From owner-svn-src-head@freebsd.org Tue Sep 29 13:41:48 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 4AAB24239F2; Tue, 29 Sep 2020 13:41:48 +0000 (UTC) (envelope-from markj@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 4C10t41Kzyz4nqF; Tue, 29 Sep 2020 13:41:48 +0000 (UTC) (envelope-from markj@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 114D6FA81; Tue, 29 Sep 2020 13:41:48 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 08TDfl5N016427; Tue, 29 Sep 2020 13:41:47 GMT (envelope-from markj@FreeBSD.org) Received: (from markj@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 08TDflV3016426; Tue, 29 Sep 2020 13:41:47 GMT (envelope-from markj@FreeBSD.org) Message-Id: <202009291341.08TDflV3016426@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: markj set sender to markj@FreeBSD.org using -f From: Mark Johnston Date: Tue, 29 Sep 2020 13:41:47 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r366252 - head/sys/contrib/openzfs/module/os/freebsd/zfs X-SVN-Group: head X-SVN-Commit-Author: markj X-SVN-Commit-Paths: head/sys/contrib/openzfs/module/os/freebsd/zfs X-SVN-Commit-Revision: 366252 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: 2.1.33 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: Tue, 29 Sep 2020 13:41:48 -0000 Author: markj Date: Tue Sep 29 13:41:47 2020 New Revision: 366252 URL: https://svnweb.freebsd.org/changeset/base/366252 Log: ZFS: Fix a logic bug in the FreeBSD getpages VOP This was introduced when I merged r361287 to OpenZFS and has been fixed there already, commit 3f6bb6e43fd68e. Reported by: swills Reviewed by: allanjude, freqlabs, mmacy Modified: head/sys/contrib/openzfs/module/os/freebsd/zfs/zfs_vnops.c Modified: head/sys/contrib/openzfs/module/os/freebsd/zfs/zfs_vnops.c ============================================================================== --- head/sys/contrib/openzfs/module/os/freebsd/zfs/zfs_vnops.c Tue Sep 29 11:48:22 2020 (r366251) +++ head/sys/contrib/openzfs/module/os/freebsd/zfs/zfs_vnops.c Tue Sep 29 13:41:47 2020 (r366252) @@ -4859,7 +4859,8 @@ zfs_getpages(struct vnode *vp, vm_page_t *ma, int coun obj_size = object->un_pager.vnp.vnp_size; zfs_vmobject_wunlock(object); if (IDX_TO_OFF(ma[count - 1]->pindex) >= obj_size) { - zfs_rangelock_exit(lr); + if (lr != NULL) + zfs_rangelock_exit(lr); ZFS_EXIT(zfsvfs); return (zfs_vm_pagerret_bad); } @@ -4887,7 +4888,8 @@ zfs_getpages(struct vnode *vp, vm_page_t *ma, int coun error = dmu_read_pages(os, zp->z_id, ma, count, &pgsin_b, &pgsin_a, MIN(end, obj_size) - (end - PAGE_SIZE)); - zfs_rangelock_exit(lr); + if (lr != NULL) + zfs_rangelock_exit(lr); ZFS_ACCESSTIME_STAMP(zfsvfs, zp); ZFS_EXIT(zfsvfs);