From: Hendrik Brueckner <brueckner@linux.ibm.com>
To: Adrian Reber <adrian@lisas.de>
Cc: linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Oleg Nesterov <oleg@redhat.com>,
Pavel Emelyanov <xemul@virtuozzo.com>,
"Eric W . Biederman" <ebiederm@xmission.com>,
Andrei Vagin <avagin@virtuozzo.com>,
Hendrik Brueckner <brueckner@linux.vnet.ibm.com>,
alice@linux.ibm.com
Subject: Re: [PATCH] kconfig: remove EXPERT from CHECKPOINT_RESTORE
Date: Thu, 12 Jul 2018 15:47:17 +0200 [thread overview]
Message-ID: <20180712134717.GB4676@linux.ibm.com> (raw)
In-Reply-To: <20180712130733.11510-1-adrian@lisas.de>
On Thu, Jul 12, 2018 at 03:07:33PM +0200, Adrian Reber wrote:
> The CHECKPOINT_RESTORE configuration option was introduced in 2012 and
> combined with EXPERT. CHECKPOINT_RESTORE is already enabled in many
> distribution kernels and also part of the defconfigs of various
> architectures.
>
> To make it easier for distributions to enable CHECKPOINT_RESTORE this
> removes EXPERT and moves the configuration option out of the EXPERT
> block.
>
> Signed-off-by: Adrian Reber <adrian@lisas.de>
> Cc: Oleg Nesterov <oleg@redhat.com>
> Cc: Pavel Emelyanov <xemul@virtuozzo.com>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Eric W. Biederman <ebiederm@xmission.com>
> Cc: Andrei Vagin <avagin@virtuozzo.com>
> Cc: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
> ---
> init/Kconfig | 24 ++++++++++++------------
> 1 file changed, 12 insertions(+), 12 deletions(-)
>
> diff --git a/init/Kconfig b/init/Kconfig
> index 041f3a022122..9c529c763326 100644
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -932,6 +932,18 @@ config NET_NS
>
> endif # NAMESPACES
>
> +config CHECKPOINT_RESTORE
> + bool "Checkpoint/restore support"
> + select PROC_CHILDREN
> + default n
> + help
> + Enables additional kernel features in a sake of checkpoint/restore.
> + In particular it adds auxiliary prctl codes to setup process text,
> + data and heap segment sizes, and a few additional /proc filesystem
> + entries.
> +
> + If unsure, say N here.
> +
> config SCHED_AUTOGROUP
> bool "Automatic process group scheduling"
> select CGROUPS
> @@ -1348,18 +1360,6 @@ config MEMBARRIER
>
> If unsure, say Y.
>
> -config CHECKPOINT_RESTORE
> - bool "Checkpoint/restore support" if EXPERT
> - select PROC_CHILDREN
> - default n
> - help
> - Enables additional kernel features in a sake of checkpoint/restore.
> - In particular it adds auxiliary prctl codes to setup process text,
> - data and heap segment sizes, and a few additional /proc filesystem
> - entries.
> -
> - If unsure, say N here.
> -
> config KALLSYMS
> bool "Load all symbols for debugging/ksymoops" if EXPERT
> default y
Thanks!
Reviewed-by: Hendrik Brueckner <brueckner@linux.ibm.com>
next prev parent reply other threads:[~2018-07-12 13:47 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-12 13:07 [PATCH] kconfig: remove EXPERT from CHECKPOINT_RESTORE Adrian Reber
2018-07-12 13:47 ` Oleg Nesterov
2018-07-12 13:47 ` Hendrik Brueckner [this message]
2018-07-12 13:51 ` Alice Frosi
2018-07-12 16:33 ` Eric W. Biederman
2018-07-13 8:35 ` Pavel Emelyanov
2018-07-13 13:46 ` Eric W. Biederman
2018-07-13 14:20 ` Adrian Reber
2018-07-13 20:55 ` Andrew Morton
2018-07-14 4:44 ` Kees Cook
2018-07-14 6:02 ` Josh Triplett
2018-07-14 19:04 ` Eric W. Biederman
2018-07-14 19:10 ` Josh Triplett
2018-07-14 19:39 ` Eric W. Biederman
2018-07-14 20:16 ` Josh Triplett
2018-07-14 20:19 ` Cyrill Gorcunov
2018-07-13 8:23 ` Pavel Emelyanov
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