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From: "Garg, Shivank" <shivankg@amd.com>
To: "seanjc@google.com" <seanjc@google.com>
Cc: "jmattson@google.com" <jmattson@google.com>,
	"david@kernel.org" <david@kernel.org>,
	"ackerleytng@google.com" <ackerleytng@google.com>,
	"pshier@google.com" <pshier@google.com>,
	"shuah@kernel.org" <shuah@kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-kselftest@vger.kernel.org"
	<linux-kselftest@vger.kernel.org>,
	"pbonzini@redhat.com" <pbonzini@redhat.com>,
	"ricarkol@google.com" <ricarkol@google.com>,
	"kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: [PATCH v2 3/4] KVM: selftests: add get_numa_mem_nodes()
Date: Sat, 5 Sep 2026 18:52:18 +0000	[thread overview]
Message-ID: <c15678d5ea8f229d9b7eb8afb1f0a0c94faf8e20.camel@amd.com> (raw)
In-Reply-To: <apbqEfeCQhgdAvKa@google.com>

On Tue, 2026-09-01 at 08:06 -0700, Sean Christopherson wrote:
> On Tue, Sep 01, 2026, Shivank Garg wrote:
> > The xAPIC IPI test uses MPOL_F_MEMS_ALLOWED to get the memory nodes
> > available to the current process. Move the query to numaif.h as
> > get_numa_mem_nodes() so other KVM selftests can use it.
> > 
> > Call get_mempolicy() directly instead of using the assert-on-failure
> > kvm_get_mempolicy() wrapper. The xAPIC test already asserts its two
> > node requirement.
> 
> NAK.  This is not an improvement.  get_mempolicy() straight up should not fail
> for this usage.

Agreed. I will drop this patch.
Your kvm_get_numa_memory_nodes() / kvm_get_next_numa_node() helpers are
more useful here.

Thanks,
Shivank

  reply	other threads:[~2026-09-05 18:52 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-01  8:22 [PATCH v2 0/4] KVM: guest_memfd: fix NUMA selftests Shivank Garg
2026-09-01  8:22 ` [PATCH v2 1/4] KVM: selftests: fix maxnode arguments in xapic_ipi_test Shivank Garg
2026-09-01 15:04   ` Sean Christopherson
2026-09-05  9:10     ` Garg, Shivank
2026-09-01  8:22 ` [PATCH v2 2/4] KVM: selftests: use BITS_PER_TYPE() for NUMA masks Shivank Garg
2026-09-01  8:22 ` [PATCH v2 3/4] KVM: selftests: add get_numa_mem_nodes() Shivank Garg
2026-09-01 15:06   ` Sean Christopherson
2026-09-05 18:52     ` Garg, Shivank [this message]
2026-09-01  8:22 ` [PATCH v2 4/4] KVM: selftests: use allowed NUMA nodes in guest_memfd_test Shivank Garg
2026-09-01  8:39   ` sashiko-bot
2026-09-01  9:38     ` Garg, Shivank
2026-09-01 15:07       ` Sean Christopherson
2026-09-01 17:28   ` Sean Christopherson
2026-09-05 19:45     ` Garg, Shivank

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