{"id":2216013,"url":"http://patchwork.ozlabs.org/api/patches/2216013/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260325164453.72127-13-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":"<20260325164453.72127-13-pbonzini@redhat.com>","list_archive_url":null,"date":"2026-03-25T16:44:46","name":"[PULL,12/19] whpx: i386: indirect access to CRs","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"ff3d8507e32c93fb7313d40e8e13c5d7de76051b","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/20260325164453.72127-13-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/2216013/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2216013/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 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DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001,\n SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no","X-Spam_action":"no action","X-BeenThere":"qemu-devel@nongnu.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"qemu development ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"},"content":"From: Mohamed Mediouni \n\nSigned-off-by: Mohamed Mediouni \nLink: https://lore.kernel.org/r/20260324151323.74473-10-mohamed@unpredictable.fr\nSigned-off-by: Paolo Bonzini \n---\n target/i386/whpx/whpx-all.c | 32 +++++++++++++++++++++++++++++++-\n 1 file changed, 31 insertions(+), 1 deletion(-)","diff":"diff --git a/target/i386/whpx/whpx-all.c b/target/i386/whpx/whpx-all.c\nindex b97dc9fd514..71b33a632ac 100644\n--- a/target/i386/whpx/whpx-all.c\n+++ b/target/i386/whpx/whpx-all.c\n@@ -905,12 +905,42 @@ static bool is_user_mode(CPUState *cpu)\n return vcpu->exit_ctx.VpContext.ExecutionState.Cpl == 3;\n }\n \n+static target_ulong read_cr(CPUState *cpu, int cr)\n+{\n+ WHV_REGISTER_NAME whv_cr;\n+ WHV_REGISTER_VALUE val;\n+\n+ switch (cr) {\n+ case 0:\n+ whv_cr = WHvX64RegisterCr0;\n+ break;\n+ case 2:\n+ whv_cr = WHvX64RegisterCr2;\n+ break;\n+ case 3:\n+ whv_cr = WHvX64RegisterCr3;\n+ break;\n+ case 4:\n+ whv_cr = WHvX64RegisterCr4;\n+ break;\n+ case 8:\n+ whv_cr = WHvX64RegisterCr8;\n+ break;\n+ default:\n+ abort();\n+ }\n+ whpx_get_reg(cpu, whv_cr, &val);\n+\n+ return val.Reg64;\n+}\n+\n static const struct x86_emul_ops whpx_x86_emul_ops = {\n .read_segment_descriptor = read_segment_descriptor,\n .handle_io = handle_io,\n .is_protected_mode = is_protected_mode,\n .is_long_mode = is_long_mode,\n- .is_user_mode = is_user_mode\n+ .is_user_mode = is_user_mode,\n+ .read_cr = read_cr\n };\n \n static void whpx_init_emu(void)\n","prefixes":["PULL","12/19"]}