The blocklayout code does not compile cleanly for a 32-bit sector_t,
and also has no reliable checks for devices sizes, which makes it
unsafe to use with a kernel that doesn't support large block devices.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reported-by: Arnd Bergmann <arnd@xxxxxxxx>
Fixes: 5c83746a0cf2 ("pnfs/blocklayout: in-kernel GETDEVICEINFO XDR parsing")
---
fs/nfs/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig
index 69d02cf8cf37..5f93cfacb3d1 100644
--- a/fs/nfs/Kconfig
+++ b/fs/nfs/Kconfig
@@ -121,6 +121,7 @@ config PNFS_FILE_LAYOUT
config PNFS_BLOCK
tristate
depends on NFS_V4_1 && BLK_DEV_DM
+ depends on 64BIT || LBDAF
default NFS_V4
config PNFS_FLEXFILE_LAYOUT
--
2.11.0
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