From patchwork Mon May 25 22:08:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: James Simmons X-Patchwork-Id: 11569599 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id CEF1960D for ; Mon, 25 May 2020 22:10:49 +0000 (UTC) Received: from pdx1-mailman02.dreamhost.com (pdx1-mailman02.dreamhost.com [64.90.62.194]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B6F7F2071A for ; Mon, 25 May 2020 22:10:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B6F7F2071A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lustre-devel-bounces@lists.lustre.org Received: from pdx1-mailman02.dreamhost.com (localhost [IPv6:::1]) by pdx1-mailman02.dreamhost.com (Postfix) with ESMTP id 0520924768A; Mon, 25 May 2020 15:10:03 -0700 (PDT) X-Original-To: lustre-devel@lists.lustre.org Delivered-To: lustre-devel-lustre.org@pdx1-mailman02.dreamhost.com Received: from smtp4.ccs.ornl.gov (smtp4.ccs.ornl.gov [160.91.203.40]) by pdx1-mailman02.dreamhost.com (Postfix) with ESMTP id A4EB92482F2 for ; Mon, 25 May 2020 15:08:37 -0700 (PDT) Received: from star.ccs.ornl.gov (star.ccs.ornl.gov [160.91.202.134]) by smtp4.ccs.ornl.gov (Postfix) with ESMTP id 3D16010058C5; Mon, 25 May 2020 18:08:27 -0400 (EDT) Received: by star.ccs.ornl.gov (Postfix, from userid 2004) id 3C330499; Mon, 25 May 2020 18:08:27 -0400 (EDT) From: James Simmons To: Andreas Dilger , Oleg Drokin , NeilBrown Date: Mon, 25 May 2020 18:08:01 -0400 Message-Id: <1590444502-20533-25-git-send-email-jsimmons@infradead.org> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1590444502-20533-1-git-send-email-jsimmons@infradead.org> References: <1590444502-20533-1-git-send-email-jsimmons@infradead.org> Subject: [lustre-devel] [PATCH 24/45] lnet: Add MD options for response tracking X-BeenThere: lustre-devel@lists.lustre.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "For discussing Lustre software development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Lustre Development List MIME-Version: 1.0 Errors-To: lustre-devel-bounces@lists.lustre.org Sender: "lustre-devel" From: Chris Horn These MD options will allow response tracking on a particular MD to override the behavior specified by the lnet_response_tracking parameter. WC-bug-id: https://jira.whamcloud.com/browse/LU-13502 Lustre-commit: 448834b8e575f ("LU-13502 lnet: Add MD options for response tracking") Signed-off-by: Chris Horn Reviewed-on: https://review.whamcloud.com/38450 Reviewed-by: Serguei Smirnov Reviewed-by: Amir Shehata Reviewed-by: Oleg Drokin Signed-off-by: James Simmons --- include/uapi/linux/lnet/lnet-types.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/include/uapi/linux/lnet/lnet-types.h b/include/uapi/linux/lnet/lnet-types.h index 947ed7f..70fab42 100644 --- a/include/uapi/linux/lnet/lnet-types.h +++ b/include/uapi/linux/lnet/lnet-types.h @@ -483,6 +483,10 @@ struct lnet_md { * struct bio_vec. * - LNET_MD_MAX_SIZE: The max_size field is valid. * - LNET_MD_BULK_HANDLE: The bulk_handle field is valid. + * - LNET_MD_TRACK_RESPONSE: Enable response tracking on this MD + * regardless of the value of the lnet_response_tracking param. + * - LNET_MD_NO_TRACK_RESPONSE: Disable response tracking on this MD + * regardless of the value of the lnet_response_tracking param. * * Note: * - LNET_MD_KIOV allows for a scatter/gather capability for memory @@ -545,6 +549,10 @@ struct lnet_md { #define LNET_MD_KIOV (1 << 8) /** See lnet_md::options. */ #define LNET_MD_BULK_HANDLE (1 << 9) +/** See struct lnet_md::options. */ +#define LNET_MD_TRACK_RESPONSE (1 << 10) +/** See struct lnet_md::options. */ +#define LNET_MD_NO_TRACK_RESPONSE (1 << 11) /* For compatibility with Cray Portals */ #define LNET_MD_PHYS 0