From: Niu Yawei <yawei.niu@intel.com>
Date: Fri, 8 Aug 2014 04:11:02 +0000 (-0400)
Subject: LU-5463 osc: update kms in brw_interpret() properly
X-Git-Tag: 2.6.51~29
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=2dac3aec28cbfbbea48907a8094eff8c365ecdf0

LU-5463 osc: update kms in brw_interpret() properly

In brw_interpret(), we forgot page offset when calculating
write offset, that leads to wrong kms for sync write.

Signed-off-by: Niu Yawei <yawei.niu@intel.com>
Change-Id: I9be90fefa384f9738c11737580637bcec96e5126
Reviewed-on: http://review.whamcloud.com/11374
Reviewed-by: Bobi Jam <bobijam@gmail.com>
Reviewed-by: Jinshan Xiong <jinshan.xiong@intel.com>
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Li Dongyang <dongyang.li@anu.edu.au>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
---

diff --git a/lustre/osc/osc_request.c b/lustre/osc/osc_request.c
index 93567bc..0b52578 100644
--- a/lustre/osc/osc_request.c
+++ b/lustre/osc/osc_request.c
@@ -1813,7 +1813,8 @@ static int brw_interpret(const struct lu_env *env,
 
 		if (lustre_msg_get_opc(req->rq_reqmsg) == OST_WRITE) {
 			struct lov_oinfo *loi = cl2osc(obj)->oo_oinfo;
-			loff_t last_off = last->oap_count + last->oap_obj_off;
+			loff_t last_off = last->oap_count + last->oap_obj_off +
+				last->oap_page_off;
 
 			/* Change file size if this is an out of quota or
 			 * direct IO write and it extends the file size */