From patchwork Thu Aug 3 06:28:52 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sam Bobroff X-Patchwork-Id: 9878205 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 296E1603B4 for ; Thu, 3 Aug 2017 06:33:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 198EE28876 for ; Thu, 3 Aug 2017 06:33:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0E1F228879; Thu, 3 Aug 2017 06:33:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B930528876 for ; Thu, 3 Aug 2017 06:33:42 +0000 (UTC) Received: from localhost ([::1]:40879 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dd9hV-0007Zu-Rt for patchwork-qemu-devel@patchwork.kernel.org; Thu, 03 Aug 2017 02:33:41 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48483) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dd9d1-0005MM-UI for qemu-devel@nongnu.org; Thu, 03 Aug 2017 02:29:06 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dd9cy-0007Ow-O3 for qemu-devel@nongnu.org; Thu, 03 Aug 2017 02:29:03 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:41133 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dd9cy-0007Ok-I2 for qemu-devel@nongnu.org; Thu, 03 Aug 2017 02:29:00 -0400 Received: from pps.filterd (m0098421.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id v736Sd75061161 for ; Thu, 3 Aug 2017 02:29:00 -0400 Received: from e23smtp08.au.ibm.com (e23smtp08.au.ibm.com [202.81.31.141]) by mx0a-001b2d01.pphosted.com with ESMTP id 2c3r339jm2-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Thu, 03 Aug 2017 02:28:59 -0400 Received: from localhost by e23smtp08.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 3 Aug 2017 16:28:56 +1000 Received: from d23relay06.au.ibm.com (202.81.31.225) by e23smtp08.au.ibm.com (202.81.31.205) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Thu, 3 Aug 2017 16:28:54 +1000 Received: from d23av06.au.ibm.com (d23av06.au.ibm.com [9.190.235.151]) by d23relay06.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v736SsVV15663120; Thu, 3 Aug 2017 16:28:54 +1000 Received: from d23av06.au.ibm.com (localhost [127.0.0.1]) by d23av06.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v736SrRR008250; Thu, 3 Aug 2017 16:28:53 +1000 Received: from ozlabs.au.ibm.com (ozlabs.au.ibm.com [9.192.253.14]) by d23av06.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v736SrP6008245; Thu, 3 Aug 2017 16:28:53 +1000 Received: from tungsten.ozlabs.ibm.com (haven.au.ibm.com [9.192.254.114]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.au.ibm.com (Postfix) with ESMTPSA id 5D68AA0098; Thu, 3 Aug 2017 16:28:53 +1000 (AEST) Date: Thu, 3 Aug 2017 16:28:52 +1000 From: Sam Bobroff To: qemu-ppc@nongnu.org, qemu-devel@nongnu.org References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20170113 (1.7.2) X-TM-AS-MML: disable x-cbid: 17080306-0048-0000-0000-000002577B0B X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17080306-0049-0000-0000-0000480A44E9 Message-Id: <696b158f34bcf950f95709927f7496b5a4426229.1501740002.git.sam.bobroff@au1.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-08-03_03:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1706020000 definitions=main-1708030100 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.158.5 Subject: [Qemu-devel] [PATCH 4/4] ppc: spapr: Make VCPU ID handling private to SPAPR X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: agraf@suse.de, david@gibson.dropbear.id.au Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP The concept of a VCPU ID that differs from the CPU's index (cpu->cpu_index) exists only within SPAPR machines so, move the functions ppc_get_vcpu_id() and ppc_get_cpu_by_vcpu_id() into spapr.c and rename them appropriately. Signed-off-by: Sam Bobroff Reviewed-by: Greg Kurz --- hw/ppc/ppc.c | 21 --------------------- hw/ppc/spapr.c | 34 +++++++++++++++++++++++++++------- hw/ppc/spapr_hcall.c | 4 ++-- hw/ppc/spapr_rtas.c | 4 ++-- include/hw/ppc/spapr.h | 3 +++ target/ppc/cpu.h | 18 ------------------ target/ppc/kvm.c | 2 +- 7 files changed, 35 insertions(+), 51 deletions(-) diff --git a/hw/ppc/ppc.c b/hw/ppc/ppc.c index 4477d4ad89..f76886f4d3 100644 --- a/hw/ppc/ppc.c +++ b/hw/ppc/ppc.c @@ -1358,27 +1358,6 @@ void PPC_debug_write (void *opaque, uint32_t addr, uint32_t val) } } -/* CPU device-tree ID helpers */ -int ppc_get_vcpu_id(PowerPCCPU *cpu) -{ - return cpu->vcpu_id; -} - -PowerPCCPU *ppc_get_cpu_by_vcpu_id(int vcpu_id) -{ - CPUState *cs; - - CPU_FOREACH(cs) { - PowerPCCPU *cpu = POWERPC_CPU(cs); - - if (cpu->vcpu_id == vcpu_id) { - return cpu; - } - } - - return NULL; -} - void ppc_cpu_parse_features(const char *cpu_model) { CPUClass *cc; diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 83c77096a6..0b5ffc5e9b 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -208,7 +208,7 @@ static int spapr_fixup_cpu_smt_dt(void *fdt, int offset, PowerPCCPU *cpu, int i, ret = 0; uint32_t servers_prop[smt_threads]; uint32_t gservers_prop[smt_threads * 2]; - int index = ppc_get_vcpu_id(cpu); + int index = spapr_vcpu_id(cpu); if (cpu->compat_pvr) { ret = fdt_setprop_cell(fdt, offset, "cpu-version", cpu->compat_pvr); @@ -237,7 +237,7 @@ static int spapr_fixup_cpu_smt_dt(void *fdt, int offset, PowerPCCPU *cpu, static int spapr_fixup_cpu_numa_dt(void *fdt, int offset, PowerPCCPU *cpu) { - int index = ppc_get_vcpu_id(cpu); + int index = spapr_vcpu_id(cpu); uint32_t associativity[] = {cpu_to_be32(0x5), cpu_to_be32(0x0), cpu_to_be32(0x0), @@ -341,7 +341,7 @@ static int spapr_fixup_cpu_dt(void *fdt, sPAPRMachineState *spapr) PowerPCCPU *cpu = POWERPC_CPU(cs); CPUPPCState *env = &cpu->env; DeviceClass *dc = DEVICE_GET_CLASS(cs); - int index = ppc_get_vcpu_id(cpu); + int index = spapr_vcpu_id(cpu); int compat_smt = MIN(smp_threads, ppc_compat_max_threads(cpu)); if ((index % smt) != 0) { @@ -493,7 +493,7 @@ static void spapr_populate_cpu_dt(CPUState *cs, void *fdt, int offset, PowerPCCPU *cpu = POWERPC_CPU(cs); CPUPPCState *env = &cpu->env; PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs); - int index = ppc_get_vcpu_id(cpu); + int index = spapr_vcpu_id(cpu); uint32_t segs[] = {cpu_to_be32(28), cpu_to_be32(40), 0xffffffff, 0xffffffff}; uint32_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() @@ -626,7 +626,7 @@ static void spapr_populate_cpus_dt_node(void *fdt, sPAPRMachineState *spapr) */ CPU_FOREACH_REVERSE(cs) { PowerPCCPU *cpu = POWERPC_CPU(cs); - int index = ppc_get_vcpu_id(cpu); + int index = spapr_vcpu_id(cpu); DeviceClass *dc = DEVICE_GET_CLASS(cs); int offset; @@ -2982,7 +2982,7 @@ static void *spapr_populate_hotplug_cpu_dt(CPUState *cs, int *fdt_offset, { PowerPCCPU *cpu = POWERPC_CPU(cs); DeviceClass *dc = DEVICE_GET_CLASS(cs); - int id = ppc_get_vcpu_id(cpu); + int id = spapr_vcpu_id(cpu); void *fdt; int offset, fdt_size; char *nodename; @@ -3392,7 +3392,7 @@ static void spapr_ics_resend(XICSFabric *dev) static ICPState *spapr_icp_get(XICSFabric *xi, int vcpu_id) { - PowerPCCPU *cpu = ppc_get_cpu_by_vcpu_id(vcpu_id); + PowerPCCPU *cpu = spapr_find_cpu(vcpu_id); return cpu ? ICP(cpu->intc) : NULL; } @@ -3412,6 +3412,26 @@ static void spapr_pic_print_info(InterruptStatsProvider *obj, ics_pic_print_info(spapr->ics, mon); } +int spapr_vcpu_id(PowerPCCPU *cpu) +{ + return cpu->vcpu_id; +} + +PowerPCCPU *spapr_find_cpu(int vcpu_id) +{ + CPUState *cs; + + CPU_FOREACH(cs) { + PowerPCCPU *cpu = POWERPC_CPU(cs); + + if (cpu->vcpu_id == vcpu_id) { + return cpu; + } + } + + return NULL; +} + static void spapr_machine_class_init(ObjectClass *oc, void *data) { MachineClass *mc = MACHINE_CLASS(oc); diff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c index 4ca233854a..7cf0993800 100644 --- a/hw/ppc/spapr_hcall.c +++ b/hw/ppc/spapr_hcall.c @@ -999,7 +999,7 @@ static target_ulong h_register_vpa(PowerPCCPU *cpu, sPAPRMachineState *spapr, CPUPPCState *tenv; PowerPCCPU *tcpu; - tcpu = ppc_get_cpu_by_vcpu_id(procno); + tcpu = spapr_find_cpu(procno); if (!tcpu) { return H_PARAMETER; } @@ -1431,7 +1431,7 @@ static target_ulong h_signal_sys_reset(PowerPCCPU *cpu, } else { /* Unicast */ - cs = CPU(ppc_get_cpu_by_vcpu_id(target)); + cs = CPU(spapr_find_cpu(target)); if (cs) { run_on_cpu(cs, spapr_do_system_reset_on_cpu, RUN_ON_CPU_NULL); return H_SUCCESS; diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c index 626c06b375..cdf0b607a0 100644 --- a/hw/ppc/spapr_rtas.c +++ b/hw/ppc/spapr_rtas.c @@ -104,7 +104,7 @@ static void rtas_query_cpu_stopped_state(PowerPCCPU *cpu_, } id = rtas_ld(args, 0); - cpu = ppc_get_cpu_by_vcpu_id(id); + cpu = spapr_find_cpu(id); if (cpu != NULL) { if (CPU(cpu)->halted) { rtas_st(rets, 1, 0); @@ -158,7 +158,7 @@ static void rtas_start_cpu(PowerPCCPU *cpu_, sPAPRMachineState *spapr, start = rtas_ld(args, 1); r3 = rtas_ld(args, 2); - cpu = ppc_get_cpu_by_vcpu_id(id); + cpu = spapr_find_cpu(id); if (cpu != NULL) { CPUState *cs = CPU(cpu); CPUPPCState *env = &cpu->env; diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h index 2a303a705c..86c982cf2c 100644 --- a/include/hw/ppc/spapr.h +++ b/include/hw/ppc/spapr.h @@ -704,4 +704,7 @@ void spapr_do_system_reset_on_cpu(CPUState *cs, run_on_cpu_data arg); #define HTAB_SIZE(spapr) (1ULL << ((spapr)->htab_shift)) +int spapr_vcpu_id(PowerPCCPU *cpu); +PowerPCCPU *spapr_find_cpu(int vcpu_id); + #endif /* HW_SPAPR_H */ diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h index 89f05542c6..a5c7ace266 100644 --- a/target/ppc/cpu.h +++ b/target/ppc/cpu.h @@ -2513,23 +2513,5 @@ static inline bool lsw_reg_in_range(int start, int nregs, int rx) void dump_mmu(FILE *f, fprintf_function cpu_fprintf, CPUPPCState *env); -/** - * ppc_get_vcpu_id: - * @cs: a PowerPCCPU struct. - * - * Returns a device-tree ID for a CPU. - */ -int ppc_get_vcpu_id(PowerPCCPU *cpu); - -/** - * ppc_get_cpu_by_vcpu_id: - * @vcpu_id: a VCPU ID - * - * Searches for a CPU by @vcpu_id. - * - * Returns: a PowerPCCPU struct - */ -PowerPCCPU *ppc_get_cpu_by_vcpu_id(int vcpu_id); - void ppc_maybe_bswap_register(CPUPPCState *env, uint8_t *mem_buf, int len); #endif /* PPC_CPU_H */ diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c index 7ccb350c5f..2bf2727860 100644 --- a/target/ppc/kvm.c +++ b/target/ppc/kvm.c @@ -512,7 +512,7 @@ bool kvmppc_is_mem_backend_page_size_ok(const char *obj_path) unsigned long kvm_arch_vcpu_id(CPUState *cpu) { - return ppc_get_vcpu_id(POWERPC_CPU(cpu)); + return spapr_vcpu_id(POWERPC_CPU(cpu)); } /* e500 supports 2 h/w breakpoint and 2 watchpoint.