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From: Claudio Fontana <cfontana@suse.de>
To: "Paolo Bonzini" <pbonzini@redhat.com>,
	"Richard Henderson" <richard.henderson@linaro.org>,
	"Philippe Mathieu-Daudé" <philmd@redhat.com>,
	"Eduardo Habkost" <ehabkost@redhat.com>,
	"Peter Maydell" <peter.maydell@linaro.org>,
	"Alex Bennée" <alex.bennee@linaro.org>
Cc: Laurent Vivier <lvivier@redhat.com>,
	Thomas Huth <thuth@redhat.com>,
	Roman Bolshakov <r.bolshakov@yadro.com>,
	Claudio Fontana <cfontana@suse.de>,
	qemu-devel@nongnu.org
Subject: [PATCH v26 19/20] target/i386: gdbstub: only write CR0/CR2/CR3/EFER for sysemu
Date: Mon,  1 Mar 2021 09:54:49 +0100	[thread overview]
Message-ID: <20210301085450.1732-20-cfontana@suse.de> (raw)
In-Reply-To: <20210301085450.1732-1-cfontana@suse.de>

Signed-off-by: Claudio Fontana <cfontana@suse.de>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/i386/gdbstub.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/target/i386/gdbstub.c b/target/i386/gdbstub.c
index 4ad1295425..098a2ad15a 100644
--- a/target/i386/gdbstub.c
+++ b/target/i386/gdbstub.c
@@ -351,22 +351,30 @@ int x86_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
 
         case IDX_CTL_CR0_REG:
             len = gdb_write_reg_cs64(env->hflags, mem_buf, &tmp);
+#ifndef CONFIG_USER_ONLY
             cpu_x86_update_cr0(env, tmp);
+#endif
             return len;
 
         case IDX_CTL_CR2_REG:
             len = gdb_write_reg_cs64(env->hflags, mem_buf, &tmp);
+#ifndef CONFIG_USER_ONLY
             env->cr[2] = tmp;
+#endif
             return len;
 
         case IDX_CTL_CR3_REG:
             len = gdb_write_reg_cs64(env->hflags, mem_buf, &tmp);
+#ifndef CONFIG_USER_ONLY
             cpu_x86_update_cr3(env, tmp);
+#endif
             return len;
 
         case IDX_CTL_CR4_REG:
             len = gdb_write_reg_cs64(env->hflags, mem_buf, &tmp);
+#ifndef CONFIG_USER_ONLY
             cpu_x86_update_cr4(env, tmp);
+#endif
             return len;
 
         case IDX_CTL_CR8_REG:
@@ -378,7 +386,9 @@ int x86_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
 
         case IDX_CTL_EFER_REG:
             len = gdb_write_reg_cs64(env->hflags, mem_buf, &tmp);
+#ifndef CONFIG_USER_ONLY
             cpu_load_efer(env, tmp);
+#endif
             return len;
         }
     }
-- 
2.26.2



  parent reply	other threads:[~2021-03-01  9:02 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-01  8:54 [PATCH v26 00/20] i386 cleanup PART 2 Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 01/20] target/i386: Rename helper_fldt, helper_fstt Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 02/20] target/i386: Split out do_fsave, do_frstor, do_fxsave, do_fxrstor Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 03/20] i386: split cpu accelerators from cpu.c, using AccelCPUClass Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 04/20] cpu: call AccelCPUClass::cpu_realizefn in cpu_exec_realizefn Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 05/20] accel: introduce new accessor functions Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 06/20] target/i386: fix host_cpu_adjust_phys_bits error handling Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 07/20] accel-cpu: make cpu_realizefn return a bool Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 08/20] meson: add target_user_arch Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 09/20] i386: split off sysemu-only functionality in tcg-cpu Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 10/20] i386: split smm helper (sysemu) Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 11/20] i386: split tcg excp_helper into sysemu and user parts Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 12/20] i386: move TCG bpt_helper into sysemu/ Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 13/20] i386: split misc helper user stubs and sysemu part Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 14/20] i386: separate fpu_helper sysemu-only parts Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 15/20] i386: split svm_helper into sysemu and stub-only user Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 16/20] i386: split seg_helper into user-only and sysemu parts Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 17/20] i386: split off sysemu part of cpu.c Claudio Fontana
2021-03-01  8:54 ` [PATCH v26 18/20] target/i386: gdbstub: introduce aux functions to read/write CS64 regs Claudio Fontana
2021-03-01  8:54 ` Claudio Fontana [this message]
2021-03-01  8:54 ` [PATCH v26 20/20] i386: make cpu_load_efer sysemu-only Claudio Fontana
2021-03-01  9:18 ` [PATCH v26 00/20] i386 cleanup PART 2 no-reply
2021-03-08 12:57 ` Claudio Fontana
2021-03-08 13:27   ` Philippe Mathieu-Daudé
2021-03-08 13:52     ` Claudio Fontana
2021-03-08 14:57       ` Philippe Mathieu-Daudé
2021-03-08 15:03         ` Claudio Fontana
2021-03-08 15:07         ` Daniel P. Berrangé
2021-03-08 14:02   ` Alex Bennée
2021-05-05  8:27     ` Claudio Fontana
2021-05-05 10:04       ` Alex Bennée
2021-05-05 12:15         ` Philippe Mathieu-Daudé
2021-05-05 12:24           ` Philippe Mathieu-Daudé
2021-05-05 19:31           ` Eduardo Habkost
2021-05-06  7:55             ` Claudio Fontana
2021-05-06  9:10               ` Philippe Mathieu-Daudé
2021-05-06  9:33                 ` Philippe Mathieu-Daudé
2021-05-12  7:17                   ` Philippe Mathieu-Daudé
2021-05-17  6:17                     ` Claudio Fontana
2021-05-19 18:17                       ` Philippe Mathieu-Daudé

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