Path: csiph.com!news.mixmin.net!news.unit0.net!news.panservice.it!bofh.it!news.nic.it!robomod From: James Simmons Newsgroups: linux.kernel Subject: [PATCH 002/124] staging: lustre: ptlrpc: enlarge OST_MAXREQSIZE for 4MB RPC Date: Sun, 18 Sep 2016 22:50:01 +0200 Message-ID: References: X-Original-To: Greg Kroah-Hartman , devel@driverdev.osuosl.org, Andreas Dilger , Oleg Drokin X-Mailer: git-send-email 1.7.1 Sender: robomod@news.nic.it List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Approved: robomod@news.nic.it Lines: 35 Organization: linux.* mail to news gateway X-Original-Cc: Linux Kernel Mailing List , Lustre Development List , Li Xi , James Simmons X-Original-Date: Sun, 18 Sep 2016 16:37:01 -0400 X-Original-Message-ID: <1474231143-4061-3-git-send-email-jsimmons@infradead.org> X-Original-References: <1474231143-4061-1-git-send-email-jsimmons@infradead.org> X-Original-Sender: linux-kernel-owner@vger.kernel.org Xref: csiph.com linux.kernel:1485949 From: Li Xi This patch enlarges OST_MAXREQSIZE so as to make the request size large enough for 4MB RPC. Signed-off-by: Li Xi Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-4755 Reviewed-on: http://review.whamcloud.com/9599 Reviewed-by: Andreas Dilger Reviewed-by: Jinshan Xiong Reviewed-by: James Simmons Reviewed-by: Oleg Drokin Signed-off-by: James Simmons --- drivers/staging/lustre/lustre/include/lustre_net.h | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/drivers/staging/lustre/lustre/include/lustre_net.h b/drivers/staging/lustre/lustre/include/lustre_net.h index 24ddcca..6d82998 100644 --- a/drivers/staging/lustre/lustre/include/lustre_net.h +++ b/drivers/staging/lustre/lustre/include/lustre_net.h @@ -261,7 +261,10 @@ #define MDS_MAXREQSIZE (5 * 1024) /* >= 4736 */ -#define OST_MAXREQSIZE (5 * 1024) +/** + * FIEMAP request can be 4K+ for now + */ +#define OST_MAXREQSIZE (16 * 1024) /* Macro to hide a typecast. */ #define ptlrpc_req_async_args(req) ((void *)&req->rq_async_args) -- 1.7.1