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author | Nathan Scott <nathans@sgi.com> | 2006-06-13 16:28:11 +1000 |
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committer | Nathan Scott <nathans@sgi.com> | 2006-06-13 16:28:11 +1000 |
commit | d7ede1aa5dfff53e76dbabac5b8087341686f662 (patch) | |
tree | a5c973fc20ed782dca3b52ae15fe4bd517028bf9 /fs/xfs | |
parent | b190f1138b0f30fbe837b3f09fb6ffdb2fc4da24 (diff) | |
download | blackbird-op-linux-d7ede1aa5dfff53e76dbabac5b8087341686f662.tar.gz blackbird-op-linux-d7ede1aa5dfff53e76dbabac5b8087341686f662.zip |
[XFS] Minor XFS documentation updates.
Signed-off-by: Nathan Scott <nathans@sgi.com>
Diffstat (limited to 'fs/xfs')
-rw-r--r-- | fs/xfs/Kconfig | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/fs/xfs/Kconfig b/fs/xfs/Kconfig index bac27d66151d..236f9cf3714f 100644 --- a/fs/xfs/Kconfig +++ b/fs/xfs/Kconfig @@ -65,18 +65,19 @@ 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. |