From: Michael Ellerman <mpe@ellerman.id.au>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: linuxppc-dev@ozlabs.org, LKML <linux-kernel@vger.kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
npiggin@gmail.com, Anton Blanchard <anton@samba.org>,
mikey@neuling.org, oohall@gmail.com,
Paul Mackerras <paulus@samba.org>,
Greg KH <gregkh@linuxfoundation.org>
Subject: Re: [PATCH 09/11] powerpc/64s: Allow control of RFI flush via sysfs
Date: Tue, 09 Jan 2018 09:09:59 +1100 [thread overview]
Message-ID: <87y3l880js.fsf@concordia.ellerman.id.au> (raw)
In-Reply-To: <alpine.DEB.2.20.1801081818060.1735@nanos>
Thomas Gleixner <tglx@linutronix.de> writes:
> On Tue, 9 Jan 2018, Michael Ellerman wrote:
>
> Sorry, I wasn't aware about your efforts and did not cc you. I've just
> queued a more generic sysfs interface for this whole mess:
No worries.
> https://lkml.kernel.org/r/20180107214913.096657732@linutronix.de
>
> It should be simple to extend for write and it would be great if all
> affected architectures could share it.
As you say this has all been a bit of a mess, and as a result we already
have people running kernels with this patch, so we don't want to remove
the 'rfi_flush' file.
But we will certainly add support on powerpc for the files you have
created, in addition to 'rfi_flush'.
cheers
next prev parent reply other threads:[~2018-01-08 22:10 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-08 16:54 [PATCH 01/11] powerpc/pseries: Add H_GET_CPU_CHARACTERISTICS flags & wrapper Michael Ellerman
2018-01-08 16:54 ` [PATCH 02/11] powerpc/64: Add macros for annotating the destination of rfid/hrfid Michael Ellerman
2018-01-08 16:54 ` [PATCH 03/11] powerpc/64s: Simple RFI macro conversions Michael Ellerman
2018-01-08 17:09 ` Peter Zijlstra
2018-01-08 21:01 ` Paul Mackerras
2018-01-08 22:04 ` Michael Ellerman
2018-01-08 16:54 ` [PATCH 04/11] powerpc/64: Convert the syscall exit path to use RFI_TO_USER/KERNEL Michael Ellerman
2018-01-08 16:54 ` [PATCH 05/11] powerpc/64: Convert fast_exception_return " Michael Ellerman
2018-01-08 16:54 ` [PATCH 06/11] powerpc/64s: Convert slb_miss_common " Michael Ellerman
2018-01-08 16:54 ` [PATCH 07/11] powerpc/64s: Add support for RFI flush of L1-D cache Michael Ellerman
2018-01-09 7:02 ` Joel Stanley
2018-01-09 16:05 ` Michael Ellerman
2018-01-25 9:10 ` Christian Zigotzky
2018-01-30 2:11 ` Michael Ellerman
2018-01-08 16:54 ` [PATCH 08/11] powerpc/64s: Support disabling RFI flush with no_rfi_flush and nopti Michael Ellerman
2018-01-08 16:54 ` [PATCH 09/11] powerpc/64s: Allow control of RFI flush via sysfs Michael Ellerman
2018-01-08 17:20 ` Thomas Gleixner
2018-01-08 22:09 ` Michael Ellerman [this message]
2018-01-09 6:06 ` Jon Masters
2018-01-09 8:05 ` Greg KH
2018-01-09 8:11 ` Jon Masters
2018-01-09 8:03 ` Greg KH
2018-01-08 16:54 ` [PATCH 10/11] powerpc/pseries: Query hypervisor for RFI flush settings Michael Ellerman
2018-01-08 16:54 ` [PATCH 11/11] powerpc/powernv: Check device-tree " Michael Ellerman
2018-01-08 21:57 ` Tyrel Datwyler
2018-01-11 2:25 ` [01/11] powerpc/pseries: Add H_GET_CPU_CHARACTERISTICS flags & wrapper Michael Ellerman
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