From owner-svn-src-head@freebsd.org Sat Feb 1 06:39:50 2020 Return-Path: Delivered-To: svn-src-head@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 4E79923E903; Sat, 1 Feb 2020 06:39:50 +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) server-signature RSA-PSS (4096 bits) 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 488kwQ1RR4z4C0M; Sat, 1 Feb 2020 06:39:50 +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 2CA2C22B80; Sat, 1 Feb 2020 06:39:50 +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 0116dodG051452; Sat, 1 Feb 2020 06:39:50 GMT (envelope-from mjg@FreeBSD.org) Received: (from mjg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 0116dnCn051450; Sat, 1 Feb 2020 06:39:49 GMT (envelope-from mjg@FreeBSD.org) Message-Id: <202002010639.0116dnCn051450@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mjg set sender to mjg@FreeBSD.org using -f From: Mateusz Guzik Date: Sat, 1 Feb 2020 06:39:49 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r357358 - in head/sys: kern sys X-SVN-Group: head X-SVN-Commit-Author: mjg X-SVN-Commit-Paths: in head/sys: kern sys X-SVN-Commit-Revision: 357358 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 01 Feb 2020 06:39:50 -0000 Author: mjg Date: Sat Feb 1 06:39:49 2020 New Revision: 357358 URL: https://svnweb.freebsd.org/changeset/base/357358 Log: vfs: add vrefactn Differential Revision: https://reviews.freebsd.org/D23427 Modified: head/sys/kern/vfs_subr.c head/sys/sys/vnode.h Modified: head/sys/kern/vfs_subr.c ============================================================================== --- head/sys/kern/vfs_subr.c Sat Feb 1 06:39:10 2020 (r357357) +++ head/sys/kern/vfs_subr.c Sat Feb 1 06:39:49 2020 (r357358) @@ -3046,6 +3046,19 @@ vrefact(struct vnode *vp) #endif } +void +vrefactn(struct vnode *vp, u_int n) +{ + + CTR2(KTR_VFS, "%s: vp %p", __func__, vp); +#ifdef INVARIANTS + int old = atomic_fetchadd_int(&vp->v_usecount, n); + VNASSERT(old > 0, vp, ("%s: wrong use count %d", __func__, old)); +#else + atomic_add_int(&vp->v_usecount, n); +#endif +} + /* * Return reference count of a vnode. * Modified: head/sys/sys/vnode.h ============================================================================== --- head/sys/sys/vnode.h Sat Feb 1 06:39:10 2020 (r357357) +++ head/sys/sys/vnode.h Sat Feb 1 06:39:49 2020 (r357358) @@ -900,6 +900,7 @@ void vrele(struct vnode *vp); void vref(struct vnode *vp); void vrefl(struct vnode *vp); void vrefact(struct vnode *vp); +void vrefactn(struct vnode *vp, u_int n); int vrefcnt(struct vnode *vp); void v_addpollinfo(struct vnode *vp);