From patchwork Fri Jun 17 01:23:18 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darrick J. Wong" X-Patchwork-Id: 9182129 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 19C2960760 for ; Fri, 17 Jun 2016 01:23:31 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0BA5F2839F for ; Fri, 17 Jun 2016 01:23:31 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 00BB2283A1; Fri, 17 Jun 2016 01:23:30 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A1C4A2839F for ; Fri, 17 Jun 2016 01:23:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754857AbcFQBX3 (ORCPT ); Thu, 16 Jun 2016 21:23:29 -0400 Received: from aserp1040.oracle.com ([141.146.126.69]:47759 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754700AbcFQBX3 (ORCPT ); Thu, 16 Jun 2016 21:23:29 -0400 Received: from aserv0022.oracle.com (aserv0022.oracle.com [141.146.126.234]) by aserp1040.oracle.com (Sentrion-MTA-4.3.2/Sentrion-MTA-4.3.2) with ESMTP id u5H1NMrJ027461 (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Fri, 17 Jun 2016 01:23:23 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by aserv0022.oracle.com (8.13.8/8.13.8) with ESMTP id u5H1NMKF019434 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Fri, 17 Jun 2016 01:23:22 GMT Received: from abhmp0015.oracle.com (abhmp0015.oracle.com [141.146.116.21]) by aserv0122.oracle.com (8.13.8/8.13.8) with ESMTP id u5H1NKKn007543; Fri, 17 Jun 2016 01:23:21 GMT Received: from localhost (/10.145.178.207) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 16 Jun 2016 18:23:19 -0700 Subject: [PATCH 051/119] xfs: introduce tracepoints for AG reservation code From: "Darrick J. Wong" To: david@fromorbit.com, darrick.wong@oracle.com Cc: linux-fsdevel@vger.kernel.org, vishal.l.verma@intel.com, xfs@oss.sgi.com Date: Thu, 16 Jun 2016 18:23:18 -0700 Message-ID: <146612659841.12839.7635720851652960531.stgit@birch.djwong.org> In-Reply-To: <146612627129.12839.3827886950949809165.stgit@birch.djwong.org> References: <146612627129.12839.3827886950949809165.stgit@birch.djwong.org> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 X-Source-IP: aserv0022.oracle.com [141.146.126.234] Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Darrick J. Wong --- fs/xfs/xfs_trace.h | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h index 6466adc..c50479a 100644 --- a/fs/xfs/xfs_trace.h +++ b/fs/xfs/xfs_trace.h @@ -2558,6 +2558,75 @@ DEFINE_RMAPBT_EVENT(xfs_rmap_map_gtrec); DEFINE_RMAPBT_EVENT(xfs_rmap_convert_gtrec); DEFINE_RMAPBT_EVENT(xfs_rmap_find_left_neighbor_result); +/* dummy definitions to avoid breaking bisectability; will be removed later */ +#ifndef XFS_AG_RESV_DUMMY +#define XFS_AG_RESV_DUMMY +enum xfs_ag_resv_type { + XFS_AG_RESV_NONE = 0, + XFS_AG_RESV_METADATA, + XFS_AG_RESV_AGFL, +}; +struct xfs_ag_resv { + xfs_extlen_t ar_reserved; + xfs_extlen_t ar_asked; +}; +#define xfs_perag_resv(...) NULL +#endif + +/* per-AG reservation */ +DECLARE_EVENT_CLASS(xfs_ag_resv_class, + TP_PROTO(struct xfs_perag *pag, enum xfs_ag_resv_type resv, + xfs_extlen_t len), + TP_ARGS(pag, resv, len), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(xfs_agnumber_t, agno) + __field(int, resv) + __field(xfs_extlen_t, freeblks) + __field(xfs_extlen_t, flcount) + __field(xfs_extlen_t, reserved) + __field(xfs_extlen_t, asked) + __field(xfs_extlen_t, len) + ), + TP_fast_assign( + struct xfs_ag_resv *r = xfs_perag_resv(pag, resv); + + __entry->dev = pag->pag_mount->m_super->s_dev; + __entry->agno = pag->pag_agno; + __entry->resv = resv; + __entry->freeblks = pag->pagf_freeblks; + __entry->flcount = pag->pagf_flcount; + __entry->reserved = r ? r->ar_reserved : 0; + __entry->asked = r ? r->ar_asked : 0; + __entry->len = len; + ), + TP_printk("dev %d:%d agno %u resv %d freeblks %u flcount %u resv %u ask %u len %u\n", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->agno, + __entry->resv, + __entry->freeblks, + __entry->flcount, + __entry->reserved, + __entry->asked, + __entry->len) +) +#define DEFINE_AG_RESV_EVENT(name) \ +DEFINE_EVENT(xfs_ag_resv_class, name, \ + TP_PROTO(struct xfs_perag *pag, enum xfs_ag_resv_type type, \ + xfs_extlen_t len), \ + TP_ARGS(pag, type, len)) + +/* per-AG reservation tracepoints */ +DEFINE_AG_RESV_EVENT(xfs_ag_resv_init); +DEFINE_AG_RESV_EVENT(xfs_ag_resv_free); +DEFINE_AG_RESV_EVENT(xfs_ag_resv_alloc_extent); +DEFINE_AG_RESV_EVENT(xfs_ag_resv_free_extent); +DEFINE_AG_RESV_EVENT(xfs_ag_resv_critical); +DEFINE_AG_RESV_EVENT(xfs_ag_resv_needed); + +DEFINE_AG_ERROR_EVENT(xfs_ag_resv_free_error); +DEFINE_AG_ERROR_EVENT(xfs_ag_resv_init_error); + #endif /* _TRACE_XFS_H */ #undef TRACE_INCLUDE_PATH