Date: Sat, 1 Apr 2017 08:37:19 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r316345 - stable/11/sys/x86/iommu Message-ID: <201704010837.v318bJ8m038229@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: kib Date: Sat Apr 1 08:37:19 2017 New Revision: 316345 URL: https://svnweb.freebsd.org/changeset/base/316345 Log: MFC r315933: Do not create RMRR entries for identity-mapped domains. Modified: stable/11/sys/x86/iommu/intel_ctx.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/x86/iommu/intel_ctx.c ============================================================================== --- stable/11/sys/x86/iommu/intel_ctx.c Sat Apr 1 08:34:53 2017 (r316344) +++ stable/11/sys/x86/iommu/intel_ctx.c Sat Apr 1 08:37:19 2017 (r316345) @@ -433,11 +433,13 @@ dmar_get_ctx_for_dev(struct dmar_unit *d TD_PINNED_ASSERT; return (NULL); } - error = domain_init_rmrr(domain1, dev); - if (error != 0) { - dmar_domain_destroy(domain1); - TD_PINNED_ASSERT; - return (NULL); + if (!id_mapped) { + error = domain_init_rmrr(domain1, dev); + if (error != 0) { + dmar_domain_destroy(domain1); + TD_PINNED_ASSERT; + return (NULL); + } } ctx1 = dmar_ctx_alloc(domain1, rid); ctxp = dmar_map_ctx_entry(ctx1, &sf);
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201704010837.v318bJ8m038229>