From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:32862) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dFjwX-00063c-Ph for qemu-devel@nongnu.org; Tue, 30 May 2017 12:24:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dFjwW-0005AL-S2 for qemu-devel@nongnu.org; Tue, 30 May 2017 12:24:25 -0400 From: Igor Mammedov Date: Tue, 30 May 2017 18:24:01 +0200 Message-Id: <1496161442-96665-7-git-send-email-imammedo@redhat.com> In-Reply-To: <1496161442-96665-1-git-send-email-imammedo@redhat.com> References: <1496161442-96665-1-git-send-email-imammedo@redhat.com> Subject: [Qemu-devel] [PATCH v3 6/7] spapr: cleanup spapr_fixup_cpu_numa_dt() usage List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, qemu-ppc@nongnu.org, Eduardo Habkost , David Gibson , Andrew Jones even though spapr_fixup_cpu_numa_dt() has no effect on FDT if numa is disabled, don't call it uselessly. It makes it obvious at call sites that function is need only when numa is enabled. Signed-off-by: Igor Mammedov --- hw/ppc/spapr.c | 22 ++++++++++------------ 1 file changed, 10 insertions(+), 12 deletions(-) diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 34bb03d..96a2a74 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -178,10 +178,8 @@ static int spapr_fixup_cpu_smt_dt(void *fdt, int offset, PowerPCCPU *cpu, return ret; } -static int spapr_fixup_cpu_numa_dt(void *fdt, int offset, CPUState *cs) +static int spapr_fixup_cpu_numa_dt(void *fdt, int offset, PowerPCCPU *cpu) { - int ret = 0; - PowerPCCPU *cpu = POWERPC_CPU(cs); int index = ppc_get_vcpu_dt_id(cpu); uint32_t associativity[] = {cpu_to_be32(0x5), cpu_to_be32(0x0), @@ -191,12 +189,8 @@ static int spapr_fixup_cpu_numa_dt(void *fdt, int offset, CPUState *cs) cpu_to_be32(index)}; /* Advertise NUMA via ibm,associativity */ - if (nb_numa_nodes > 1) { - ret = fdt_setprop(fdt, offset, "ibm,associativity", associativity, + return fdt_setprop(fdt, offset, "ibm,associativity", associativity, sizeof(associativity)); - } - - return ret; } /* Populate the "ibm,pa-features" property */ @@ -321,9 +315,11 @@ static int spapr_fixup_cpu_dt(void *fdt, sPAPRMachineState *spapr) return ret; } - ret = spapr_fixup_cpu_numa_dt(fdt, offset, cs); - if (ret < 0) { - return ret; + if (nb_numa_nodes > 1) { + ret = spapr_fixup_cpu_numa_dt(fdt, offset, cpu); + if (ret < 0) { + return ret; + } } ret = spapr_fixup_cpu_smt_dt(fdt, offset, cpu, compat_smt); @@ -538,7 +534,9 @@ static void spapr_populate_cpu_dt(CPUState *cs, void *fdt, int offset, _FDT((fdt_setprop(fdt, offset, "ibm,pft-size", pft_size_prop, sizeof(pft_size_prop)))); - _FDT(spapr_fixup_cpu_numa_dt(fdt, offset, cs)); + if (nb_numa_nodes > 1) { + _FDT(spapr_fixup_cpu_numa_dt(fdt, offset, cpu)); + } _FDT(spapr_fixup_cpu_smt_dt(fdt, offset, cpu, compat_smt)); -- 2.7.4