From 1852f0942c815d07f9a07d1006c17570862f517e Mon Sep 17 00:00:00 2001 From: Claudio Fontana Date: Mon, 22 Mar 2021 14:27:56 +0100 Subject: [PATCH] target/i386: gdbstub: only write CR0/CR2/CR3/EFER for sysemu Signed-off-by: Claudio Fontana Cc: Paolo Bonzini Reviewed-by: Richard Henderson Message-Id: <20210322132800.7470-21-cfontana@suse.de> Signed-off-by: Paolo Bonzini --- target/i386/gdbstub.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/target/i386/gdbstub.c b/target/i386/gdbstub.c index 4ad12954251..098a2ad15a9 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; } } -- 2.39.5