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Subject[PATCH 29/35] cpumask: Use accessors code.
Use the accessors rather than frobbing bits directly.  Most of this is
in arch code I haven't even compiled, but is straightforward.

From: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Mike Travis <travis@sgi.com>
---
arch/arm/mach-realview/platsmp.c | 2 +-
arch/cris/arch-v32/kernel/smp.c | 4 ++--
arch/ia64/kernel/acpi.c | 2 +-
arch/ia64/kernel/smpboot.c | 17 +++++++----------
arch/m32r/kernel/smpboot.c | 2 +-
arch/mips/kernel/smp-cmp.c | 6 ++++--
arch/mips/kernel/smp.c | 2 +-
arch/powerpc/kernel/setup-common.c | 4 ++--
arch/powerpc/platforms/powermac/setup.c | 2 +-
arch/s390/kernel/smp.c | 5 ++---
arch/sh/kernel/cpu/sh4a/smp-shx3.c | 5 ++---
arch/sh/kernel/smp.c | 6 +++---
arch/sparc64/kernel/mdesc.c | 2 +-
arch/sparc64/kernel/prom.c | 4 ++--
arch/um/kernel/smp.c | 2 +-
arch/x86/kernel/apic.c | 4 ++--
16 files changed, 33 insertions(+), 36 deletions(-)

--- linux-2.6.28.orig/arch/arm/mach-realview/platsmp.c
+++ linux-2.6.28/arch/arm/mach-realview/platsmp.c
@@ -193,7 +193,7 @@ void __init smp_init_cpus(void)
unsigned int i, ncores = get_core_count();

for (i = 0; i < ncores; i++)
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
}

void __init smp_prepare_cpus(unsigned int max_cpus)
--- linux-2.6.28.orig/arch/cris/arch-v32/kernel/smp.c
+++ linux-2.6.28/arch/cris/arch-v32/kernel/smp.c
@@ -102,9 +102,9 @@ void __devinit smp_prepare_boot_cpu(void
SUPP_BANK_SEL(2);
SUPP_REG_WR(RW_MM_TLB_PGD, pgd);

- cpu_set(0, cpu_online_map);
+ set_cpu_online(0, true);
cpu_set(0, phys_cpu_present_map);
- cpu_set(0, cpu_possible_map);
+ set_cpu_possible(0, true);
}

void __init smp_cpus_done(unsigned int max_cpus)
--- linux-2.6.28.orig/arch/ia64/kernel/acpi.c
+++ linux-2.6.28/arch/ia64/kernel/acpi.c
@@ -845,7 +845,7 @@ __init void prefill_possible_map(void)
possible, max((possible - available_cpus), 0));

for (i = 0; i < possible; i++)
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
}

int acpi_map_lsapic(acpi_handle handle, int *pcpu)
--- linux-2.6.28.orig/arch/ia64/kernel/smpboot.c
+++ linux-2.6.28/arch/ia64/kernel/smpboot.c
@@ -587,14 +587,14 @@ smp_build_cpu_map (void)

ia64_cpu_to_sapicid[0] = boot_cpu_id;
cpus_clear(cpu_present_map);
- cpu_set(0, cpu_present_map);
- cpu_set(0, cpu_possible_map);
+ set_cpu_present(0, true);
+ set_cpu_possible(0, true);
for (cpu = 1, i = 0; i < smp_boot_data.cpu_count; i++) {
sapicid = smp_boot_data.cpu_phys_id[i];
if (sapicid == boot_cpu_id)
continue;
- cpu_set(cpu, cpu_present_map);
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_present(cpu, true);
+ set_cpu_possible(cpu, true);
ia64_cpu_to_sapicid[cpu] = sapicid;
cpu++;
}
@@ -632,12 +632,9 @@ smp_prepare_cpus (unsigned int max_cpus)
*/
if (!max_cpus) {
printk(KERN_INFO "SMP mode deactivated.\n");
- cpus_clear(cpu_online_map);
- cpus_clear(cpu_present_map);
- cpus_clear(cpu_possible_map);
- cpu_set(0, cpu_online_map);
- cpu_set(0, cpu_present_map);
- cpu_set(0, cpu_possible_map);
+ init_cpu_online(cpumask_of(0));
+ init_cpu_present(cpumask_of(0));
+ init_cpu_possible(cpumask_of(0));
return;
}
}
--- linux-2.6.28.orig/arch/m32r/kernel/smpboot.c
+++ linux-2.6.28/arch/m32r/kernel/smpboot.c
@@ -183,7 +183,7 @@ void __init smp_prepare_cpus(unsigned in
for (phys_id = 0 ; phys_id < nr_cpu ; phys_id++)
physid_set(phys_id, phys_cpu_present_map);
#ifndef CONFIG_HOTPLUG_CPU
- cpu_present_map = cpu_possible_map;
+ init_cpu_present(&cpu_possible_map);
#endif

show_mp_info(nr_cpu);
--- linux-2.6.28.orig/arch/mips/kernel/smp-cmp.c
+++ linux-2.6.28/arch/mips/kernel/smp-cmp.c
@@ -52,8 +52,10 @@ static int __init allowcpus(char *str)

cpus_clear(cpu_allow_map);
if (cpulist_parse(str, &cpu_allow_map) == 0) {
- cpu_set(0, cpu_allow_map);
- cpus_and(cpu_possible_map, cpu_possible_map, cpu_allow_map);
+ unsigned int i;
+ for (i = 1; i < nr_cpu_ids; i++)
+ if (!cpumask_test_cpu(i, cpu_allow_map))
+ set_cpu_possible(i, false);
len = cpulist_scnprintf(buf, sizeof(buf)-1, &cpu_possible_map);
buf[len] = '\0';
pr_debug("Allowable CPUs: %s\n", buf);
--- linux-2.6.28.orig/arch/mips/kernel/smp.c
+++ linux-2.6.28/arch/mips/kernel/smp.c
@@ -186,7 +186,7 @@ void __init smp_prepare_cpus(unsigned in
mp_ops->prepare_cpus(max_cpus);
set_cpu_sibling_map(0);
#ifndef CONFIG_HOTPLUG_CPU
- cpu_present_map = cpu_possible_map;
+ init_cpu_present(&cpu_possible_map);
#endif
}

--- linux-2.6.28.orig/arch/powerpc/kernel/setup-common.c
+++ linux-2.6.28/arch/powerpc/kernel/setup-common.c
@@ -413,7 +413,7 @@ void __init smp_setup_cpu_maps(void)
j, cpu, intserv[j]);
cpu_set(cpu, cpu_present_map);
set_hard_smp_processor_id(cpu, intserv[j]);
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_possible(cpu, true);
cpu++;
}
}
@@ -459,7 +459,7 @@ void __init smp_setup_cpu_maps(void)
maxcpus);

for (cpu = 0; cpu < maxcpus; cpu++)
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_possible(cpu, true);
out:
of_node_put(dn);
}
--- linux-2.6.28.orig/arch/powerpc/platforms/powermac/setup.c
+++ linux-2.6.28/arch/powerpc/platforms/powermac/setup.c
@@ -366,7 +366,7 @@ static void __init pmac_setup_arch(void)
int cpu;

for (cpu = 1; cpu < 4 && cpu < nr_cpu_ids; ++cpu)
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_possible(cpu, true);
smp_ops = &psurge_smp_ops;
}
#endif
--- linux-2.6.28.orig/arch/s390/kernel/smp.c
+++ linux-2.6.28/arch/s390/kernel/smp.c
@@ -732,9 +732,8 @@ static int __init setup_possible_cpus(ch
int pcpus, cpu;

pcpus = simple_strtoul(s, NULL, 0);
- cpu_possible_map = cpumask_of_cpu(0);
- for (cpu = 1; cpu < pcpus && cpu < nr_cpu_ids; cpu++)
- cpu_set(cpu, cpu_possible_map);
+ for (cpu = 0; cpu < pcpus && cpu < nr_cpu_ids; cpu++)
+ set_cpu_possible(cpu, true);
return 0;
}
early_param("possible_cpus", setup_possible_cpus);
--- linux-2.6.28.orig/arch/sh/kernel/cpu/sh4a/smp-shx3.c
+++ linux-2.6.28/arch/sh/kernel/cpu/sh4a/smp-shx3.c
@@ -19,8 +19,7 @@ void __init plat_smp_setup(void)
unsigned int cpu = 0;
int i, num;

- cpus_clear(cpu_possible_map);
- cpu_set(cpu, cpu_possible_map);
+ init_cpu_possible(cpumask_of(cpu));

__cpu_number_map[0] = 0;
__cpu_logical_map[0] = 0;
@@ -30,7 +29,7 @@ void __init plat_smp_setup(void)
* for the total number of cores.
*/
for (i = 1, num = 0; i < NR_CPUS; i++) {
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
__cpu_number_map[i] = ++num;
__cpu_logical_map[num] = i;
}
--- linux-2.6.28.orig/arch/sh/kernel/smp.c
+++ linux-2.6.28/arch/sh/kernel/smp.c
@@ -52,7 +52,7 @@ void __init smp_prepare_cpus(unsigned in
plat_prepare_cpus(max_cpus);

#ifndef CONFIG_HOTPLUG_CPU
- cpu_present_map = cpu_possible_map;
+ init_cpu_present(&cpu_possible_map);
#endif
}

@@ -63,8 +63,8 @@ void __devinit smp_prepare_boot_cpu(void
__cpu_number_map[0] = cpu;
__cpu_logical_map[0] = cpu;

- cpu_set(cpu, cpu_online_map);
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_online(cpu, true);
+ set_cpu_possible(cpu, true);
}

asmlinkage void __cpuinit start_secondary(void)
--- linux-2.6.28.orig/arch/sparc64/kernel/mdesc.c
+++ linux-2.6.28/arch/sparc64/kernel/mdesc.c
@@ -566,7 +566,7 @@ static void __init report_platform_prope
max_cpu = NR_CPUS;
}
for (i = 0; i < max_cpu; i++)
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
}
#endif

--- linux-2.6.28.orig/arch/sparc64/kernel/prom.c
+++ linux-2.6.28/arch/sparc64/kernel/prom.c
@@ -1601,8 +1601,8 @@ static void __init of_fill_in_cpu_data(v
}

#ifdef CONFIG_SMP
- cpu_set(cpuid, cpu_present_map);
- cpu_set(cpuid, cpu_possible_map);
+ set_cpu_present(cpuid, true);
+ set_cpu_possible(cpuid, true);
#endif
}

--- linux-2.6.28.orig/arch/um/kernel/smp.c
+++ linux-2.6.28/arch/um/kernel/smp.c
@@ -118,7 +118,7 @@ void smp_prepare_cpus(unsigned int maxcp
int i;

for (i = 0; i < ncpus; ++i)
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);

cpu_clear(me, cpu_online_map);
cpu_set(me, cpu_online_map);
--- linux-2.6.28.orig/arch/x86/kernel/apic.c
+++ linux-2.6.28/arch/x86/kernel/apic.c
@@ -1903,8 +1903,8 @@ void __cpuinit generic_processor_info(in
}
#endif

- cpu_set(cpu, cpu_possible_map);
- cpu_set(cpu, cpu_present_map);
+ set_cpu_possible(cpu, true);
+ set_cpu_present(cpu, true);
}

#ifdef CONFIG_X86_64
--


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