All of lore.kernel.org
 help / color / mirror / Atom feed
From: Michael Ellerman <mpe@ellerman.id.au>
To: Kent Overstreet <kent.overstreet@linux.dev>,
	linux-bcachefs@vger.kernel.org
Cc: Kent Overstreet <kent.overstreet@linux.dev>,
	linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] powerpc: Export kvm_guest static key, for bcachefs six locks
Date: Thu, 14 Sep 2023 12:26:53 +1000	[thread overview]
Message-ID: <87a5tp8p76.fsf@mail.lhotse> (raw)
In-Reply-To: <20230914000115.1035594-1-kent.overstreet@linux.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

  reply	other threads:[~2023-09-14  2:26 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
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 [this message]
2023-09-14 19:50   ` Kent Overstreet

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87a5tp8p76.fsf@mail.lhotse \
    --to=mpe@ellerman.id.au \
    --cc=kent.overstreet@linux.dev \
    --cc=linux-bcachefs@vger.kernel.org \
    --cc=linuxppc-dev@lists.ozlabs.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.