From nobody Fri Jan 30 05:03:21 2026 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 4f2P6L0TxGz6Qbym for ; Fri, 30 Jan 2026 05:03:22 +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 "R13" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4f2P6K6nkzz3pr1 for ; Fri, 30 Jan 2026 05:03:21 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1769749402; 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=PzmQXwSPx+W1kmUcsnbcDBI1GcB9BYzenY6+Xhefj3k=; b=RQWWlKY9rTgm1Cwpy2I8jJbrdo4ZA+YemVo3b8Ei4WzfmQheGJFd/vRxqKUzmEyGlB9LG3 QfvtGmKkhUzKpjQJkCyl5wfJFwPSvW4/Dvn9Ai9+BVLatq5iiXMTCb2yXDQQc6wNFKKm3f ulJW1q3lqUn+SV0ty+u6ZXz+EACBRZv9sArvZ/twtHm2dFeoT0Yj2tpXz7uCWpv6T2/x8x 4UGlmNha9IRbARt8LN8Cu8S4mIr6FuAhbXG3zaJsc6+1zq9w5YabBzGl9SwNjpWE2kPRBQ ttGZDuYoPNo6tiE3GfuS1wNVhbN8c4X83UMhDl3dz2RMHH3xwHZT9ekKV1sKIQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1769749402; a=rsa-sha256; cv=none; b=o4TPrYMjdtJ5Tl72ZXidnaFF8qSFZ0IDWg7/aMEES5Jji0GsorrgEmH4QMu/HnzuMFPVz+ H1eoItXH7B8gylrT3GXzYOpxAyjgSEZCRQRHPvkiMzoacBEfHKqwhDcv9daeRSerRVitpi 9dFhg42G+ST6zwCrT41wb9y3tG3rQAJoKK+tpuqlSxX6T/6m5m56OSdjJFocgvSUKy2NuQ KSGWpSArHsPB9ELbw1+3X4D7EYwgayd8ED/QPAu607gkwFN63gDHOIAbUA55Y/AVv1Djbv GpCllTctkRc8OUVWSwp1AQZmx9aniEpRPvGK8gZJZoO7jBfqnU2fvEwDfOUvEg== 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=1769749402; 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=PzmQXwSPx+W1kmUcsnbcDBI1GcB9BYzenY6+Xhefj3k=; b=VF3IDj7pTtGULpgMp0MyWZNDLhp60wda3cKolYpLTzEN7n02Q1V56JmFSJytV5K43m4Y7A 5c4CcQjXq9RD2aVS8Ud6f4Focci3bSJgdqkzH3VaJR4tIIJESInh1Nc9OQFvd23LkCygWw bfpR+ePhRzcSrNdbExbP5UJf/iO5uOdn+WV7s1tYx47P1Tqw4FV4VzJNdNrOOgDr4dtgiq PHcccy71asywSNf3OFn/3yUD/N23kBqzbc29sa0WaOOkSn9uiylShTvElmPSoS4ESWUL5Y d5CRZxrTFMi0ue6nYI7ChBSa369jdGRoptii7vdMlNVr5rt5FucvojI3ef1cjw== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4f2P6K6HS8z18RZ for ; Fri, 30 Jan 2026 05:03:21 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 40ecf by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Fri, 30 Jan 2026 05:03:21 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Adrian Chadd Subject: git: 0a45c8821d8e - stable/15 - powerpc: disable the TLBIE lock, it's not needed for POWER8 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: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: adrian X-Git-Repository: src X-Git-Refname: refs/heads/stable/15 X-Git-Reftype: branch X-Git-Commit: 0a45c8821d8eb8c81c1090339c98aafec964f017 Auto-Submitted: auto-generated Date: Fri, 30 Jan 2026 05:03:21 +0000 Message-Id: <697c3b99.40ecf.67f3211e@gitrepo.freebsd.org> The branch stable/15 has been updated by adrian: URL: https://cgit.FreeBSD.org/src/commit/?id=0a45c8821d8eb8c81c1090339c98aafec964f017 commit 0a45c8821d8eb8c81c1090339c98aafec964f017 Author: Adrian Chadd AuthorDate: 2026-01-23 07:36:00 +0000 Commit: Adrian Chadd CommitDate: 2026-01-30 05:03:15 +0000 powerpc: disable the TLBIE lock, it's not needed for POWER8 According to POWER8_UM_v1.3_16MAR2016 3.8.3 Translation Lookaside Buffer (TLB), POWER8 supports lockless TLBIE operations. Locally Tested: * IBM POWER8 Revision 2.0, dual socket, 160 threads Differential Revision: https://reviews.freebsd.org/D54855 Approved by: jhibbits (cherry picked from commit 9a5baa9c585652fb7bd4ccd45d567204caf349f2) --- sys/powerpc/aim/moea64_native.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/sys/powerpc/aim/moea64_native.c b/sys/powerpc/aim/moea64_native.c index bf254e1f466c..20beccbdf935 100644 --- a/sys/powerpc/aim/moea64_native.c +++ b/sys/powerpc/aim/moea64_native.c @@ -565,6 +565,11 @@ moea64_bootstrap_native(vm_offset_t kernelstart, vm_offset_t kernelend) moea64_early_bootstrap(kernelstart, kernelend); switch (mfpvr() >> 16) { + case IBMPOWER8: + case IBMPOWER8E: + case IBMPOWER8NVL: + moea64_need_lock = false; + break; case IBMPOWER9: moea64_need_lock = false; break;