linux-kernel - Re: [PATCH v3 1/2] x86: Add support for the pcommit instruction

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20150128172127.GF7569@pd.tnic>
Date:	Wed, 28 Jan 2015 18:21:27 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	"Elliott, Robert (Server Storage)" <Elliott@...com>
Cc:	Ross Zwisler <ross.zwisler@...ux.intel.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	H Peter Anvin <h.peter.anvin@...el.com>,
	Ingo Molnar <mingo@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"Kani, Toshimitsu" <toshi.kani@...com>,
	"Knippers, Linda" <linda.knippers@...com>
Subject: Re: [PATCH v3 1/2] x86: Add support for the pcommit instruction

On Wed, Jan 28, 2015 at 05:10:46PM +0000, Elliott, Robert (Server Storage) wrote:
> Should this patch series also add defines for the virtual 
> machine control data structure changes?
> 
> 1. Add the new VM-Execution Controls bit 21 as
>     SECONDARY_EXEC_PCOMMIT_EXITING 0x00200000
> to arch/x86/include/asm/vmx.h.
> 
> 2. Add the new exit reason of 64 (0x41) as
> 	EXIT_REASON_PCOMMIT  64
> to arch/x86/include/uapi/asm/vmx.h and (with a
> VMX_EXIT_REASONS string) to usr/include/asm/vmx.h.
> 
> 3. Add a kvm_vmx_exit_handler to arch/x86/kvm/vmx.c.

These look like a separate patchset for kvm enablement to me.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
--
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/