From owner-dev-commits-src-branches@freebsd.org Sat Apr 10 06:02:10 2021 Return-Path: Delivered-To: dev-commits-src-branches@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 28EA55CFB31; Sat, 10 Apr 2021 06:02:10 +0000 (UTC) (envelope-from git@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 "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4FHPXd6P0Nz4RLW; Sat, 10 Apr 2021 06:02:09 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (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 did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id CC06840A2; Sat, 10 Apr 2021 06:02:09 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 13A629VO015268; Sat, 10 Apr 2021 06:02:09 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 13A629qt015267; Sat, 10 Apr 2021 06:02:09 GMT (envelope-from git) Date: Sat, 10 Apr 2021 06:02:09 GMT Message-Id: <202104100602.13A629qt015267@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Mateusz Guzik Subject: git: 8ef8057ed5f1 - stable/13 - vfs: add vfs_smr_quiesce MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: mjg X-Git-Repository: src X-Git-Refname: refs/heads/stable/13 X-Git-Reftype: branch X-Git-Commit: 8ef8057ed5f16dde7a243e2cc557bc6cd4dfcdf9 Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-branches@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commits to the stable branches of the FreeBSD src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 10 Apr 2021 06:02:10 -0000 The branch stable/13 has been updated by mjg: URL: https://cgit.FreeBSD.org/src/commit/?id=8ef8057ed5f16dde7a243e2cc557bc6cd4dfcdf9 commit 8ef8057ed5f16dde7a243e2cc557bc6cd4dfcdf9 Author: Mateusz Guzik AuthorDate: 2021-03-30 14:44:10 +0000 Commit: Mateusz Guzik CommitDate: 2021-04-10 05:57:55 +0000 vfs: add vfs_smr_quiesce This can be used to observe all CPUs not executing while within vfs_smr_enter. (cherry picked from commit 3f56bc79860ec20f0e53de42dab1c117ee68e37b) --- sys/sys/vnode.h | 1 + 1 file changed, 1 insertion(+) diff --git a/sys/sys/vnode.h b/sys/sys/vnode.h index bb07cd80e42e..e37302aeb379 100644 --- a/sys/sys/vnode.h +++ b/sys/sys/vnode.h @@ -1109,6 +1109,7 @@ int vn_dir_check_exec(struct vnode *vp, struct componentname *cnp); #define VFS_SMR() vfs_smr #define vfs_smr_enter() smr_enter(VFS_SMR()) #define vfs_smr_exit() smr_exit(VFS_SMR()) +#define vfs_smr_quiesce() quiesce_all_critical() #define vfs_smr_entered_load(ptr) smr_entered_load((ptr), VFS_SMR()) #define VFS_SMR_ASSERT_ENTERED() SMR_ASSERT_ENTERED(VFS_SMR()) #define VFS_SMR_ASSERT_NOT_ENTERED() SMR_ASSERT_NOT_ENTERED(VFS_SMR())