pnfs/blocklayout: require 64-bit sector_t
authorChristoph Hellwig <hch@lst.de>
Sat, 5 Aug 2017 08:59:14 +0000 (10:59 +0200)
committerAnna Schumaker <Anna.Schumaker@Netapp.com>
Fri, 11 Aug 2017 18:10:13 +0000 (14:10 -0400)
commit8a9d6e964d318533ba3d2901ce153ba317c99a89
tree5dbc7da89d16afa31137f580bb5d48d280538466
parentc0ca0e5934b3bd70d456b363a6a989a3b4a692f1
pnfs/blocklayout: require 64-bit sector_t

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@lst.de>
Reported-by: Arnd Bergmann <arnd@arndb.de>
Fixes: 5c83746a0cf2 ("pnfs/blocklayout: in-kernel GETDEVICEINFO XDR parsing")
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
fs/nfs/Kconfig