2010-08-07 17:17:33

by Namhyung Kim

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Subject: [PATCH] ACPI: add missing __percpu markup in arch/x86/kernel/acpi/cstate.c

cpu_cstate_entry is a percpu pointer but was missing __percpu markup.
Add it.

Signed-off-by: Namhyung Kim <[email protected]>
---
arch/x86/kernel/acpi/cstate.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c
index fb7a5f0..fb16f17 100644
--- a/arch/x86/kernel/acpi/cstate.c
+++ b/arch/x86/kernel/acpi/cstate.c
@@ -61,7 +61,7 @@ struct cstate_entry {
unsigned int ecx;
} states[ACPI_PROCESSOR_MAX_POWER];
};
-static struct cstate_entry *cpu_cstate_entry; /* per CPU ptr */
+static struct cstate_entry __percpu *cpu_cstate_entry; /* per CPU ptr */

static short mwait_supported[ACPI_PROCESSOR_MAX_POWER];

--
1.7.0.4


2010-08-07 19:34:54

by Tejun Heo

[permalink] [raw]
Subject: Re: [PATCH] ACPI: add missing __percpu markup in arch/x86/kernel/acpi/cstate.c

On 08/07/2010 07:17 PM, Namhyung Kim wrote:
> cpu_cstate_entry is a percpu pointer but was missing __percpu markup.
> Add it.
>
> Signed-off-by: Namhyung Kim <[email protected]>

Acked-by: Tejun Heo <[email protected]>

Thanks.

--
tejun