From: Nathan Lynch <nathanl@linux.ibm.com>
To: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: Abdul Haleem <abdhalee@linux.vnet.ibm.com>,
Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>,
linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
Nicholas Piggin <npiggin@gmail.com>
Subject: Re: [PATCH v4 0/5] Early node associativity
Date: Wed, 02 Oct 2019 12:59:03 -0500 [thread overview]
Message-ID: <87eezvjafs.fsf@linux.ibm.com> (raw)
In-Reply-To: <20190913110945.12564-1-srikar@linux.vnet.ibm.com>
Hi Srikar,
Srikar Dronamraju <srikar@linux.vnet.ibm.com> writes:
> Abdul reported a warning on a shared lpar.
> "WARNING: workqueue cpumask: online intersect > possible intersect".
> This is because per node workqueue possible mask is set very early in the
> boot process even before the system was querying the home node
> associativity. However per node workqueue online cpumask gets updated
> dynamically. Hence there is a chance when per node workqueue online cpumask
> is a superset of per node workqueue possible mask.
Sorry for the delay in following up on these. The series looks good to
me, and I've given it a little testing with LPM and DLPAR. I've also
verified that the cpu assignments occur early as intended on an LPAR
where that workqueue warning had been triggered.
next prev parent reply other threads:[~2019-10-02 18:05 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-13 11:09 [PATCH v4 0/5] Early node associativity Srikar Dronamraju
2019-09-13 11:09 ` [PATCH v4 1/5] powerpc/vphn: Check for error from hcall_vphn Srikar Dronamraju
2019-10-02 17:51 ` Nathan Lynch
2019-09-13 11:09 ` [PATCH v4 2/5] powerpc/numa: Handle extra hcall_vphn error cases Srikar Dronamraju
2019-10-02 17:54 ` Nathan Lynch
2019-09-13 11:09 ` [PATCH v4 3/5] powerpc/numa: Use cpu node map of first sibling thread Srikar Dronamraju
2019-10-02 17:55 ` Nathan Lynch
2019-09-13 11:09 ` [PATCH v4 4/5] powerpc/numa: Early request for home node associativity Srikar Dronamraju
2019-10-02 17:56 ` Nathan Lynch
2019-09-13 11:09 ` [PATCH v4 5/5] powerpc/numa: Remove late " Srikar Dronamraju
2019-10-02 17:57 ` Nathan Lynch
2019-10-02 17:59 ` Nathan Lynch [this message]
2019-10-17 12:27 ` [PATCH v4 0/5] Early " Nathan Lynch
2019-11-15 13:37 ` Srikar Dronamraju
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