	xfs_iunlock(XFS_I(inode), XFS_MMAPLOCK_SHARED);