From owner-dev-commits-src-branches@freebsd.org Wed Apr 7 03:12:11 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 824CC5C685B; Wed, 7 Apr 2021 03:12:11 +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 4FFTvv3GVsz3QfJ; Wed, 7 Apr 2021 03:12:11 +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 6171617EB9; Wed, 7 Apr 2021 03:12:11 +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 1373CB3I036177; Wed, 7 Apr 2021 03:12:11 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 1373CBcJ036176; Wed, 7 Apr 2021 03:12:11 GMT (envelope-from git) Date: Wed, 7 Apr 2021 03:12:11 GMT Message-Id: <202104070312.1373CBcJ036176@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Brandon Bergren Subject: git: 557ab8869921 - stable/13 - [PowerPC] Remove unused IPI type count tracking. MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: bdragon X-Git-Repository: src X-Git-Refname: refs/heads/stable/13 X-Git-Reftype: branch X-Git-Commit: 557ab8869921c226c7d7b9b9a7f44adfcdea042a 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: Wed, 07 Apr 2021 03:12:11 -0000 The branch stable/13 has been updated by bdragon: URL: https://cgit.FreeBSD.org/src/commit/?id=557ab8869921c226c7d7b9b9a7f44adfcdea042a commit 557ab8869921c226c7d7b9b9a7f44adfcdea042a Author: Justin Hibbits AuthorDate: 2020-09-24 15:00:31 +0000 Commit: Brandon Bergren CommitDate: 2021-04-07 03:10:40 +0000 [PowerPC] Remove unused IPI type count tracking. ipi_msg_count is inaccessible outside this file and is never read. It was introduced in the original SMP support code in r178628 and was never actually used anywhere. Remove it to slightly improve IPI performance. Submitted by: jhibbits (cherry picked from commit 74f6cb0f316bc0f8fae0b7f31d78d041dc4d509e) --- sys/powerpc/powerpc/mp_machdep.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/sys/powerpc/powerpc/mp_machdep.c b/sys/powerpc/powerpc/mp_machdep.c index 619c344b69a7..a9f2aaf36adc 100644 --- a/sys/powerpc/powerpc/mp_machdep.c +++ b/sys/powerpc/powerpc/mp_machdep.c @@ -65,7 +65,6 @@ __FBSDID("$FreeBSD$"); volatile static int ap_awake; volatile static u_int ap_letgo; volatile static u_quad_t ap_timebase; -static u_int ipi_msg_cnt[32]; static struct mtx ap_boot_mtx; struct pcb stoppcbs[MAXCPU]; @@ -309,7 +308,6 @@ powerpc_ipi_handler(void *arg) return (FILTER_STRAY); while ((msg = ffs(ipimask) - 1) != -1) { ipimask &= ~(1u << msg); - ipi_msg_cnt[msg]++; switch (msg) { case IPI_AST: CTR1(KTR_SMP, "%s: IPI_AST", __func__);