From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: torvalds@linux-foundation.org, gorcunov@openvz.org,
ak@linux.intel.com, bp@suse.de, luto@amacapital.net,
linux-kernel@vger.kernel.org, kirill.shutemov@linux.intel.com,
tglx@linutronix.de, mingo@kernel.org, hpa@zytor.com
Cc: linux-tip-commits@vger.kernel.org
Subject: Re: [tip:x86/urgent] x86/boot/compressed/64: Detect and handle 5-level paging at boot-time
Date: Thu, 7 Dec 2017 13:47:36 +0300 [thread overview]
Message-ID: <20171207104736.ojtynyy54jymkrnu@node.shutemov.name> (raw)
In-Reply-To: <tip-08529078d8d9adf689bf39cc38d53979a0869970@git.kernel.org>
On Thu, Dec 07, 2017 at 01:40:42AM -0800, tip-bot for Kirill A. Shutemov wrote:
> diff --git a/arch/x86/boot/compressed/pgtable_64.c b/arch/x86/boot/compressed/pgtable_64.c
> new file mode 100644
> index 0000000..b4469a3
> --- /dev/null
> +++ b/arch/x86/boot/compressed/pgtable_64.c
> @@ -0,0 +1,28 @@
> +#include <asm/processor.h>
> +
> +/*
> + * __force_order is used by special_insns.h asm code to force instruction
> + * serialization.
> + *
> + * It is not referenced from the code, but GCC < 5 with -fPIE would fail
> + * due to an undefined symbol. Define it to make these ancient GCCs work.
> + */
> +unsigned long __force_order;
There's no need in __force_order in arch/x86/boot/compressed/pagetable.c after
the change.
--
Kirill A. Shutemov
next prev parent reply other threads:[~2017-12-07 10:47 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-04 12:40 [PATCHv3 0/5] x86: 5-level related changes into decompression code Kirill A. Shutemov
2017-12-04 12:40 ` [PATCHv3 1/5] x86/boot/compressed/64: Detect and handle 5-level paging at boot-time Kirill A. Shutemov
2017-12-04 20:18 ` [tip:x86/urgent] " tip-bot for Kirill A. Shutemov
2017-12-04 20:29 ` [PATCHv3 1/5] " Thomas Gleixner
2017-12-04 21:15 ` Kirill A. Shutemov
2017-12-07 9:40 ` [tip:x86/urgent] " tip-bot for Kirill A. Shutemov
2017-12-07 10:47 ` Kirill A. Shutemov [this message]
2017-12-04 12:40 ` [PATCHv3 2/5] x86/boot/compressed/64: Print error if 5-level paging is not supported Kirill A. Shutemov
2017-12-04 19:31 ` Borislav Petkov
2017-12-04 20:19 ` [tip:x86/urgent] " tip-bot for Kirill A. Shutemov
2017-12-07 9:41 ` tip-bot for Kirill A. Shutemov
2017-12-04 12:40 ` [PATCHv3 3/5] x86/boot/compressed/64: Rename pagetable.c to kaslr_64.c Kirill A. Shutemov
2017-12-04 12:40 ` [PATCHv3 4/5] x86/boot/compressed/64: Introduce place_trampoline() Kirill A. Shutemov
2017-12-04 12:40 ` [PATCHv3 5/5] x86/boot/compressed/64: Handle 5-level paging boot if kernel is above 4G Kirill A. Shutemov
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=20171207104736.ojtynyy54jymkrnu@node.shutemov.name \
--to=kirill@shutemov.name \
--cc=ak@linux.intel.com \
--cc=bp@suse.de \
--cc=gorcunov@openvz.org \
--cc=hpa@zytor.com \
--cc=kirill.shutemov@linux.intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-tip-commits@vger.kernel.org \
--cc=luto@amacapital.net \
--cc=mingo@kernel.org \
--cc=tglx@linutronix.de \
--cc=torvalds@linux-foundation.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®