{"id":2216019,"url":"http://patchwork.ozlabs.org/api/patches/2216019/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260325164453.72127-9-pbonzini@redhat.com/","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/projects/14/?format=json","name":"QEMU Development","link_name":"qemu-devel","list_id":"qemu-devel.nongnu.org","list_email":"qemu-devel@nongnu.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260325164453.72127-9-pbonzini@redhat.com>","list_archive_url":null,"date":"2026-03-25T16:44:42","name":"[PULL,08/19] whpx: i386: don't restore segment registers after MMIO handling","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"a9411f12756fb833e95cdca6f1e0c373795341a4","submitter":{"id":2701,"url":"http://patchwork.ozlabs.org/api/people/2701/?format=json","name":"Paolo Bonzini","email":"pbonzini@redhat.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260325164453.72127-9-pbonzini@redhat.com/mbox/","series":[{"id":497473,"url":"http://patchwork.ozlabs.org/api/series/497473/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/list/?series=497473","date":"2026-03-25T16:44:34","name":"[PULL,01/19] tests/functional: preserve PYTHONPATH entries","version":1,"mbox":"http://patchwork.ozlabs.org/series/497473/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2216019/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2216019/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=H3SWsycI;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=google header.b=JEml2RmB;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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HV and QEMU order matches */\n assert(idx == WHvX64RegisterEs);\n- for (i = 0; i < 6; i += 1, idx += 1) {\n- vcxt.values[idx].Segment = whpx_seg_q2h(&env->segs[i], v86, r86);\n- }\n \n- assert(idx == WHvX64RegisterLdtr);\n- /*\n- * Skip those registers for synchronisation after MMIO accesses\n- * as they're not going to be modified in that case.\n- */\n if (level > WHPX_LEVEL_FAST_RUNTIME_STATE) {\n+\n+ /* Translate 6+4 segment registers. HV and QEMU order matches */\n+ for (i = 0; i < 6; i += 1, idx += 1) {\n+ vcxt.values[idx].Segment = whpx_seg_q2h(&env->segs[i], v86, r86);\n+ }\n+\n+ assert(idx == WHvX64RegisterLdtr);\n+ /*\n+ * Skip those registers for synchronisation after MMIO accesses\n+ * as they're not going to be modified in that case.\n+ */\n+\n vcxt.values[idx++].Segment = whpx_seg_q2h(&env->ldt, 0, 0);\n \n assert(idx == WHvX64RegisterTr);\n","prefixes":["PULL","08/19"]}