From: David Hildenbrand <david@redhat.com>
To: Claudio Imbrenda <imbrenda@linux.ibm.com>, kvm@vger.kernel.org
Cc: linux-s390@vger.kernel.org, frankja@linux.ibm.com,
borntraeger@de.ibm.com, schlameuss@linux.ibm.com,
willy@infradead.org, hca@linux.ibm.com, svens@linux.ibm.com,
agordeev@linux.ibm.com, gor@linux.ibm.com, nrb@linux.ibm.com,
nsg@linux.ibm.com, seanjc@google.com, seiden@linux.ibm.com
Subject: Re: [PATCH v3 04/15] KVM: s390: selftests: fix ucontrol memory region test
Date: Mon, 20 Jan 2025 13:12:31 +0100 [thread overview]
Message-ID: <19a46e9e-afbd-4f83-894d-e3331c3ac956@redhat.com> (raw)
In-Reply-To: <20250117190938.93793-5-imbrenda@linux.ibm.com>
On 17.01.25 20:09, Claudio Imbrenda wrote:
> With the latest patch, attempting to create a memslot from userspace
> will result in an EEXIST error for UCONTROL VMs, instead of EINVAL,
> since the new memslot will collide with the internal memslot. There is
> no simple way to bring back the previous behaviour.
>
> This is not a problem, but the test needs to be fixed accordingly.
>
> Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
> ---
> tools/testing/selftests/kvm/s390x/ucontrol_test.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/tools/testing/selftests/kvm/s390x/ucontrol_test.c b/tools/testing/selftests/kvm/s390x/ucontrol_test.c
> index 135ee22856cf..ca18736257f8 100644
> --- a/tools/testing/selftests/kvm/s390x/ucontrol_test.c
> +++ b/tools/testing/selftests/kvm/s390x/ucontrol_test.c
> @@ -459,10 +459,12 @@ TEST_F(uc_kvm, uc_no_user_region)
> };
>
> ASSERT_EQ(-1, ioctl(self->vm_fd, KVM_SET_USER_MEMORY_REGION, ®ion));
> - ASSERT_EQ(EINVAL, errno);
> + if (errno != EEXIST)
> + ASSERT_EQ(EINVAL, errno);
ASSERT_TRUE(errno == EEXIST || errno == EINVAL)'
?
--
Cheers,
David / dhildenb
next prev parent reply other threads:[~2025-01-20 12:12 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-17 19:09 [PATCH v3 00/15] KVM: s390: Stop using page->index and other things Claudio Imbrenda
2025-01-17 19:09 ` [PATCH v3 01/15] KVM: Do not restrict the size of KVM-internal memory regions Claudio Imbrenda
2025-01-20 12:06 ` David Hildenbrand
2025-01-17 19:09 ` [PATCH v3 02/15] KVM: s390: wrapper for KVM_BUG Claudio Imbrenda
2025-01-20 12:07 ` David Hildenbrand
2025-01-17 19:09 ` [PATCH v3 03/15] KVM: s390: fake memslot for ucontrol VMs Claudio Imbrenda
2025-01-20 12:09 ` David Hildenbrand
2025-01-20 15:27 ` Christoph Schlameuss
2025-01-21 16:33 ` Claudio Imbrenda
2025-01-21 12:23 ` Janosch Frank
2025-01-17 19:09 ` [PATCH v3 04/15] KVM: s390: selftests: fix ucontrol memory region test Claudio Imbrenda
2025-01-20 12:12 ` David Hildenbrand [this message]
2025-01-20 12:25 ` Claudio Imbrenda
2025-01-20 15:40 ` Christoph Schlameuss
2025-01-17 19:09 ` [PATCH v3 05/15] KVM: s390: move pv gmap functions into kvm Claudio Imbrenda
2025-01-21 10:55 ` Christoph Schlameuss
2025-01-21 12:54 ` Janosch Frank
2025-01-17 19:09 ` [PATCH v3 06/15] KVM: s390: use __kvm_faultin_pfn() Claudio Imbrenda
2025-01-21 15:11 ` Christoph Schlameuss
2025-01-17 19:09 ` [PATCH v3 07/15] KVM: s390: get rid of gmap_fault() Claudio Imbrenda
2025-01-22 9:44 ` Christoph Schlameuss
2025-01-17 19:09 ` [PATCH v3 08/15] KVM: s390: get rid of gmap_translate() Claudio Imbrenda
2025-01-22 9:59 ` Christoph Schlameuss
2025-01-17 19:09 ` [PATCH v3 09/15] KVM: s390: move some gmap shadowing functions away from mm/gmap.c Claudio Imbrenda
2025-01-21 13:30 ` Janosch Frank
2025-01-22 12:50 ` Christoph Schlameuss
2025-01-22 15:05 ` Janosch Frank
2025-01-17 19:09 ` [PATCH v3 10/15] KVM: s390: stop using page->index for non-shadow gmaps Claudio Imbrenda
2025-01-21 13:41 ` Janosch Frank
2025-01-17 19:09 ` [PATCH v3 11/15] KVM: s390: stop using lists to keep track of used dat tables Claudio Imbrenda
2025-01-20 15:10 ` Steffen Eiden
2025-01-20 15:29 ` Claudio Imbrenda
2025-01-21 14:09 ` Janosch Frank
2025-01-22 16:13 ` Christoph Schlameuss
2025-01-22 16:19 ` Claudio Imbrenda
2025-01-17 19:09 ` [PATCH v3 12/15] KVM: s390: move gmap_shadow_pgt_lookup() into kvm Claudio Imbrenda
2025-01-21 14:23 ` Janosch Frank
2025-01-17 19:09 ` [PATCH v3 13/15] KVM: s390: remove useless page->index usage Claudio Imbrenda
2025-01-17 19:09 ` [PATCH v3 14/15] KVM: s390: move PGSTE softbits Claudio Imbrenda
2025-01-17 19:09 ` [PATCH v3 15/15] KVM: s390: remove the last user of page->index Claudio Imbrenda
2025-01-21 14:44 ` Janosch Frank
2025-01-21 14:48 ` Claudio Imbrenda
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