LU-6142 osc: remove oe_next_page

As the comment says, this field is unused.  So remove it.

Test-Parameters: trivial
Signed-off-by: Mr NeilBrown <neilb@suse.com>
Change-Id: Ibf4ccc9c09c4efcf5c768e71e0fd448958a943f3
Reviewed-on: https://review.whamcloud.com/35890
Tested-by: jenkins <devops@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Arshad Hussain <arshad.super@gmail.com>
Reviewed-by: James Simmons <jsimmons@infradead.org>
Reviewed-by: Mike Pershin <mpershin@whamcloud.com>

diff --git a/lustre/include/lustre_osc.h b/lustre/include/lustre_osc.h
index e5a8392..0c2cc11 100644 (file)
--- a/lustre/include/lustre_osc.h
+++ b/lustre/include/lustre_osc.h
@@ -947,11 +947,6 @@ struct osc_extent {
        unsigned int            oe_nr_pages;
        /** list of pending oap pages. Pages in this list are NOT sorted. */
        struct list_head        oe_pages;
-       /** Since an extent has to be written out in atomic, this is used to
-        * remember the next page need to be locked to write this extent out.
-        * Not used right now.
-        */
-       struct osc_page         *oe_next_page;
        /** start and end index of this extent, include start and end
         * themselves. Page offset here is the page index of osc_pages.
         * oe_start is used as keyword for red-black tree. */