From owner-svn-src-all@freebsd.org Sun Jul 19 23:20:58 2020 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 040AD36C4F0; Sun, 19 Jul 2020 23:20:58 +0000 (UTC) (envelope-from chuck@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 "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4B917Y6JGxz49v9; Sun, 19 Jul 2020 23:20:57 +0000 (UTC) (envelope-from chuck@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id BBB0D232F3; Sun, 19 Jul 2020 23:20:57 +0000 (UTC) (envelope-from chuck@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 06JNKvR5054607; Sun, 19 Jul 2020 23:20:57 GMT (envelope-from chuck@FreeBSD.org) Received: (from chuck@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 06JNKvHK054606; Sun, 19 Jul 2020 23:20:57 GMT (envelope-from chuck@FreeBSD.org) Message-Id: <202007192320.06JNKvHK054606@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: chuck set sender to chuck@FreeBSD.org using -f From: Chuck Tuffli Date: Sun, 19 Jul 2020 23:20:57 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r363340 - stable/12/usr.sbin/bhyve X-SVN-Group: stable-12 X-SVN-Commit-Author: chuck X-SVN-Commit-Paths: stable/12/usr.sbin/bhyve X-SVN-Commit-Revision: 363340 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 19 Jul 2020 23:20:58 -0000 Author: chuck Date: Sun Jul 19 23:20:57 2020 New Revision: 363340 URL: https://svnweb.freebsd.org/changeset/base/363340 Log: MFC r362751 bhyve: fix NVMe Get Log Page command Modified: stable/12/usr.sbin/bhyve/pci_nvme.c Directory Properties: stable/12/ (props changed) Modified: stable/12/usr.sbin/bhyve/pci_nvme.c ============================================================================== --- stable/12/usr.sbin/bhyve/pci_nvme.c Sun Jul 19 23:19:09 2020 (r363339) +++ stable/12/usr.sbin/bhyve/pci_nvme.c Sun Jul 19 23:20:57 2020 (r363340) @@ -830,32 +830,42 @@ static int nvme_opc_get_log_page(struct pci_nvme_softc* sc, struct nvme_command* command, struct nvme_completion* compl) { - uint32_t logsize = (1 + ((command->cdw10 >> 16) & 0xFFF)) * 2; + uint32_t logsize; uint8_t logpage = command->cdw10 & 0xFF; DPRINTF("%s log page %u len %u", __func__, logpage, logsize); pci_nvme_status_genc(&compl->status, NVME_SC_SUCCESS); + /* + * Command specifies the number of dwords to return in fields NUMDU + * and NUMDL. This is a zero-based value. + */ + logsize = ((command->cdw11 << 16) | (command->cdw10 >> 16)) + 1; + logsize *= sizeof(uint32_t); + switch (logpage) { case NVME_LOG_ERROR: nvme_prp_memcpy(sc->nsc_pi->pi_vmctx, command->prp1, - command->prp2, (uint8_t *)&sc->err_log, logsize, + command->prp2, (uint8_t *)&sc->err_log, + MIN(logsize, sizeof(sc->err_log)), NVME_COPY_TO_PRP); break; case NVME_LOG_HEALTH_INFORMATION: /* TODO: present some smart info */ nvme_prp_memcpy(sc->nsc_pi->pi_vmctx, command->prp1, - command->prp2, (uint8_t *)&sc->health_log, logsize, + command->prp2, (uint8_t *)&sc->health_log, + MIN(logsize, sizeof(sc->health_log)), NVME_COPY_TO_PRP); break; case NVME_LOG_FIRMWARE_SLOT: nvme_prp_memcpy(sc->nsc_pi->pi_vmctx, command->prp1, - command->prp2, (uint8_t *)&sc->fw_log, logsize, + command->prp2, (uint8_t *)&sc->fw_log, + MIN(logsize, sizeof(sc->fw_log)), NVME_COPY_TO_PRP); break; default: - WPRINTF("%s get log page %x command not supported", + DPRINTF("%s get log page %x command not supported", __func__, logpage); pci_nvme_status_tc(&compl->status, NVME_SCT_COMMAND_SPECIFIC,