From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:38913) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SznJF-0007gq-1e for qemu-devel@nongnu.org; Fri, 10 Aug 2012 07:23:17 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SznJC-0000hL-J0 for qemu-devel@nongnu.org; Fri, 10 Aug 2012 07:23:16 -0400 Received: from mx1.redhat.com ([209.132.183.28]:31285) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SznJC-0000h9-A3 for qemu-devel@nongnu.org; Fri, 10 Aug 2012 07:23:14 -0400 From: Igor Mammedov Date: Fri, 10 Aug 2012 13:22:24 +0200 Message-Id: <1344597756-2890-9-git-send-email-imammedo@redhat.com> In-Reply-To: <1344597756-2890-1-git-send-email-imammedo@redhat.com> References: <1344597756-2890-1-git-send-email-imammedo@redhat.com> Subject: [Qemu-devel] [RFC 08/20] target-i386: convert 'hv_spinlocks' feature into property List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aliguori@us.ibm.com, stefanha@linux.vnet.ibm.com, gleb@redhat.com, jan.kiszka@siemens.com, mtosatti@redhat.com, mdroth@linux.vnet.ibm.com, blauwirbel@gmail.com, avi@redhat.com, pbonzini@redhat.com, akong@redhat.com, lersek@redhat.com, afaerber@suse.de, ehabkost@redhat.com Signed-off-by: Igor Mammedov --- target-i386/cpu.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/target-i386/cpu.c b/target-i386/cpu.c index 4b22598..fb98bbd 100644 --- a/target-i386/cpu.c +++ b/target-i386/cpu.c @@ -964,6 +964,32 @@ static void x86_cpuid_set_tsc_freq(Object *obj, Visitor *v, void *opaque, cpu->env.tsc_khz = value / 1000; } +#if !defined(CONFIG_USER_ONLY) +static void x86_get_hv_spinlocks(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + int64_t value = hyperv_get_spinlock_retries(); + + visit_type_int(v, &value, name, errp); +} + +static void x86_set_hv_spinlocks(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + int64_t value; + + visit_type_int(v, &value, name, errp); + if (error_is_set(errp)) { + return; + } + if (!value) { + error_set(errp, QERR_PROPERTY_VALUE_BAD, "", name, "0"); + return; + } + hyperv_set_spinlock_retries(value); +} +#endif + static void cpudef_2_x86_cpu(X86CPU *cpu, x86_def_t *def, Error **errp) { CPUX86State *env = &cpu->env; @@ -1898,6 +1924,11 @@ static void x86_cpu_initfn(Object *obj) object_property_add(obj, "tsc-frequency", "int", x86_cpuid_get_tsc_freq, x86_cpuid_set_tsc_freq, NULL, NULL, NULL); +#if !defined(CONFIG_USER_ONLY) + object_property_add(obj, "hv_spinlocks", "int", + x86_get_hv_spinlocks, + x86_set_hv_spinlocks, NULL, NULL, NULL); +#endif x86_register_cpuid_properties(obj, feature_name); x86_register_cpuid_properties(obj, ext_feature_name); x86_register_cpuid_properties(obj, ext2_feature_name); -- 1.7.11.2