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author | Peng Tao <bergwolf@gmail.com> | 2011-08-10 18:29:21 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-08-11 08:58:02 -0700 |
commit | 54a33b190aa5386dd214b4ad02986445e20e83d1 (patch) | |
tree | 47f4b28e45bcc2e8c60cc758b8e92f80f446c505 /fs/nfs | |
parent | 068ef739127af1faf6f342b56d41ceea89f76c75 (diff) | |
download | linux-54a33b190aa5386dd214b4ad02986445e20e83d1.tar.gz linux-54a33b190aa5386dd214b4ad02986445e20e83d1.tar.bz2 linux-54a33b190aa5386dd214b4ad02986445e20e83d1.zip |
NFS41: make PNFS_BLOCK selectable
PNFS_BLOCK needs BLK_DEV_DM/MD, which is not a dependency for other
pnfs layout drivers. Seperate it out so others can still build when
BLK_DEV_DM/MD is not enabled.
Also change select to depends on to avoid build failures.
Reported-and-tested-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Peng Tao <peng_tao@emc.com>
Acked-by: Benny Halevy <bhalevy@tonian.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/nfs')
-rw-r--r-- | fs/nfs/Kconfig | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig index be020771c6b4..0d306131706d 100644 --- a/fs/nfs/Kconfig +++ b/fs/nfs/Kconfig @@ -79,12 +79,9 @@ config NFS_V4_1 depends on NFS_FS && NFS_V4 && EXPERIMENTAL select SUNRPC_BACKCHANNEL select PNFS_FILE_LAYOUT - select PNFS_BLOCK - select MD - select BLK_DEV_DM help This option enables support for minor version 1 of the NFSv4 protocol - (RFC 5661 and RFC 5663) in the kernel's NFS client. + (RFC 5661) in the kernel's NFS client. If unsure, say N. @@ -92,7 +89,14 @@ config PNFS_FILE_LAYOUT tristate config PNFS_BLOCK - tristate + tristate "Provide support for the pNFS Block Layout Driver for NFSv4.1 pNFS (EXPERIMENTAL)" + depends on NFS_FS && NFS_V4_1 && BLK_DEV_DM + help + Say M here if you want your pNFS client to support the Block Layout Driver + (RFC 5663). Requires Multiple devices driver support (DM) and Device mapper + support (BLK_DEV_DM). + + If unsure, say N. config PNFS_OBJLAYOUT tristate "Provide support for the pNFS Objects Layout Driver for NFSv4.1 pNFS (EXPERIMENTAL)" |