Commit c636fbcf authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Sasha Levin

pnfs/blocklayout: require 64-bit sector_t

[ Upstream commit 8a9d6e96 ]

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: default avatarChristoph Hellwig <hch@lst.de>
Reported-by: default avatarArnd Bergmann <arnd@arndb.de>
Fixes: 5c83746a ("pnfs/blocklayout: in-kernel GETDEVICEINFO XDR parsing")
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: default avatarSasha Levin <alexander.levin@verizon.com>
parent 3c8b9037
......@@ -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_OBJLAYOUT
......
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