As btrfs now calls iomap_dio_rw, the helper code actually has
to be enabled to avoid a link error:
ERROR: modpost: "iomap_dio_rw" [fs/btrfs/btrfs.ko] undefined!
Fixes: f31e5f70919f ("btrfs: switch to iomap_dio_rw() for dio")
Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
---
fs/btrfs/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/btrfs/Kconfig b/fs/btrfs/Kconfig
index 575636f6491e..68b95ad82126 100644
--- a/fs/btrfs/Kconfig
+++ b/fs/btrfs/Kconfig
@@ -14,6 +14,7 @@ config BTRFS_FS
select LZO_DECOMPRESS
select ZSTD_COMPRESS
select ZSTD_DECOMPRESS
+ select FS_IOMAP
select RAID6_PQ
select XOR_BLOCKS
select SRCU
--
2.26.2
