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authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-06-24 08:41:41 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-06-24 13:07:53 -0400
commit816724e65c72a90a44fbad0ef0b59b186c85fa90 (patch)
tree421fa29aedff988e392f92780637553e275d37a0 /fs/xfs/Kconfig
parent70ac4385a13f78bc478f26d317511893741b05bd (diff)
parentd384ea691fe4ea8c2dd5b9b8d9042eb181776f18 (diff)
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Merge branch 'master' of /home/trondmy/kernel/linux-2.6/
Conflicts: fs/nfs/inode.c fs/super.c Fix conflicts between patch 'NFS: Split fs/nfs/inode.c' and patch 'VFS: Permit filesystem to override root dentry on mount'
Diffstat (limited to 'fs/xfs/Kconfig')
-rw-r--r--fs/xfs/Kconfig27
1 files changed, 11 insertions, 16 deletions
diff --git a/fs/xfs/Kconfig b/fs/xfs/Kconfig
index bac27d66151d..26b364c9d62c 100644
--- a/fs/xfs/Kconfig
+++ b/fs/xfs/Kconfig
@@ -1,6 +1,5 @@
config XFS_FS
tristate "XFS filesystem support"
- select EXPORTFS if NFSD!=n
help
XFS is a high performance journaling filesystem which originated
on the SGI IRIX platform. It is completely multi-threaded, can
@@ -18,11 +17,6 @@ config XFS_FS
system of your root partition is compiled as a module, you'll need
to use an initial ramdisk (initrd) to boot.
-config XFS_EXPORT
- bool
- depends on XFS_FS && EXPORTFS
- default y
-
config XFS_QUOTA
bool "XFS Quota support"
depends on XFS_FS
@@ -65,18 +59,19 @@ config XFS_POSIX_ACL
If you don't know what Access Control Lists are, say N.
config XFS_RT
- bool "XFS Realtime support (EXPERIMENTAL)"
- depends on XFS_FS && EXPERIMENTAL
+ bool "XFS Realtime subvolume support"
+ depends on XFS_FS
help
If you say Y here you will be able to mount and use XFS filesystems
- which contain a realtime subvolume. The realtime subvolume is a
- separate area of disk space where only file data is stored. The
- realtime subvolume is designed to provide very deterministic
- data rates suitable for media streaming applications.
-
- See the xfs man page in section 5 for a bit more information.
+ which contain a realtime subvolume. The realtime subvolume is a
+ separate area of disk space where only file data is stored. It was
+ originally designed to provide deterministic data rates suitable
+ for media streaming applications, but is also useful as a generic
+ mechanism for ensuring data and metadata/log I/Os are completely
+ separated. Regular file I/Os are isolated to a separate device
+ from all other requests, and this can be done quite transparently
+ to applications via the inherit-realtime directory inode flag.
- This feature is unsupported at this time, is not yet fully
- functional, and may cause serious problems.
+ See the xfs man page in section 5 for additional information.
If unsure, say N.