linux-kernel - Re: [patch v11 01/13] s390: add support for TIF_TASK

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <yt9dr18ec3bj.fsf@linux.ibm.com>
Date:   Mon, 07 Feb 2022 12:40:32 +0100
From:   Sven Schnelle <svens@...ux.ibm.com>
To:     Marcelo Tosatti <mtosatti@...hat.com>
Cc:     linux-kernel@...r.kernel.org, Nitesh Lal <nilal@...hat.com>,
        Nicolas Saenz Julienne <nsaenzju@...hat.com>,
        Frederic Weisbecker <frederic@...nel.org>,
        Christoph Lameter <cl@...ux.com>,
        Juri Lelli <juri.lelli@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Alex Belits <abelits@...its.com>, Peter Xu <peterx@...hat.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Daniel Bristot de Oliveira <bristot@...hat.com>,
        Oscar Shiang <oscar0225@...email.tw>,
        linux-s390@...r.kernel.org
Subject: Re: [patch v11 01/13] s390: add support for TIF_TASK_ISOL

Marcelo Tosatti <mtosatti@...hat.com> writes:

> Add TIF_TASK_ISOL handling for s390.
>
> Cc: linux-s390@...r.kernel.org
> Signed-off-by: Marcelo Tosatti <mtosatti@...hat.com>

Acked-by: Sven Schnelle <svens@...ux.ibm.com>

> Index: linux-2.6/arch/s390/include/asm/thread_info.h
> ===================================================================
> --- linux-2.6.orig/arch/s390/include/asm/thread_info.h
> +++ linux-2.6/arch/s390/include/asm/thread_info.h
> @@ -73,6 +73,7 @@ void arch_setup_new_exec(void);
>  #define TIF_ISOLATE_BP		8	/* Run process with isolated BP */
>  #define TIF_ISOLATE_BP_GUEST	9	/* Run KVM guests with isolated BP */
>  #define TIF_PER_TRAP		10	/* Need to handle PER trap on exit to usermode */
> +#define TIF_TASK_ISOL		11	/* task isolation work pending */
>  
>  #define TIF_31BIT		16	/* 32bit process */
>  #define TIF_MEMDIE		17	/* is terminating due to OOM killer */
> @@ -97,6 +98,7 @@ void arch_setup_new_exec(void);
>  #define _TIF_ISOLATE_BP		BIT(TIF_ISOLATE_BP)
>  #define _TIF_ISOLATE_BP_GUEST	BIT(TIF_ISOLATE_BP_GUEST)
>  #define _TIF_PER_TRAP		BIT(TIF_PER_TRAP)
> +#define _TIF_TASK_ISOL		BIT(TIF_TASK_ISOL)
>  
>  #define _TIF_31BIT		BIT(TIF_31BIT)
>  #define _TIF_SINGLE_STEP	BIT(TIF_SINGLE_STEP)