From: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
To: Harish <harish@linux.ibm.com>
Cc: srikar@linux.vnet.ibm.com, shiganta@in.ibm.com,
sathnaga@linux.vnet.ibm.com, sandipan@linux.ibm.com,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v3] selftests: powerpc: Fix CPU affinity for child process
Date: Tue, 9 Jun 2020 14:33:58 +0530 [thread overview]
Message-ID: <94ca8f60-3e1a-73d3-fc06-ece5981dfd59@linux.vnet.ibm.com> (raw)
In-Reply-To: <20200609081423.529664-1-harish@linux.ibm.com>
On 6/9/20 1:44 PM, Harish wrote:
> On systems with large number of cpus, test fails trying to set
> affinity by calling sched_setaffinity() with smaller size for
> affinity mask. This patch fixes it by making sure that the size of
> allocated affinity mask is dependent on the number of CPUs as
> reported by get_nprocs().
>
> Fixes: 00b7ec5c9cf3 ("selftests/powerpc: Import Anton's context_switch2 benchmark")
> Reported-by: Shirisha Ganta <shiganta@in.ibm.com>
> Signed-off-by: Sandipan Das <sandipan@linux.ibm.com>
> Signed-off-by: Harish <harish@linux.ibm.com>
LGTM,
Reviewed-by: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
--
Kamalesh
next prev parent reply other threads:[~2020-06-09 9:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-09 8:14 [PATCH v3] selftests: powerpc: Fix CPU affinity for child process Harish
2020-06-09 9:03 ` Kamalesh Babulal [this message]
2020-06-09 10:29 ` Satheesh Rajendran
2020-08-02 13:39 ` Michael Ellerman
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