From: Joerg Roedel <joro@8bytes.org>
To: Ard Biesheuvel <ardb@kernel.org>
Cc: X86 ML <x86@kernel.org>, Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
"H. Peter Anvin" <hpa@zytor.com>, Joerg Roedel <jroedel@suse.de>,
Kees Cook <keescook@chromium.org>,
Andy Lutomirski <luto@kernel.org>,
Uros Bizjak <ubizjak@gmail.com>,
Arvind Sankar <nivedita@alum.mit.edu>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Fabio Aiuto <fabioaiuto83@gmail.com>,
"# 3.4.x" <stable@vger.kernel.org>
Subject: Re: [PATCH] x86/efi: Restore Firmware IDT in before ExitBootServices()
Date: Fri, 20 Aug 2021 10:01:37 +0200 [thread overview]
Message-ID: <YR9hYdsZgUylR/ur@8bytes.org> (raw)
In-Reply-To: <CAMj1kXGTxt8Ln58F9dNb-Jkzhvj-RRXrPZmoeNZ4dguhvrx=iQ@mail.gmail.com>
On Fri, Aug 20, 2021 at 09:41:12AM +0200, Ard Biesheuvel wrote:
> On Fri, 20 Aug 2021 at 09:34, Joerg Roedel <joro@8bytes.org> wrote:
>
> Acked by: Ard Biesheuvel <ardb@kernel.org>
Thanks.
>
> > - subq $32, %rsp
> > + subq $64, %rsp
>
> Any reason in particular for the increase by 32?
Just wanted it to be a power of two, like before. Before it was 32
bytes, of which 30 were used. Now its 64, of which 40 are used.
Regards,
Joerg
next prev parent reply other threads:[~2021-08-20 8:02 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-20 7:34 [PATCH] x86/efi: Restore Firmware IDT in before ExitBootServices() Joerg Roedel
2021-08-20 7:41 ` Ard Biesheuvel
2021-08-20 8:01 ` Joerg Roedel [this message]
2021-08-20 8:43 ` David Laight
2021-08-20 8:52 ` 'Joerg Roedel'
2021-08-20 9:02 ` David Laight
2021-08-20 10:19 ` 'Joerg Roedel'
2021-08-20 11:31 ` Ard Biesheuvel
2021-08-20 11:51 ` Joerg Roedel
2021-08-20 15:46 ` David Laight
2021-08-20 16:04 ` Joerg Roedel
2021-08-20 9:26 ` Borislav Petkov
2021-08-20 11:24 ` Borislav Petkov
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