kernel-fxtec-pro1x/fs/nfs/objlayout
Fred Isaman cd841605f7 NFS: create common nfs_pgio_header for both read and write
In order to avoid duplicating all the data in nfs_read_data whenever we
split it up into multiple RPC calls (either due to a short read result
or due to rsize < PAGE_SIZE), we split out the bits that are the same
per RPC call into a separate "header" structure.

The goal this patch moves towards is to have a single header
refcounted by several rpc_data structures.  Thus, want to always refer
from rpc_data to the header, and not the other way.  This patch comes
close to that ideal, but the directio code currently needs some
special casing, isolated in the nfs_direct_[read_write]hdr_release()
functions.  This will be dealt with in a future patch.

Signed-off-by: Fred Isaman <iisaman@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27 14:10:37 -04:00
..
Kbuild pnfs-obj: decode layout, alloc/free lseg 2011-05-29 20:53:06 +03:00
objio_osd.c NFS: create common nfs_pgio_header for both read and write 2012-04-27 14:10:37 -04:00
objlayout.c NFS: create common nfs_pgio_header for both read and write 2012-04-27 14:10:37 -04:00
objlayout.h pnfs-obj: autologin: Add support for protocol autologin 2012-03-21 09:31:47 -04:00
pnfs_osd_xdr_cli.c pnfs-obj: Fix the comp_index != 0 case 2011-08-04 11:54:48 -04:00