From: Akinobu Mita <akinobu.mita@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>
Subject: [patch 07/10] x86: use cpumask function for present, possible, and online cpus
Date: Sat, 19 Apr 2008 23:55:17 +0900 [thread overview]
Message-ID: <480a0a98.12da600a.609a.541a@mx.google.com> (raw)
In-Reply-To: 20080419145510.150338641@gmail.com
[-- Attachment #1: x86-use-cpumask-functions.patch --]
[-- Type: text/plain, Size: 3733 bytes --]
cpu_online(), cpu_present(), for_each_possible_cpu(), num_possible_cpus()
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
---
arch/x86/kernel/genapic_64.c | 2 +-
arch/x86/kernel/smpboot.c | 4 ++--
arch/x86/kernel/tlb_64.c | 4 ++--
arch/x86/mach-voyager/voyager_smp.c | 10 +++++-----
arch/x86/xen/smp.c | 2 +-
5 files changed, 11 insertions(+), 11 deletions(-)
Index: 2.6-git/arch/x86/mach-voyager/voyager_smp.c
===================================================================
--- 2.6-git.orig/arch/x86/mach-voyager/voyager_smp.c
+++ 2.6-git/arch/x86/mach-voyager/voyager_smp.c
@@ -115,7 +115,7 @@ static inline void send_QIC_CPI(__u32 cp
for_each_online_cpu(cpu) {
if (cpuset & (1 << cpu)) {
#ifdef VOYAGER_DEBUG
- if (!cpu_isset(cpu, cpu_online_map))
+ if (!cpu_online(cpu))
VDEBUG(("CPU%d sending cpi %d to CPU%d not in "
"cpu_online_map\n",
hard_smp_processor_id(), cpi, cpu));
@@ -702,9 +702,9 @@ void __init smp_boot_cpus(void)
* Code added from smpboot.c */
{
unsigned long bogosum = 0;
- for (i = 0; i < NR_CPUS; i++)
- if (cpu_isset(i, cpu_online_map))
- bogosum += cpu_data(i).loops_per_jiffy;
+
+ for_each_online_cpu(i)
+ bogosum += cpu_data(i).loops_per_jiffy;
printk(KERN_INFO "Total of %d processors activated "
"(%lu.%02lu BogoMIPS).\n",
cpucount + 1, bogosum / (500000 / HZ),
@@ -1857,7 +1857,7 @@ static int __cpuinit voyager_cpu_up(unsi
return -EIO;
/* Unleash the CPU! */
cpu_set(cpu, smp_commenced_mask);
- while (!cpu_isset(cpu, cpu_online_map))
+ while (!cpu_online(cpu))
mb();
return 0;
}
Index: 2.6-git/arch/x86/kernel/smpboot.c
===================================================================
--- 2.6-git.orig/arch/x86/kernel/smpboot.c
+++ 2.6-git/arch/x86/kernel/smpboot.c
@@ -1047,7 +1047,7 @@ int __cpuinit native_cpu_up(unsigned int
check_tsc_sync_source(cpu);
local_irq_restore(flags);
- while (!cpu_isset(cpu, cpu_online_map)) {
+ while (!cpu_online(cpu)) {
cpu_relax();
touch_nmi_watchdog();
}
@@ -1157,7 +1157,7 @@ static void __init smp_cpu_index_default
int i;
struct cpuinfo_x86 *c;
- for_each_cpu_mask(i, cpu_possible_map) {
+ for_each_possible_cpu(i) {
c = &cpu_data(i);
/* mark all to hotplug */
c->cpu_index = NR_CPUS;
Index: 2.6-git/arch/x86/kernel/genapic_64.c
===================================================================
--- 2.6-git.orig/arch/x86/kernel/genapic_64.c
+++ 2.6-git/arch/x86/kernel/genapic_64.c
@@ -51,7 +51,7 @@ void __init setup_apic_routing(void)
else
#endif
- if (cpus_weight(cpu_possible_map) <= 8)
+ if (num_possible_cpus() <= 8)
genapic = &apic_flat;
else
genapic = &apic_physflat;
Index: 2.6-git/arch/x86/kernel/tlb_64.c
===================================================================
--- 2.6-git.orig/arch/x86/kernel/tlb_64.c
+++ 2.6-git/arch/x86/kernel/tlb_64.c
@@ -195,9 +195,9 @@ int __cpuinit init_smp_flush(void)
{
int i;
- for_each_cpu_mask(i, cpu_possible_map) {
+ for_each_possible_cpu(i)
spin_lock_init(&per_cpu(flush_state, i).tlbstate_lock);
- }
+
return 0;
}
core_initcall(init_smp_flush);
Index: 2.6-git/arch/x86/xen/smp.c
===================================================================
--- 2.6-git.orig/arch/x86/xen/smp.c
+++ 2.6-git/arch/x86/xen/smp.c
@@ -183,7 +183,7 @@ void __init xen_smp_prepare_cpus(unsigne
/* Restrict the possible_map according to max_cpus. */
while ((num_possible_cpus() > 1) && (num_possible_cpus() > max_cpus)) {
- for (cpu = NR_CPUS-1; !cpu_isset(cpu, cpu_possible_map); cpu--)
+ for (cpu = NR_CPUS - 1; !cpu_possible(cpu); cpu--)
continue;
cpu_clear(cpu, cpu_possible_map);
}
--
next prev parent reply other threads:[~2008-04-19 15:08 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20080419145510.150338641@gmail.com>
2008-04-19 14:55 ` [patch 01/10] x86: use BUILD_BUG_ON() for the size of struct intel_mp_floating Akinobu Mita
2008-04-19 14:55 ` [patch 02/10] x86: use MP_intsrc_info() Akinobu Mita
2008-04-19 14:55 ` [patch 03/10] x86: use bitmap library for pin_programmed Akinobu Mita
2008-04-19 14:55 ` [patch 04/10] x86: remove unnecessary memset and NULL check after alloc_bootmem() Akinobu Mita
2008-04-19 14:55 ` [patch 05/10] x86: cleanup clocksource_hz2mult usage Akinobu Mita
2008-04-19 14:55 ` [patch 06/10] x86: cleanup div_sc() usage Akinobu Mita
2008-04-19 14:55 ` Akinobu Mita [this message]
2008-04-19 14:55 ` [patch 08/10] x86: get_bios_ebda() requires asm/io.h Akinobu Mita
2008-04-19 14:55 ` [patch 09/10] x86: remove duplicate get_bios_ebda() from rio.h Akinobu Mita
2008-04-19 14:55 ` [patch 10/10] x86: use get_bios_ebda() Akinobu Mita
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=480a0a98.12da600a.609a.541a@mx.google.com \
--to=akinobu.mita@gmail.com \
--cc=hpa@zytor.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=tglx@linutronix.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.