From: Pierre Morel <pmorel@linux.ibm.com>
To: Thomas Huth <thuth@redhat.com>, kvm@vger.kernel.org
Cc: linux-s390@vger.kernel.org, frankja@linux.ibm.com,
david@redhat.com, cohuck@redhat.com, imbrenda@linux.ibm.com,
drjones@redhat.com, pbonzini@redhat.com
Subject: Re: [kvm-unit-tests PATCH v5 2/3] s390x: define UV compatible I/O allocation
Date: Fri, 22 Jan 2021 16:43:25 +0100 [thread overview]
Message-ID: <29d73d90-edd8-f482-d020-100b49c97fbf@linux.ibm.com> (raw)
In-Reply-To: <0393eaa1-e3e8-21c4-4e8f-b8dc2cc82983@redhat.com>
On 1/22/21 3:12 PM, Thomas Huth wrote:
> On 22/01/2021 14.27, Pierre Morel wrote:
>> To centralize the memory allocation for I/O we define
>> the alloc_io_mem/free_io_mem functions which share the I/O
>> memory with the host in case the guest runs with
>> protected virtualization.
>>
>> These functions allocate on a page integral granularity to
>> ensure a dedicated sharing of the allocated objects.
>>
>> Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
>> ---
>> lib/s390x/malloc_io.c | 71 +++++++++++++++++++++++++++++++++++++++++++
>> lib/s390x/malloc_io.h | 45 +++++++++++++++++++++++++++
>> s390x/Makefile | 1 +
>> 3 files changed, 117 insertions(+)
>> create mode 100644 lib/s390x/malloc_io.c
>> create mode 100644 lib/s390x/malloc_io.h
>
> Acked-by: Thomas Huth <thuth@redhat.com>
>
Thanks,
Pierre
--
Pierre Morel
IBM Lab Boeblingen
next prev parent reply other threads:[~2021-01-22 15:44 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-22 13:27 [kvm-unit-tests PATCH v5 0/3] s390x: css: pv: css test adaptation for PV Pierre Morel
2021-01-22 13:27 ` [kvm-unit-tests PATCH v5 1/3] s390x: pv: implement routine to share/unshare memory Pierre Morel
2021-01-22 13:33 ` Janosch Frank
2021-01-22 15:44 ` Pierre Morel
2021-01-22 13:27 ` [kvm-unit-tests PATCH v5 2/3] s390x: define UV compatible I/O allocation Pierre Morel
2021-01-22 13:57 ` Janosch Frank
2021-01-22 15:38 ` Pierre Morel
2021-01-22 14:12 ` Thomas Huth
2021-01-22 15:43 ` Pierre Morel [this message]
2021-01-27 10:47 ` Cornelia Huck
2021-01-27 12:40 ` Pierre Morel
2021-01-22 13:27 ` [kvm-unit-tests PATCH v5 3/3] s390x: css: pv: css test adaptation for PV Pierre Morel
2021-01-27 12:37 ` [kvm-unit-tests PATCH v5 0/3] " Janosch Frank
2021-01-27 12:40 ` Pierre Morel
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