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From: Petr Vorel <pvorel@suse.cz>
To: "xuyang2018.jy@fujitsu.com" <xuyang2018.jy@fujitsu.com>
Cc: LTP List <ltp@lists.linux.it>
Subject: Re: [LTP] [PATCH v1] mem/swapping01: Make sure swap is supported by kernel
Date: Fri, 11 Feb 2022 09:59:14 +0100	[thread overview]
Message-ID: <YgYlYoi0AC1flHlT@pevik> (raw)
In-Reply-To: <62061EC1.2040206@fujitsu.com>

Hi all,

> Hi Bogdan
> > Hi all,

> > I didn't go for CONFIG_SWAP just because wanted to be aligned with
> > syscalls/swapon/swapon03.c and to not multiply patterns.

> > If you see CONFIG_SWAP more beneficial for docparser, I can make another
> > patch.

> > Should I?
> IMO, yes, but let's listen voice from other maintainers.
> @Petr,@Cyril

We have 3 options.

1) keep check access("/proc/swaps", F_OK)
2) use .needs_config for "CONFIG_SWAP=y"
3) Add .needs_swap flag to struct tst_test

To be honest, I'm not sure, what's the best, probably .needs_config.
I worried little bit about .needs_config forcing config to be available in the
past, but that should be solved KCONFIG_SKIP_CHECK added by Xu.

Kind regards,
Petr

> Best Regards
> Yang Xu

> > Cheers,
> > Bogdan
> > ------------------------------------------------------------------------
> > *From:* ltp <ltp-bounces+bogdan.lezhepekov=suse.com@lists.linux.it> on
> > behalf of xuyang2018.jy@fujitsu.com <xuyang2018.jy@fujitsu.com>
> > *Sent:* Friday, February 11, 2022 3:21
> > *To:* Li Wang <liwang@redhat.com>
> > *Cc:* LTP List <ltp@lists.linux.it>
> > *Subject:* Re: [LTP] [PATCH v1] mem/swapping01: Make sure swap is
> > supported by kernel
> > Hi Li


> >>  On Fri, Feb 11, 2022 at 12:09 AM Cyril Hrubis <chrubis@suse.cz
> >>  <mailto:chrubis@suse.cz>> wrote:

> >>  Hi!
> >>  Applied, thanks.

> >>  I guess that the SAFE_OPEN() caused TBROK on machines without
> >>  CONFIG_SWAP, right?


> >>  If so, why not go fix with .needs_config for "CONFIG_SWAP=y" ?
> > +1, it is also friendly to docparse.

> > ps: I never listen user complaint for the lack of CONFIG_PORC, so only
> > using .needs_config for "CONFIG_SWAP=y" can work well.

> > Best Regards
> > Yang Xu

> >>  --
> >>  Regards,
> >>  Li Wang

-- 
Mailing list info: https://lists.linux.it/listinfo/ltp

  reply	other threads:[~2022-02-11  8:59 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-10 13:38 [LTP] [PATCH v1] mem/swapping01: Make sure swap is supported by kernel Bogdan Lezhepekov via ltp
2022-02-10 16:11 ` Cyril Hrubis
2022-02-10 16:30   ` Bogdan Lezhepekov via ltp
2022-02-11  0:39   ` Li Wang
2022-02-11  1:21     ` xuyang2018.jy
2022-02-11  7:35       ` Bogdan Lezhepekov via ltp
2022-02-11  8:30         ` xuyang2018.jy
2022-02-11  8:59           ` Petr Vorel [this message]
2022-02-11 13:15             ` Cyril Hrubis
2022-02-11 13:16               ` Bogdan Lezhepekov via ltp
2022-02-12  2:19                 ` Li Wang

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