linux-kernel - [PATCH v2 2/2] cpu: update cpu_hotpluggable_mask in register

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1313006614-28702-3-git-send-email-mturquette@ti.com>
Date:	Wed, 10 Aug 2011 13:03:34 -0700
From:	Mike Turquette <mturquette@...com>
To:	linux-kernel@...r.kernel.org
Cc:	linux-pm@...ts.linux-foundation.org, linaro-dev@...ts.linaro.org,
	patches@...aro.org, gregkh@...e.de,
	Mike Turquette <mturquette@...com>
Subject: [PATCH v2 2/2] cpu: update cpu_hotpluggable_mask in register_cpu

Update the cpu_hotpluggable_mask for each registered CPU which supports
hotplug.  This makes it trivial for kernel code to know which CPUs
support hotplug operations.

Signed-off-by: Mike Turquette <mturquette@...com>
---
Change log:
v2: no change

 drivers/base/cpu.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
index 251acea..91ddcf8 100644
--- a/drivers/base/cpu.c
+++ b/drivers/base/cpu.c
@@ -224,8 +224,10 @@ int __cpuinit register_cpu(struct cpu *cpu, int num)
 
 	error = sysdev_register(&cpu->sysdev);
 
-	if (!error && cpu->hotpluggable)
+	if (!error && cpu->hotpluggable) {
 		register_cpu_control(cpu);
+		set_cpu_hotpluggable(num, true);
+	}
 	if (!error)
 		per_cpu(cpu_sys_devices, num) = &cpu->sysdev;
 	if (!error)
-- 
1.7.4.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/