From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E3571C021A3 for ; Tue, 11 Feb 2025 00:10:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6xA6De1R0WSoUSiNpfGLOtw2QdJPjwel4uEX3ihQlyA=; b=X9ZpIdhGuBHW8S 9RbVZOlj2l9kTIUR45ipSq6TNWvTnnA02olhLMkNbHq7kUJ0lGBak4ESjAJ+djXMLGLMj1ZHAuFb4 6C6yqZX1W4ehzGjf8+hZV6MsL72Bwm+dKf3fJXYurDhsmOXdkbfcjr4vv2NVGjTPRD8qh1q1JB3D8 +rAALareNIw8lgmNr/OtCYUqrryxqRdOGa6IsSuqsCpYtqDk8lzC0qyktu3J+vLxd9CmDF4B46arD 3F5tEGqwocxiChUHwhpjs6CgNmMqBuLH/WF6MjpOWWaM3zAm96gevmz96o5e/8Dp9NKgoVFJMidAJ eKFWk/YGgResPDXOTDtA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1thdrY-00000001w25-2oPS; Tue, 11 Feb 2025 00:10:52 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1thbS9-00000001VWS-0Hmi for linux-riscv@bombadil.infradead.org; Mon, 10 Feb 2025 21:36:29 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:Content-Type: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender :Reply-To:Content-ID:Content-Description; bh=YLemH8ynfgSfPvc/FNbZdwEa9OOsaEqx6lRijihbbR8=; b=oaGHdhdEyOKEfEHPOXSyvVkuNP YFXNlyD1zYWpm78+V2c42gVqqWga/UhN/HyEPLnwfqRgqiClUbhlA9Dsp77E9jr/pfHSJzhnX8LIj QQ+g1DPYNUPI0twji7oBpY5pmBUlWkTl1slC266zWwfDJBMMh0LdW/GFQTye39EvBDSNVlwbRF1P3 xSMds/vpznavVnuTP+3VehdT38yrIcAazxmym97H+vecNmzzO7p2BddlRWiKiOfgorfYUBUXgJLdx 2tz18HVoBu20H4/Kk4nvC0lM9ubxig2iP7ypNzRnHwXcF9CFpCIt3v66g9tuHMJk/klNOJFAfn1Ac 7bWFYl6w==; Received: from mail-wr1-x430.google.com ([2a00:1450:4864:20::430]) by casper.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1thbS5-0000000GoSS-3Z4R for linux-riscv@lists.infradead.org; Mon, 10 Feb 2025 21:36:27 +0000 Received: by mail-wr1-x430.google.com with SMTP id ffacd0b85a97d-38dcc6bfbccso1956251f8f.0 for ; Mon, 10 Feb 2025 13:36:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20230601.gappssmtp.com; s=20230601; t=1739223383; x=1739828183; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=YLemH8ynfgSfPvc/FNbZdwEa9OOsaEqx6lRijihbbR8=; b=WTp7hm6BtoF38h/0Q1noY5l4R8Ysa/DEmJixoqjO8sQxPyOQlkjAD9vV3Cm4cd++CQ EKZDNSQfA7hhSOTHYbTQHmMpZ9sTcBEX2LmyzcpIx9DxCt16uo0Dw0lYzOLGe9qMBT/B MzCgx5FVwXPGtAkDZQiz8FqRdIwA8DIBUsnpNorib6I9TOiZ9ST28I/FYnNmTI6n4oqp QFlhNfX1pSSX1NyHlPi2Qw3RTWA+KjU3ZY5uB8LVeAt7G9qOCghOMNnX7q8BI0Uh0nR9 JnqIsKfI81sDS8Ocp2ZT0EAplUjLP9kUxkFLa/BkHrobj+pZofVFqw6NszshvodcJsnB rwDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1739223383; x=1739828183; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=YLemH8ynfgSfPvc/FNbZdwEa9OOsaEqx6lRijihbbR8=; b=iyldymkWZ1Z0xPR4cEmmBfvlBtUYSwxomjHpuwhmEd3YWhOmUqYszrJvOfrZh0VofP z5t9SBDArfmRWI+Sbcfond+Ve8/TOsPxE2tD5UrwcUe6onBCEqTi1cb5tYWX9CtgkVhZ Nurjv6/I56SFXF0VSrqG0ruLSqrWqhWitbTzXoBe/5YTbG+CRCKlI2VB4FtFUAOHqWNZ 9yX3wtOTvIVcdwuYbI2QjmYm5wDTUEbQSeKjE8jdbug4g7z4XVjeWjNIumn9I01AcWth Q8YR1aUIewKLCORqNsP1IhEeGxTCzcQW8u7IkOtrswmD70hF0R1kg+w/2O2o2jXQxrkY jhQw== X-Forwarded-Encrypted: i=1; AJvYcCXuAmUxIx++Qdaeevjq9hLimAJlpLSY/e81UwmB5jTtKAdCGI0jitXYJ6Gb9necTM6stDGoa5OTDqhVmg==@lists.infradead.org X-Gm-Message-State: AOJu0YxX4L/sjLYDxYydeF/eFW1Qw6Pu20WGDA6a4ZkSXNPMfUPeZFxZ Mr4E0F3kN0Dbs/zv+G92QK3d97wV0+nFNgsVNH/Jqbv5UB3f52H2sDJcUGgXMfw= X-Gm-Gg: ASbGncuQ8z+19sBSe6gWjXm+WDV/lN35QdjrrVFKXeTARLqzlPTBzRXd/rdyswLduIK Bthhp7xM/ZkRcP3TuGUfPb4DG88oD14B8u8/Nh3zdAFUNmhLYvP9BlpAV4IBgmnvkJ9nFPTmFkw d0GnIxE/TJxEgDrJThZuBgvX/uImImGyGUu/EeHQE7OT9GHnSSccToNoYGpl9lcuR0FQWC596GP bb2QpobVsR67gEL7YgI+wBtv9dZlUXhvH1QxWif/FZLG1Bt7jHIsYFOtAxyCDUswKn3viX9OUY4 gmU7FGDPVLhJWwKZ X-Google-Smtp-Source: AGHT+IH2dlYi1O5kUCZJxtYlgHXa+ws9BLhvD6mC+8NX+JeSXuC2kr9vlNuO+zXUNjOhcWWHcNo08w== X-Received: by 2002:adf:efc4:0:b0:38a:4b8b:c57a with SMTP id ffacd0b85a97d-38dc93509damr12435434f8f.44.1739223383507; Mon, 10 Feb 2025 13:36:23 -0800 (PST) Received: from carbon-x1.. ([2a01:e0a:e17:9700:16d2:7456:6634:9626]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4394376118esm47541515e9.40.2025.02.10.13.36.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 10 Feb 2025 13:36:22 -0800 (PST) From: =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= To: Paul Walmsley , Palmer Dabbelt , Anup Patel , Atish Patra , Shuah Khan , Jonathan Corbet , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-kselftest@vger.kernel.org Cc: =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= , Samuel Holland Subject: [PATCH v2 15/15] RISC-V: KVM: add support for SBI_FWFT_MISALIGNED_DELEG Date: Mon, 10 Feb 2025 22:35:48 +0100 Message-ID: <20250210213549.1867704-16-cleger@rivosinc.com> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250210213549.1867704-1-cleger@rivosinc.com> References: <20250210213549.1867704-1-cleger@rivosinc.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250210_213626_118808_B8971120 X-CRM114-Status: GOOD ( 13.25 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org U0JJX0ZXRlRfTUlTQUxJR05FRF9ERUxFRyBuZWVkcyBoZWRlbGVnIHRvIGJlIG1vZGlmaWVkIHRv IGRlbGVnYXRlCm1pc2FsaWduZWQgbG9hZC9zdG9yZSBleGNlcHRpb25zLiBTYXZlIGFuZCByZXN0 b3JlIGl0IGR1cmluZyBDUFUKbG9hZC9wdXQuCgpTaWduZWQtb2ZmLWJ5OiBDbMOpbWVudCBMw6ln ZXIgPGNsZWdlckByaXZvc2luYy5jb20+Ci0tLQogYXJjaC9yaXNjdi9rdm0vdmNwdS5jICAgICAg ICAgIHwgIDMgKysrCiBhcmNoL3Jpc2N2L2t2bS92Y3B1X3NiaV9md2Z0LmMgfCAzOSArKysrKysr KysrKysrKysrKysrKysrKysrKysrKysrKysrCiAyIGZpbGVzIGNoYW5nZWQsIDQyIGluc2VydGlv bnMoKykKCmRpZmYgLS1naXQgYS9hcmNoL3Jpc2N2L2t2bS92Y3B1LmMgYi9hcmNoL3Jpc2N2L2t2 bS92Y3B1LmMKaW5kZXggNTQyNzQ3ZTJjN2Y1Li5kOThlMzc5OTQ1YzMgMTAwNjQ0Ci0tLSBhL2Fy Y2gvcmlzY3Yva3ZtL3ZjcHUuYworKysgYi9hcmNoL3Jpc2N2L2t2bS92Y3B1LmMKQEAgLTY0Niw2 ICs2NDYsNyBAQCB2b2lkIGt2bV9hcmNoX3ZjcHVfcHV0KHN0cnVjdCBrdm1fdmNwdSAqdmNwdSkK IHsKIAl2b2lkICpuc2g7CiAJc3RydWN0IGt2bV92Y3B1X2NzciAqY3NyID0gJnZjcHUtPmFyY2gu Z3Vlc3RfY3NyOworCXN0cnVjdCBrdm1fdmNwdV9jb25maWcgKmNmZyA9ICZ2Y3B1LT5hcmNoLmNm ZzsKIAogCXZjcHUtPmNwdSA9IC0xOwogCkBAIC02NzEsNiArNjcyLDcgQEAgdm9pZCBrdm1fYXJj aF92Y3B1X3B1dChzdHJ1Y3Qga3ZtX3ZjcHUgKnZjcHUpCiAJCWNzci0+dnN0dmFsID0gbmFjbF9j c3JfcmVhZChuc2gsIENTUl9WU1RWQUwpOwogCQljc3ItPmh2aXAgPSBuYWNsX2Nzcl9yZWFkKG5z aCwgQ1NSX0hWSVApOwogCQljc3ItPnZzYXRwID0gbmFjbF9jc3JfcmVhZChuc2gsIENTUl9WU0FU UCk7CisJCWNmZy0+aGVkZWxlZyA9IG5hY2xfY3NyX3JlYWQobnNoLCBDU1JfSEVERUxFRyk7CiAJ fSBlbHNlIHsKIAkJY3NyLT52c3N0YXR1cyA9IGNzcl9yZWFkKENTUl9WU1NUQVRVUyk7CiAJCWNz ci0+dnNpZSA9IGNzcl9yZWFkKENTUl9WU0lFKTsKQEAgLTY4MSw2ICs2ODMsNyBAQCB2b2lkIGt2 bV9hcmNoX3ZjcHVfcHV0KHN0cnVjdCBrdm1fdmNwdSAqdmNwdSkKIAkJY3NyLT52c3R2YWwgPSBj c3JfcmVhZChDU1JfVlNUVkFMKTsKIAkJY3NyLT5odmlwID0gY3NyX3JlYWQoQ1NSX0hWSVApOwog CQljc3ItPnZzYXRwID0gY3NyX3JlYWQoQ1NSX1ZTQVRQKTsKKwkJY2ZnLT5oZWRlbGVnID0gY3Ny X3JlYWQoQ1NSX0hFREVMRUcpOwogCX0KIH0KIApkaWZmIC0tZ2l0IGEvYXJjaC9yaXNjdi9rdm0v dmNwdV9zYmlfZndmdC5jIGIvYXJjaC9yaXNjdi9rdm0vdmNwdV9zYmlfZndmdC5jCmluZGV4IGZl NjA4YmYxNjU1OC4uMjM1YTQ2ZDU1M2Q0IDEwMDY0NAotLS0gYS9hcmNoL3Jpc2N2L2t2bS92Y3B1 X3NiaV9md2Z0LmMKKysrIGIvYXJjaC9yaXNjdi9rdm0vdmNwdV9zYmlfZndmdC5jCkBAIC0xNCw2 ICsxNCw4IEBACiAjaW5jbHVkZSA8YXNtL2t2bV92Y3B1X3NiaS5oPgogI2luY2x1ZGUgPGFzbS9r dm1fdmNwdV9zYmlfZndmdC5oPgogCisjZGVmaW5lIE1JU19ERUxFRyAoMVVMIDw8IEVYQ19MT0FE X01JU0FMSUdORUQgfCAxVUwgPDwgRVhDX1NUT1JFX01JU0FMSUdORUQpCisKIHN0YXRpYyBjb25z dCBlbnVtIHNiaV9md2Z0X2ZlYXR1cmVfdCBrdm1fZndmdF9kZWZpbmVkX2ZlYXR1cmVzW10gPSB7 CiAJU0JJX0ZXRlRfTUlTQUxJR05FRF9FWENfREVMRUcsCiAJU0JJX0ZXRlRfTEFORElOR19QQUQs CkBAIC0zNSw3ICszNyw0NCBAQCBzdGF0aWMgYm9vbCBrdm1fZndmdF9pc19kZWZpbmVkX2ZlYXR1 cmUoZW51bSBzYmlfZndmdF9mZWF0dXJlX3QgZmVhdHVyZSkKIAlyZXR1cm4gZmFsc2U7CiB9CiAK K3N0YXRpYyBib29sIGt2bV9zYmlfZndmdF9taXNhbGlnbmVkX2RlbGVnYXRpb25fc3VwcG9ydGVk KHN0cnVjdCBrdm1fdmNwdSAqdmNwdSkKK3sKKwlpZiAoIW1pc2FsaWduZWRfdHJhcHNfY2FuX2Rl bGVnYXRlKCkpCisJCXJldHVybiBmYWxzZTsKKworCXJldHVybiB0cnVlOworfQorCitzdGF0aWMg aW50IGt2bV9zYmlfZndmdF9zZXRfbWlzYWxpZ25lZF9kZWxlZ2F0aW9uKHN0cnVjdCBrdm1fdmNw dSAqdmNwdSwKKwkJCQkJc3RydWN0IGt2bV9zYmlfZndmdF9jb25maWcgKmNvbmYsCisJCQkJCXVu c2lnbmVkIGxvbmcgdmFsdWUpCit7CisJaWYgKHZhbHVlID09IDEpCisJCWNzcl9zZXQoQ1NSX0hF REVMRUcsIE1JU19ERUxFRyk7CisJZWxzZSBpZiAodmFsdWUgPT0gMCkKKwkJY3NyX2NsZWFyKENT Ul9IRURFTEVHLCBNSVNfREVMRUcpOworCWVsc2UKKwkJcmV0dXJuIFNCSV9FUlJfSU5WQUxJRF9Q QVJBTTsKKworCXJldHVybiBTQklfU1VDQ0VTUzsKK30KKworc3RhdGljIGludCBrdm1fc2JpX2Z3 ZnRfZ2V0X21pc2FsaWduZWRfZGVsZWdhdGlvbihzdHJ1Y3Qga3ZtX3ZjcHUgKnZjcHUsCisJCQkJ CXN0cnVjdCBrdm1fc2JpX2Z3ZnRfY29uZmlnICpjb25mLAorCQkJCQl1bnNpZ25lZCBsb25nICp2 YWx1ZSkKK3sKKwkqdmFsdWUgPSAoY3NyX3JlYWQoQ1NSX0hFREVMRUcpICYgTUlTX0RFTEVHKSAh PSAwOworCisJcmV0dXJuIFNCSV9TVUNDRVNTOworfQorCiBzdGF0aWMgY29uc3Qgc3RydWN0IGt2 bV9zYmlfZndmdF9mZWF0dXJlIGZlYXR1cmVzW10gPSB7CisJeworCQkuaWQgPSBTQklfRldGVF9N SVNBTElHTkVEX0VYQ19ERUxFRywKKwkJLnN1cHBvcnRlZCA9IGt2bV9zYmlfZndmdF9taXNhbGln bmVkX2RlbGVnYXRpb25fc3VwcG9ydGVkLAorCQkuc2V0ID0ga3ZtX3NiaV9md2Z0X3NldF9taXNh bGlnbmVkX2RlbGVnYXRpb24sCisJCS5nZXQgPSBrdm1fc2JpX2Z3ZnRfZ2V0X21pc2FsaWduZWRf ZGVsZWdhdGlvbiwKKwl9LAogfTsKIAogc3RhdGljIHN0cnVjdCBrdm1fc2JpX2Z3ZnRfY29uZmln ICoKLS0gCjIuNDcuMgoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCmxpbnV4LXJpc2N2IG1haWxpbmcgbGlzdApsaW51eC1yaXNjdkBsaXN0cy5pbmZyYWRl YWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgt cmlzY3YK