* [PATCH] powerpc: Export kvm_guest static key, for bcachefs six locks
@ 2023-09-14 0:01 Kent Overstreet
2023-09-14 2:26 ` Michael Ellerman
0 siblings, 1 reply; 3+ messages in thread
From: Kent Overstreet @ 2023-09-14 0:01 UTC (permalink / raw)
To: linux-bcachefs; +Cc: Kent Overstreet, linuxppc-dev
bcachefs's six locks need kvm_guest, via
ower_on_cpu() -> vcpu_is_preempted() -> is_kvm_guest()
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Cc: linuxppc-dev@lists.ozlabs.org
---
arch/powerpc/kernel/firmware.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/powerpc/kernel/firmware.c b/arch/powerpc/kernel/firmware.c
index 20328f72f9f2..8987eee33dc8 100644
--- a/arch/powerpc/kernel/firmware.c
+++ b/arch/powerpc/kernel/firmware.c
@@ -23,6 +23,8 @@ EXPORT_SYMBOL_GPL(powerpc_firmware_features);
#if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_KVM_GUEST)
DEFINE_STATIC_KEY_FALSE(kvm_guest);
+EXPORT_SYMBOL_GPL(kvm_guest);
+
int __init check_kvm_guest(void)
{
struct device_node *hyper_node;
--
2.40.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] powerpc: Export kvm_guest static key, for bcachefs six locks
2023-09-14 0:01 [PATCH] powerpc: Export kvm_guest static key, for bcachefs six locks Kent Overstreet
@ 2023-09-14 2:26 ` Michael Ellerman
2023-09-14 19:50 ` Kent Overstreet
0 siblings, 1 reply; 3+ messages in thread
From: Michael Ellerman @ 2023-09-14 2:26 UTC (permalink / raw)
To: Kent Overstreet, linux-bcachefs; +Cc: Kent Overstreet, linuxppc-dev
Kent Overstreet <kent.overstreet@linux.dev> writes:
> bcachefs's six locks need kvm_guest, via
> ower_on_cpu() -> vcpu_is_preempted() -> is_kvm_guest()
>
> Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
> Cc: linuxppc-dev@lists.ozlabs.org
> ---
> arch/powerpc/kernel/firmware.c | 2 ++
> 1 file changed, 2 insertions(+)
Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)
I'm happy for you to take this via your tree.
cheers
> diff --git a/arch/powerpc/kernel/firmware.c b/arch/powerpc/kernel/firmware.c
> index 20328f72f9f2..8987eee33dc8 100644
> --- a/arch/powerpc/kernel/firmware.c
> +++ b/arch/powerpc/kernel/firmware.c
> @@ -23,6 +23,8 @@ EXPORT_SYMBOL_GPL(powerpc_firmware_features);
>
> #if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_KVM_GUEST)
> DEFINE_STATIC_KEY_FALSE(kvm_guest);
> +EXPORT_SYMBOL_GPL(kvm_guest);
> +
> int __init check_kvm_guest(void)
> {
> struct device_node *hyper_node;
> --
> 2.40.1
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] powerpc: Export kvm_guest static key, for bcachefs six locks
2023-09-14 2:26 ` Michael Ellerman
@ 2023-09-14 19:50 ` Kent Overstreet
0 siblings, 0 replies; 3+ messages in thread
From: Kent Overstreet @ 2023-09-14 19:50 UTC (permalink / raw)
To: Michael Ellerman; +Cc: linux-bcachefs, linuxppc-dev
On Thu, Sep 14, 2023 at 12:26:53PM +1000, Michael Ellerman wrote:
> Kent Overstreet <kent.overstreet@linux.dev> writes:
> > bcachefs's six locks need kvm_guest, via
> > ower_on_cpu() -> vcpu_is_preempted() -> is_kvm_guest()
> >
> > Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
> > Cc: linuxppc-dev@lists.ozlabs.org
> > ---
> > arch/powerpc/kernel/firmware.c | 2 ++
> > 1 file changed, 2 insertions(+)
>
> Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)
>
> I'm happy for you to take this via your tree.
Thanks!
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2023-09-14 19:51 UTC | newest]
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2023-09-14 0:01 [PATCH] powerpc: Export kvm_guest static key, for bcachefs six locks Kent Overstreet
2023-09-14 2:26 ` Michael Ellerman
2023-09-14 19:50 ` Kent Overstreet
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