From: Mark Rutland <mark.rutland@arm.com>
To: Mark Brown <broonie@kernel.org>
Cc: Anders Roxell <anders.roxell@linaro.org>,
linux-kernel@vger.kernel.org, catalin.marinas@arm.com,
will.deacon@arm.com, arnd@arndb.de, mingo@redhat.com,
rostedt@goodmis.org, akpm@linux-foundation.org
Subject: Re: [RFC PATCH 3/3] arm64: add a new config option KTEST_RUNNABLE
Date: Mon, 7 Jan 2019 14:39:24 +0000 [thread overview]
Message-ID: <20190107143924.GA46743@lakrids.cambridge.arm.com> (raw)
In-Reply-To: <20181213151823.GK10669@sirena.org.uk>
On Thu, Dec 13, 2018 at 03:18:23PM +0000, Mark Brown wrote:
> On Thu, Dec 13, 2018 at 01:29:10PM +0100, Anders Roxell wrote:
>
> > With this new config option, we can boot a allmodconfig kernel in qemu.
> > Config options SERIAL_AMBA_PL011, SERIAL_AMBA_PL011_CONSOLE, UNIX needs
> > to be enabled in order to get a console. Options like CPU_BIG_ENDIAN,
> > CMDLINE_FORCE, CMDLINE_OVERRIDE and HVC_DCC needs to be disabled.
>
> Does ktest really not run with BIG_ENDIAN?
>
> > +config KTEST_RUNNABLE
> > + bool "Test build kernels that run in qemu for ktest"
> > + select SERIAL_AMBA_PL011
> > + select SERIAL_AMBA_PL011_CONSOLE
> > + select UNIX
>
> The opposite angle for my question on patch 1 I guess but is this really
> a generic thing for running ktest? It seems like it's specific to qemu
> (and other systems which have the PL011 as the console serial port).
This is definitely platform-specific rather than ktest specific.
If I wanted to run ktest in a kvmtool VM, I would not need PL011 at all,
since that uses 8250 and virtio-console.
Thanks,
Mark.
next prev parent reply other threads:[~2019-01-07 14:39 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-13 12:29 [RFC PATCH 0/3] Make allmodconfig boot in qemu-arm64 Anders Roxell
2018-12-13 12:29 ` [RFC PATCH 1/3] config: provide a fragment to enable gdb for qemu Anders Roxell
2018-12-13 12:40 ` Mark Brown
2018-12-18 8:45 ` Anders Roxell
2018-12-18 9:07 ` Arnd Bergmann
2018-12-18 13:29 ` Mark Brown
2018-12-13 12:29 ` [RFC PATCH 2/3] lib/ubsan: default UBSAN_ALIGNMENT to not set Anders Roxell
2018-12-13 12:29 ` [RFC PATCH 3/3] arm64: add a new config option KTEST_RUNNABLE Anders Roxell
2018-12-13 15:18 ` Mark Brown
2019-01-07 14:39 ` Mark Rutland [this message]
2019-01-07 14:43 ` Mark Rutland
2019-01-07 17:55 ` Mark Brown
2019-01-07 17:59 ` Mark Rutland
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