From owner-svn-src-all@freebsd.org Sat Oct 17 00:27:27 2020 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 60884443961; Sat, 17 Oct 2020 00:27:27 +0000 (UTC) (envelope-from mjg@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4CCkPC1s6Rz4MgY; Sat, 17 Oct 2020 00:27:27 +0000 (UTC) (envelope-from mjg@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 2229818E25; Sat, 17 Oct 2020 00:27:27 +0000 (UTC) (envelope-from mjg@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 09H0RRTL053795; Sat, 17 Oct 2020 00:27:27 GMT (envelope-from mjg@FreeBSD.org) Received: (from mjg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 09H0RQEb053794; Sat, 17 Oct 2020 00:27:26 GMT (envelope-from mjg@FreeBSD.org) Message-Id: <202010170027.09H0RQEb053794@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mjg set sender to mjg@FreeBSD.org using -f From: Mateusz Guzik Date: Sat, 17 Oct 2020 00:27:26 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r366776 - head/sys/kern X-SVN-Group: head X-SVN-Commit-Author: mjg X-SVN-Commit-Paths: head/sys/kern X-SVN-Commit-Revision: 366776 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 17 Oct 2020 00:27:27 -0000 Author: mjg Date: Sat Oct 17 00:27:26 2020 New Revision: 366776 URL: https://svnweb.freebsd.org/changeset/base/366776 Log: cache: add a probe reporting addition of duplicate entries Modified: head/sys/kern/vfs_cache.c Modified: head/sys/kern/vfs_cache.c ============================================================================== --- head/sys/kern/vfs_cache.c Sat Oct 17 00:10:13 2020 (r366775) +++ head/sys/kern/vfs_cache.c Sat Oct 17 00:27:26 2020 (r366776) @@ -82,6 +82,8 @@ __FBSDID("$FreeBSD$"); SDT_PROVIDER_DECLARE(vfs); SDT_PROBE_DEFINE3(vfs, namecache, enter, done, "struct vnode *", "char *", "struct vnode *"); +SDT_PROBE_DEFINE3(vfs, namecache, enter, duplicate, "struct vnode *", "char *", + "struct vnode *"); SDT_PROBE_DEFINE2(vfs, namecache, enter_negative, done, "struct vnode *", "char *"); SDT_PROBE_DEFINE2(vfs, namecache, fullpath_smr, hit, "struct vnode *", @@ -2001,6 +2003,8 @@ cache_enter_time(struct vnode *dvp, struct vnode *vp, } } #endif + SDT_PROBE3(vfs, namecache, enter, duplicate, dvp, ncp->nc_name, + vp); goto out_unlock_free; } }