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| author | Tom Haynes <loghyr@primarydata.com> | 2015-01-12 22:51:45 +0300 |
|---|---|---|
| committer | Tom Haynes <loghyr@primarydata.com> | 2015-02-03 22:06:53 +0300 |
| commit | 8f9cdcb26b62f1a9b071a82820c7b08ac7439406 (patch) | |
| tree | 31dd2e5ba9e9b798f9db888d7df8f95fae1b0606 /Documentation/filesystems/nfs | |
| parent | d67ae825a59d639e4d8b82413af84d854617a87e (diff) | |
| download | linux-8f9cdcb26b62f1a9b071a82820c7b08ac7439406.tar.xz | |
pnfs: Update documentation on the Layout Drivers
Signed-off-by: Tom Haynes <loghyr@primarydata.com>
Diffstat (limited to 'Documentation/filesystems/nfs')
| -rw-r--r-- | Documentation/filesystems/nfs/pnfs.txt | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/Documentation/filesystems/nfs/pnfs.txt b/Documentation/filesystems/nfs/pnfs.txt index adc81a35fe2d..44a9f2493a88 100644 --- a/Documentation/filesystems/nfs/pnfs.txt +++ b/Documentation/filesystems/nfs/pnfs.txt @@ -57,15 +57,16 @@ bit is set, preventing any new lsegs from being added. layout drivers -------------- -PNFS utilizes what is called layout drivers. The STD defines 3 basic -layout types: "files" "objects" and "blocks". For each of these types -there is a layout-driver with a common function-vectors table which -are called by the nfs-client pnfs-core to implement the different layout -types. +PNFS utilizes what is called layout drivers. The STD defines 4 basic +layout types: "files", "objects", "blocks", and "flexfiles". For each +of these types there is a layout-driver with a common function-vectors +table which are called by the nfs-client pnfs-core to implement the +different layout types. -Files-layout-driver code is in: fs/nfs/nfs4filelayout.c && nfs4filelayoutdev.c +Files-layout-driver code is in: fs/nfs/filelayout/.. directory Objects-layout-deriver code is in: fs/nfs/objlayout/.. directory Blocks-layout-deriver code is in: fs/nfs/blocklayout/.. directory +Flexfiles-layout-driver code is in: fs/nfs/flexfilelayout/.. directory objects-layout setup -------------------- |