* Re: [PATCH] x86,xen: use current->state helpers
[not found] <1422267008.24914.10.camel@stgolabs.net>
@ 2015-01-26 10:11 ` Davidlohr Bueso
0 siblings, 0 replies; only message in thread
From: Davidlohr Bueso @ 2015-01-26 10:11 UTC (permalink / raw)
To: Konrad Rzeszutek Wilk
Cc: Boris Ostrovsky, David Vrabel, xen-devel, linux-kernel
Oops, cc'ing lkml.
On Mon, 2015-01-26 at 02:10 -0800, Davidlohr Bueso wrote:
> Call __set_current_state() instead of assigning the new state directly.
> These interfaces also aid CONFIG_DEBUG_ATOMIC_SLEEP environments,
> keeping track of who changed the state.
>
> Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
> ---
> arch/x86/xen/smp.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
> index 4c071ae..08e8489 100644
> --- a/arch/x86/xen/smp.c
> +++ b/arch/x86/xen/smp.c
> @@ -507,7 +507,7 @@ static int xen_cpu_disable(void)
> static void xen_cpu_die(unsigned int cpu)
> {
> while (xen_pv_domain() && HYPERVISOR_vcpu_op(VCPUOP_is_up, cpu, NULL)) {
> - current->state = TASK_UNINTERRUPTIBLE;
> + __set_current_state(TASK_UNINTERRUPTIBLE);
> schedule_timeout(HZ/10);
> }
>
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[not found] <1422267008.24914.10.camel@stgolabs.net>
2015-01-26 10:11 ` [PATCH] x86,xen: use current->state helpers Davidlohr Bueso
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