From owner-dev-commits-src-branches@freebsd.org Sat Mar 20 09:59:45 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 35AB7579AB5; Sat, 20 Mar 2021 09:59:45 +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 4F2bpR4B28z3jq0; Sat, 20 Mar 2021 09:59:42 +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 2FCF025F94; Sat, 20 Mar 2021 09:59:42 +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 12K9xgRg064170; Sat, 20 Mar 2021 09:59:42 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 12K9xg25064169; Sat, 20 Mar 2021 09:59:42 GMT (envelope-from git) Date: Sat, 20 Mar 2021 09:59:42 GMT Message-Id: <202103200959.12K9xg25064169@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Kristof Provost Subject: git: f2f8a0cb5f91 - stable/13 - Document that uma_zfree_pcpu() allows NULL now MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kp X-Git-Repository: src X-Git-Refname: refs/heads/stable/13 X-Git-Reftype: branch X-Git-Commit: f2f8a0cb5f91a0e0ad83e5a5eb4857c8b675d5dd 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, 20 Mar 2021 09:59:45 -0000 The branch stable/13 has been updated by kp: URL: https://cgit.FreeBSD.org/src/commit/?id=f2f8a0cb5f91a0e0ad83e5a5eb4857c8b675d5dd commit f2f8a0cb5f91a0e0ad83e5a5eb4857c8b675d5dd Author: Kristof Provost AuthorDate: 2021-03-11 08:32:01 +0000 Commit: Kristof Provost CommitDate: 2021-03-19 22:41:02 +0000 Document that uma_zfree_pcpu() allows NULL now While here also document that for counter_u64_free(). Reviewed by: rpokala@ MFC after: 1 week Sponsored by: Rubicon Communications, LLC ("Netgate") Differential Revision: https://reviews.freebsd.org/D29215 (cherry picked from commit 51dc8e7f688867e73eb7edc6bc65fdc77c9d5fff) --- share/man/man9/counter.9 | 7 +++++-- share/man/man9/zone.9 | 18 +++++++++++++++++- 2 files changed, 22 insertions(+), 3 deletions(-) diff --git a/share/man/man9/counter.9 b/share/man/man9/counter.9 index 1eb36b571249..04376ba9c994 100644 --- a/share/man/man9/counter.9 +++ b/share/man/man9/counter.9 @@ -25,7 +25,7 @@ .\" .\" $FreeBSD$ .\" -.Dd March 6, 2020 +.Dd March 11, 2021 .Dt COUNTER 9 .Os .Sh NAME @@ -98,10 +98,13 @@ or .Va M_WAITOK . If .Va M_NOWAIT -is specified the operation may fail. +is specified the operation may fail and return +.Dv NULL . .It Fn counter_u64_free c Free the previously allocated counter .Fa c . +It is safe to pass +.Dv NULL . .It Fn counter_u64_add c v Add .Fa v diff --git a/share/man/man9/zone.9 b/share/man/man9/zone.9 index 91c965ff69ce..7da40b13469b 100644 --- a/share/man/man9/zone.9 +++ b/share/man/man9/zone.9 @@ -25,7 +25,7 @@ .\" .\" $FreeBSD$ .\" -.Dd August 20, 2020 +.Dd March 11, 2021 .Dt UMA 9 .Os .Sh NAME @@ -385,6 +385,22 @@ specify an argument for the and .Dv dtor functions of the zone, respectively. +The variants +.Fn uma_zalloc_pcpu +and +.Fn uma_zfree_pcpu +allocate and free +.Va mp_ncpu +shadow copies as described for +.Dv UMA_ZONE_PCPU . +If +.Fa item +is +.Dv NULL , +then +.Fn uma_zfree_pcpu +does nothing. +.Pp The .Fn uma_zalloc_domain function allows callers to specify a fixed