From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Athira Rajeev <atrajeev@linux.vnet.ibm.com>, mpe@ellerman.id.au
Cc: cascardo@canonical.com, maddy@linux.ibm.com,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] powerpc/perf: Fix PMU constraint check for EBB events
Date: Sun, 11 Apr 2021 00:28:57 +1000 [thread overview]
Message-ID: <161806493740.1467223.9552501600191606671.b4-ty@ellerman.id.au> (raw)
In-Reply-To: <1617725761-1464-1-git-send-email-atrajeev@linux.vnet.ibm.com>
On Tue, 6 Apr 2021 12:16:01 -0400, Athira Rajeev wrote:
> The power PMU group constraints includes check for EBB events
> to make sure all events in a group must agree on EBB. This
> will prevent scheduling EBB and non-EBB events together.
> But in the existing check, settings for constraint mask and
> value is interchanged. Patch fixes the same.
>
> Before the patch, PMU selftest "cpu_event_pinned_vs_ebb_test"
> fails with below in dmesg logs. This happens because EBB event
> gets enabled along with a non-EBB cpu event.
>
> [...]
Applied to powerpc/next.
[1/1] powerpc/perf: Fix PMU constraint check for EBB events
https://git.kernel.org/powerpc/c/10f8f96179ecc7f69c927f6d231f6d02736cea83
cheers
prev parent reply other threads:[~2021-04-10 14:29 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-06 16:16 [PATCH] powerpc/perf: Fix PMU constraint check for EBB events Athira Rajeev
2021-04-10 14:28 ` Michael Ellerman [this message]
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