linux-kernel - Re: linux-next: build failure after merge of the kvm-x86 tree

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Date:   Mon, 30 Oct 2023 12:27:07 +0100
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Christian Brauner <brauner@...nel.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Sean Christopherson <seanjc@...gle.com>
Cc:     Ackerley Tng <ackerleytng@...gle.com>,
        Chao Peng <chao.p.peng@...ux.intel.com>,
        Isaku Yamahata <isaku.yamahata@...el.com>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Michael Roth <michael.roth@....com>,
        Yu Zhang <yu.c.zhang@...ux.intel.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the kvm-x86 tree

On 10/30/23 11:05, Christian Brauner wrote:
> 
> @Paolo and @Sean, does that make sense and is the series for v6.7 or
> just already in -next for v6.8?

It's for 6.8.  Thanks for the fixup!

Paolo

> diff --git a/virt/kvm/guest_memfd.c b/virt/kvm/guest_memfd.c
> index 94bc478c26f3..a4c194b0b22c 100644
> --- a/virt/kvm/guest_memfd.c
> +++ b/virt/kvm/guest_memfd.c
> @@ -272,17 +272,7 @@ static int kvm_gmem_release(struct inode *inode, struct file *file)
> 
>  static struct file *kvm_gmem_get_file(struct kvm_memory_slot *slot)
>  {
> -       struct file *file;
> -
> -       rcu_read_lock();
> -
> -       file = rcu_dereference(slot->gmem.file);
> -       if (file && !get_file_rcu(file))
> -               file = NULL;
> -
> -       rcu_read_unlock();
> -
> -       return file;
> +       return get_file_active(&slot->gmem.file);
>  }
> 
>  static struct file_operations kvm_gmem_fops = {
>