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From: Michael Ellerman <mpe@ellerman.id.au>
To: Segher Boessenkool <segher@kernel.crashing.org>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [RFC PATCH 1/6] powerpc: Add security feature flags for Spectre/Meltdown
Date: Fri, 02 Mar 2018 00:19:02 +1100	[thread overview]
Message-ID: <874lm07x2x.fsf@concordia.ellerman.id.au> (raw)
In-Reply-To: <20180228150427.GA21977@gate.crashing.org>

Segher Boessenkool <segher@kernel.crashing.org> writes:

> Hi!
>
> On Thu, Mar 01, 2018 at 01:53:11AM +1100, Michael Ellerman wrote:
>> +// A speculation barrier should be used for bounds checks (Spectre variant 1ull
>
> s/1ull/1)/  ?

Haha, oops. Thanks for spotting it.

Result of replacing ASM_CONST(x) with xull.

cheers

  reply	other threads:[~2018-03-01 13:19 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-28 14:53 [RFC PATCH 1/6] powerpc: Add security feature flags for Spectre/Meltdown Michael Ellerman
2018-02-28 14:53 ` [RFC PATCH 2/6] powerpc/pseries: Add new H_GET_CPU_CHARACTERISTICS flags Michael Ellerman
2018-02-28 14:53 ` [RFC PATCH 3/6] powerpc/pseries: Set or clear security feature flags Michael Ellerman
2018-02-28 14:53 ` [RFC PATCH 4/6] powerpc/powernv: " Michael Ellerman
2018-02-28 14:53 ` [RFC PATCH 5/6] powerpc/64s: Move cpu_show_meltdown() Michael Ellerman
2018-02-28 14:53 ` [RFC PATCH 6/6] powerpc/64s: Enhance the information in cpu_show_meltdown() Michael Ellerman
2018-02-28 15:04 ` [RFC PATCH 1/6] powerpc: Add security feature flags for Spectre/Meltdown Segher Boessenkool
2018-03-01 13:19   ` Michael Ellerman [this message]
2018-03-01  0:34 ` Daniel Axtens
2018-03-01 13:20   ` Michael Ellerman
2018-03-02 11:58 ` [RFC PATCH 7/10] powerpc/powernv: Use the security flags in pnv_setup_rfi_flush() Michael Ellerman
2018-03-02 11:58   ` [RFC PATCH 8/10] powerpc/pseries: Use the security flags in pseries_setup_rfi_flush() Michael Ellerman
2018-03-02 11:58   ` [RFC PATCH 9/10] powerpc/64s: Wire up cpu_show_spectre_v1() Michael Ellerman
2018-03-02 11:58   ` [RFC PATCH 10/10] powerpc/64s: Wire up cpu_show_spectre_v2() Michael Ellerman

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