From: Dan Williams <dan.j.williams@intel.com>
Date: Fri, 27 Jun 2008 22:32:06 +0000 (+1000)
Subject: md: replace R5_WantPrexor with R5_WantDrain, add 'prexor' reconstruct_states
X-Git-Tag: v2.6.27-rc1~957^2~31
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d8ee0728b5b30d7a6f62c399a95e953616d31f23;p=pandora-kernel.git

md: replace R5_WantPrexor with R5_WantDrain, add 'prexor' reconstruct_states

From: Dan Williams <dan.j.williams@intel.com>

Currently ops_run_biodrain and other locations have extra logic to determine
which blocks are processed in the prexor and non-prexor cases.  This can be
eliminated if handle_write_operations5 flags the blocks to be processed in all
cases via R5_Wantdrain.  The presence of the prexor operation is tracked in
sh->reconstruct_state.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Neil Brown <neilb@suse.de>
---

Reading git-diff-tree failed