From nobody Tue Sep 29 00:31:51 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 4htzdT5prWz6t4jw for ; Tue, 29 Sep 2026 00:31:57 +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 "YR2" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4htzdS75jNz4VtG for ; Tue, 29 Sep 2026 00:31:56 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1790641917; 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=VqbaX339Dwc0N9UX4Au1LOPVwCIKvFg6jIM1gNFmmQU=; b=N0rI8pyX/8YMwoxeDava+LT6GA6qd81X/cy3zi1AN3lIzWxPiNQ0l2IKmTswKrP/7ZbtpV hFiFnBNQmmJhy2tSImFlUX93lvVhK2C8gi2C96WggJrIIihieOczLM/V7/qq4Idf+CtHqE /pNe1/Y0fgZHiywY1Z2xoqYKsxLyidsAxb+3PmwFrPTZE8ToQwFg6lAvaeD+2+YLZcvq0C l4iLjouG6XqhpJMJppOpUrfDIgOR/Nxg2302s6OyAMBRYtTuozIMTDUFsYOMgHK88QWEgU gNgMHqilu67Ke1BaxcWngC+KE6qn+hheycpkggL3tleFNRQmdRnckOAePUqr+g== ARC-Seal: i=1; a=rsa-sha256; d=freebsd.org; s=dkim; cv=none; t=1790641917; b=Lw/2YKPlJSovEbQ1rs9hxwopvBBNjl3RqWn7VXXr24xLVheMA0tjUMH4fRFc736ATcYJRy MSY9J6JlNzsoyPGPCQJ8J4bvo8v1ijznYE8hQR+6QozIUkLJDNtrK3Jxusd1uzzdgJ0ERs kVCgnUesu0AZndLVHhn505CjZIqOavGLbWyBVvn776o2eKaRC+/y5ZuJ4UQXljom9ie+59 +PLrMrDxguaCXc6G28n+IOi5DrWtfku7h4MnEz+xoRrhSzuFprXY54655SliGZCv1+DiA2 rM4uoDC5qu1NddDxcX7wq91gRS7PvSYGk/ZJmpuswz4ReVLn36Jn30pvLsNk1w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1790641917; 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=VqbaX339Dwc0N9UX4Au1LOPVwCIKvFg6jIM1gNFmmQU=; b=hT2T7mfEuhtPpDoux2HZ3wXKOYkSF1h7mqZ0DiibRsb0c6mcY7tyKFUtiRlKKqNNU+fYzz 3hETW+N+z0n6bHkRD/lstBueYsiwrqqHzfg6uoW2rOiF9vYqjDFxzh1zP0KxoahhQeahE5 CgutKoTyoaE2F4tOZ/ctjuWjUDkMgsi9V+RRBCqELW9zFuobiLq6UddzCHXiZwsvoJk/tJ 8naT2S8UELIaih6yK1hS3U8/YHJmsvFukbNS2SjcAN82dfv68ppUIr9G/XizPuaATPjGYT Wtf/t2Ex5NBd1O4UHDzi1rvZastVayLS0GEFhdu9+5V9jkIB7VON3seITxNLLg== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4htzdS65gkzrMJ for ; Tue, 29 Sep 2026 00:31:56 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 3c884 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Tue, 29 Sep 2026 00:31:51 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Konstantin Belousov Subject: git: 61412c0ff5cc - stable/15 - amd64 cpufunc.h: add WRMSRNS helpers 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 List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kib X-Git-Repository: src X-Git-Refname: refs/heads/stable/15 X-Git-Reftype: branch X-Git-Commit: 61412c0ff5cc69103a1e24ceaa387d4a2e150c40 Auto-Submitted: auto-generated Date: Tue, 29 Sep 2026 00:31:51 +0000 Message-Id: <6abb06f7.3c884.2df8691c@gitrepo.freebsd.org> The branch stable/15 has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=61412c0ff5cc69103a1e24ceaa387d4a2e150c40 commit 61412c0ff5cc69103a1e24ceaa387d4a2e150c40 Author: Konstantin Belousov AuthorDate: 2026-09-19 08:31:59 +0000 Commit: Konstantin Belousov CommitDate: 2026-09-29 00:26:31 +0000 amd64 cpufunc.h: add WRMSRNS helpers (cherry picked from commit 4a8acccc2e59b6ac5f4068471d94b40347ebeff0) --- sys/amd64/include/cpufunc.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/sys/amd64/include/cpufunc.h b/sys/amd64/include/cpufunc.h index 9a4c82275a99..1703d0109595 100644 --- a/sys/amd64/include/cpufunc.h +++ b/sys/amd64/include/cpufunc.h @@ -382,6 +382,19 @@ wrmsr(u_int msr, uint64_t newval) __asm __volatile("wrmsr" : : "a" (low), "d" (high), "c" (msr)); } +static __inline void +wrmsrns(u_int msr, uint64_t newval) +{ + uint32_t low, high; + + low = newval; + high = newval >> 32; + __asm __volatile("wrmsrns" : : "a" (low), "d" (high), "c" (msr)); +} + +#define wrmsr_imm(msr, val) \ + __asm __volatile("wrmsrns %0, %1" : : "r" (val), "i" (msr)) + static __inline void load_cr0(u_long data) {