From nobody Thu Oct 12 10:15:34 2023 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4S5lrk4Msyz4nhSG; Thu, 12 Oct 2023 10:15:34 +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 4S5lrk3YZNz3V5R; Thu, 12 Oct 2023 10:15:34 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1697105734; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=x+gm+7TQv8BzuFCdySeoi9ZwWQX8kgNv0lyaomVfpdw=; b=DpJlD6QIYf100TzC457aqqnWQ3Cbe7eNuEchYWXgwh/BBFGtLYinLSg2Ndn4D1+CzMbLbT g67R2r4/sqJ7w5/MPAGYhgBumCFDgNtou56pBzYCbNCBSsUcvA554D/Se08XWw6gmSvimO O+BYBYklO9EpqhQCB0HRzeOsymKtmPiO7+TpT1oaPw/jV7ElKWS3EP3J7MPGNdd9IS5hgq CP31yI8KOQ89u3w4dO/4kX568B2Edk/oqRh6iM5foi5t3N5zDdj4EAVMZwmwXPa+MsYFMK bvCmGCeNDdR8F9uI60Fh6RNqA/VZjc0hT3pKpwBEpkL/dzzYUtDTrq4AztNGVA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1697105734; a=rsa-sha256; cv=none; b=Ar4q6P35sXxfag5VsqHQ2+tt6vyY5tU/QDpu/6Y5w8zi/wNGp3m6ztEmZrjdF56Ukhd5cA 7h0AOPpKJMEKEGz/jxYB7VP0OJCaqhmKyyQenGYDMSBQjFmUFA7xNlVXnS/dphnY8D422F pk1heunPGivY87jxO7UqhNio8TV1whMI2MN9N+D8CGZthvxjaG8XFejqWjGC1irvyCKdI3 NDelRhMisWMteeA9fgLnpofFXA4Y0Yozy+v582LGFCSdG1bInryfoP5o3CICFjzABlxyDO wfjHblIdL6CYqoPKCaAxO3YmjlyKscdpTIYT2+hEeDF7ef+COpuyzLd6RJ7WlQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1697105734; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=x+gm+7TQv8BzuFCdySeoi9ZwWQX8kgNv0lyaomVfpdw=; b=shLlKi8wLRXYHI20lm0IiqrmXi7hdX0n7IdkzLtWtsWupWM2/nW5tb1CpJd3MNl6dhpykQ 4jSeK9xfcHBd/gW6iEwFqH4jCyIrMcgRiPHTNZhknlvVK+/2LyzSkb/10yxhNx2LIRYPE4 q2LnRGJZa5gA8/d2zuoxDtKQEu2xEa9WsVKGvndhs/HT5ddDP74NQ92M1JhckZVfh40GeX JTS85Bz7F0k0zEiLt/1RdxRm8JSgJwyi6cCbVJvyQUJUkVC7eC2+PxWA/QUo8Ts91TPeWu qfM4q5NDsTVYW6rA9k0u94RlOvQKOgar+dZbyp6XEYE0czAMILk0wMthzgEpHA== 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 4S5lrk2Y56z10Fv; Thu, 12 Oct 2023 10:15:34 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.17.1/8.17.1) with ESMTP id 39CAFYGE073382; Thu, 12 Oct 2023 10:15:34 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.17.1/8.17.1/Submit) id 39CAFYZT073379; Thu, 12 Oct 2023 10:15:34 GMT (envelope-from git) Date: Thu, 12 Oct 2023 10:15:34 GMT Message-Id: <202310121015.39CAFYZT073379@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Zhenlei Huang Subject: git: c415cfc8be1b - main - vm_phys: Add corresponding sysctl knob for loader tunable List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-all@freebsd.org X-BeenThere: dev-commits-src-all@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: zlei X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: c415cfc8be1b732a80f1ada6d52091e08eeb9ab5 Auto-Submitted: auto-generated The branch main has been updated by zlei: URL: https://cgit.FreeBSD.org/src/commit/?id=c415cfc8be1b732a80f1ada6d52091e08eeb9ab5 commit c415cfc8be1b732a80f1ada6d52091e08eeb9ab5 Author: Zhenlei Huang AuthorDate: 2023-10-12 10:14:49 +0000 Commit: Zhenlei Huang CommitDate: 2023-10-12 10:14:49 +0000 vm_phys: Add corresponding sysctl knob for loader tunable The loader tunable 'vm.numa.disabled' does not have corresponding sysctl MIB entry. Add it so that it can be retrieved, and `sysctl -T` will also report it correctly. Reviewed by: markj MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D42138 --- sys/vm/vm_phys.c | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/sys/vm/vm_phys.c b/sys/vm/vm_phys.c index 108297caac49..bc992bdfc58b 100644 --- a/sys/vm/vm_phys.c +++ b/sys/vm/vm_phys.c @@ -76,6 +76,12 @@ _Static_assert(sizeof(long long) >= sizeof(vm_paddr_t), #ifdef NUMA struct mem_affinity __read_mostly *mem_affinity; int __read_mostly *mem_locality; + +static int numa_disabled; +static SYSCTL_NODE(_vm, OID_AUTO, numa, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, + "NUMA options"); +SYSCTL_INT(_vm_numa, OID_AUTO, disabled, CTLFLAG_RDTUN | CTLFLAG_NOFETCH, + &numa_disabled, 0, "NUMA-awareness in the allocators is disabled"); #endif int __read_mostly vm_ndomains = 1; @@ -627,15 +633,14 @@ vm_phys_register_domains(int ndomains, struct mem_affinity *affinity, int *locality) { #ifdef NUMA - int d, i; + int i; /* * For now the only override value that we support is 1, which * effectively disables NUMA-awareness in the allocators. */ - d = 0; - TUNABLE_INT_FETCH("vm.numa.disabled", &d); - if (d) + TUNABLE_INT_FETCH("vm.numa.disabled", &numa_disabled); + if (numa_disabled) ndomains = 1; if (ndomains > 1) {