From nobody Fri Jan 30 05:06:37 2026 X-Original-To: dev-commits-src-branches@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 4f2PB62GQ6z6QcKc for ; Fri, 30 Jan 2026 05:06:38 +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 4f2PB55Xpqz3q8B for ; Fri, 30 Jan 2026 05:06:37 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1769749597; 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=bOhW9lfDQjFQTTkioHnuIKgyD2NMJPKdtRwkFLhsGQg=; b=Z8r86b1NwotNxdCS5uO7iKTne5FX5Hbrbok2McEb16mAS3yMS1vGCImcN11Ah7Zbkxhu7f ib48KANOkFt2G16YFBe9G4PBJ4Ta3L4zaa3JSYBxzvUgMTw1i5KiQRoPOCGZlClzQ7r1GB GJSQV2tpPGVeodCIJmtYE+ailPMRafzcLZTP0bPjI47Mwa8pCTDH3cAp48lNWtuQFwwhRK jFB4OdNrYtJCVOYTGcYd4f56/fLxaYRIivT7+dUQPYc/PvQU+rWEdNbduxvs+JzZCTUhfp iBnUQcnqfLAkgDrk0PFFwbCh+BeHzs1hMcyGgAjyd6WLXQ8yCSyI6wQXYJ5Rdw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1769749597; a=rsa-sha256; cv=none; b=HsrbpG7dLBe5dqr7RsyUfohPiMzNsRPCu4Y1g4MC/BzpxT5mnQziamoRDJZKEpsYAYzMkM YgvJBnPO9g7pAxFoSuXcLbeE++qYFNJG1sCWKNpO872ttR1GNWxSx2vlmWLuLY+9PkTfgN hLKatet37/k9vbXXIqqOz41Ga+HAHSVjpBZURzBjdi/CzFMQ5jGfWqdV8fdrvei2q+p+yB Wr6oLSC3gk0FhRhVeWZDHGDE02VqPe3uC+g2aGXKqGaACW9SBIyh3tvM5V6mSa26G9ZJz9 Hk68nWUFCfwctiDXpVQeruOsLD6OxxINPUJEmVof1Tm1l07b00acy9zssXU4cg== 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=1769749597; 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=bOhW9lfDQjFQTTkioHnuIKgyD2NMJPKdtRwkFLhsGQg=; b=Iz40jGZVZe0kVln1ca+kaXiTDUwSyh40Umr9Qv5b1MhpRsks6hiNwjyG5e16m/nOLsRA8x 4Jtdd47m+FF5nEOIQN6/9ejJ0W6js4e2FJmyTn6mva9DoivAT1C3FH7ay56I7N1lq5Dckn YBAVxDOzXIuh4YpbavYKYHuz3ProWf34aU/0ARTN7ea9BIOYUh4ZBWayTnx0mfyPtttebV r/Azx9NJz4QPUUVhIOxUs11v6tlC2Ly2HR/TBAeertHLUMFZPE7cplNwKMSznkuPwNo17f l0D9Ss0USk+jjfUwQx4blqsWTiSpqOL7GVNYr6v+vTxSyAmK6XKYJ67RkKgYAg== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4f2PB54cR6z18dm for ; Fri, 30 Jan 2026 05:06:37 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 400d9 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Fri, 30 Jan 2026 05:06:37 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Adrian Chadd Subject: git: efd7c55bade8 - stable/14 - powerpc: disable the TLBIE lock, it's not needed for POWER8 List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-branches@freebsd.org Sender: owner-dev-commits-src-branches@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/14 X-Git-Reftype: branch X-Git-Commit: efd7c55bade8654ab894669e1ab46a4cc54d4676 Auto-Submitted: auto-generated Date: Fri, 30 Jan 2026 05:06:37 +0000 Message-Id: <697c3c5d.400d9.14de8572@gitrepo.freebsd.org> The branch stable/14 has been updated by adrian: URL: https://cgit.FreeBSD.org/src/commit/?id=efd7c55bade8654ab894669e1ab46a4cc54d4676 commit efd7c55bade8654ab894669e1ab46a4cc54d4676 Author: Adrian Chadd AuthorDate: 2026-01-23 07:36:00 +0000 Commit: Adrian Chadd CommitDate: 2026-01-30 05:06:26 +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;