* Re: [PATCH 3/3] arch/s390/kvm: Use GFP_ATOMIC when a lock is held
[not found] <Pine.LNX.4.64.1005302227470.19253@ask.diku.dk>
@ 2010-05-31 8:38 ` Christian Borntraeger
2010-05-31 8:56 ` Martin Schwidefsky
0 siblings, 1 reply; 2+ messages in thread
From: Christian Borntraeger @ 2010-05-31 8:38 UTC (permalink / raw)
To: Julia Lawall
Cc: Carsten Otte, linux390, Avi Kivity, Marcelo Tosatti,
Martin Schwidefsky, Heiko Carstens, linux-s390, kvm, linux-kernel,
kernel-janitors
> The containing function is called from several places. At one of them, in
> the function __sigp_stop, the spin lock &fi->lock is held.
[...]
> Signed-off-by: Julia Lawall <julia@diku.dk>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
[...]
> --- a/arch/s390/kvm/sigp.c
> +++ b/arch/s390/kvm/sigp.c
> @@ -113,7 +113,7 @@ static int __inject_sigp_stop(struct kvm
> {
> struct kvm_s390_interrupt_info *inti;
>
> - inti = kzalloc(sizeof(*inti), GFP_KERNEL);
> + inti = kzalloc(sizeof(*inti), GFP_ATOMIC);
> if (!inti)
> return -ENOMEM;
> inti->type = KVM_S390_SIGP_STOP;
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH 3/3] arch/s390/kvm: Use GFP_ATOMIC when a lock is held
2010-05-31 8:38 ` [PATCH 3/3] arch/s390/kvm: Use GFP_ATOMIC when a lock is held Christian Borntraeger
@ 2010-05-31 8:56 ` Martin Schwidefsky
0 siblings, 0 replies; 2+ messages in thread
From: Martin Schwidefsky @ 2010-05-31 8:56 UTC (permalink / raw)
To: Christian Borntraeger
Cc: Julia Lawall, Carsten Otte, linux390, Avi Kivity, Marcelo Tosatti,
Heiko Carstens, linux-s390, kvm, linux-kernel, kernel-janitors
On Mon, 31 May 2010 10:38:07 +0200
Christian Borntraeger <borntraeger@de.ibm.com> wrote:
> > The containing function is called from several places. At one of them, in
> > the function __sigp_stop, the spin lock &fi->lock is held.
> [...]
> > Signed-off-by: Julia Lawall <julia@diku.dk>
>
> Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Ok, I'll add the patch to git390. Thanks.
--
blue skies,
Martin.
"Reality continues to ruin my life." - Calvin.
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2010-05-31 8:38 ` [PATCH 3/3] arch/s390/kvm: Use GFP_ATOMIC when a lock is held Christian Borntraeger
2010-05-31 8:56 ` Martin Schwidefsky
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