From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?UTF-8?Q?Christian_K=c3=b6nig?= <ckoenig.leichtzumerken-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH] drm/amdgpu: Adjust the VM size based on system memory size
Date: Wed, 22 Aug 2018 08:55:20 +0200
Message-ID: <52d5e14f-88be-696c-e656-ecb5cf1ee582@gmail.com>
References: <1534886748-22658-1-git-send-email-Felix.Kuehling@amd.com>
 <40b96ac4-322d-7d11-1e8d-970a575b4282@amd.com>
Reply-To: christian.koenig-5C7GfCeVMHo@public.gmane.org
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"; Format="flowed"
Content-Transfer-Encoding: base64
Return-path: <amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
In-Reply-To: <40b96ac4-322d-7d11-1e8d-970a575b4282-5C7GfCeVMHo@public.gmane.org>
Content-Language: en-US
List-Id: Discussion list for AMD gfx <amd-gfx.lists.freedesktop.org>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/amd-gfx>,
 <mailto:amd-gfx-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/amd-gfx>
List-Post: <mailto:amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
List-Help: <mailto:amd-gfx-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/amd-gfx>,
 <mailto:amd-gfx-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=subscribe>
Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Sender: "amd-gfx" <amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
To: Felix Kuehling <felix.kuehling-5C7GfCeVMHo@public.gmane.org>, "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" <amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>

QW0gMjEuMDguMjAxOCB1bSAyMzo0NSBzY2hyaWViIEZlbGl4IEt1ZWhsaW5nOgo+IFRoaXMgcGF0
Y2ggaXMgbWVhbnQgZm9yIGFtZC1zdGFnaW5nLWRybS1uZXh0LiBJdCdzIHBhcnQgb2YgbXkgZWZm
b3J0IHRvCj4gcmVkdWNlIGRpZmZlcmVuY2VzIGJldHdlZW4ga2ZkLXN0YWdpbmcgYW5kIHVwc3Ry
ZWFtIGFuZCBldmVudHVhbGx5Cj4gcmVwbGFjZSBhbGwgb3VyIG1lbW9yeSBtYW5hZ2VyIGhhY2tz
IHdpdGggdXBzdHJlYW0gc29sdXRpb25zLgo+Cj4gVGhpcyBjb21taXQgc2hvdWxkIG9ubHkgYWZm
ZWN0IEdGWHY4IGFuZCBvbGRlci4gSXQgc2hvdWxkIG5vdCBoYXZlIGFueQo+IG5lZ2F0aXZlIGlt
cGFjdCwgZXhjZXB0IGJpZ2dlciBHUFVWTSBwYWdlIHRhYmxlcyBvbiBzeXN0ZW1zIHdpdGggbG90
cyBvZgo+IG1lbW9yeS4gQ29udmVyc2VseSwgdGhpcyBjb3VsZCBhY3R1YWxseSBhbGxvdyBtYWtp
bmcgdGhlIEdQVVZNIHBhZ2UKPiB0YWJsZXMgc21hbGxlciBvbiBzeXN0ZW1zIHdpdGggbGl0dGxl
IG1lbW9yeSwgaWYgd2Ugd2FudGVkIHRvIHRha2UKPiBhZHZhbnRhZ2Ugb2YgdGhhdCBvcHBvcnR1
bml0eS4KPgo+IFRoZSBjdXJyZW50IG1pbmltdW0gaXMgNjRHQiwgd2hpY2ggSSBiZWxpZXZlIG1l
YW5zIDMyS0IgcGFnZSB0YWJsZXMgYW5kCj4gcGFnZSBkaXJlY3Rvcmllcy4gVGhlIHNtYWxsZXN0
IFZNIHNpemUgdGhhdCBtYWtlcyBzZW5zZSB3aXRoIDItbGV2ZWxzIG9mCj4gNEtCIHBhZ2UgdGFi
bGVzIHdvdWxkIGJlIDFHQi4gSWYgd2UgcmVhbGx5IHdhbnQgdG8gZ28gdGhhdCBzbWFsbCwgSQo+
IHNob3VsZCBhbHNvIGZhY3RvciB0aGUgbG9jYWwgVlJBTSBzaXplIGludG8gdGhlIGVxdWF0aW9u
Lgo+Cj4gUmVnYXJkcywKPiAgwqAgRmVsaXgKPgo+Cj4gT24gMjAxOC0wOC0yMSAwNToyNSBQTSwg
RmVsaXggS3VlaGxpbmcgd3JvdGU6Cj4+IFNldCB0aGUgVk0gc2l6ZSBiYXNlZCBvbiBzeXN0ZW0g
bWVtb3J5IHNpemUgYmV0d2VlbiB0aGUgQVNJQy1zcGVjaWZpYwo+PiBsaW1pdHMgZ2l2ZW4gYnkg
bWluX3ZtX3NpemUgYW5kIG1heF9iaXRzLiBHRlh2OSBHUFVzIHdpbGwga2VlcCB0aGVpcgo+PiBk
ZWZhdWx0IFZNIHNpemUgb2YgMjU2VEIgKDQ4IGJpdCkuIE9ubHkgb2xkZXIgR1BVcyB3aWxsIGFk
anVzdCBWTSBzaXplCj4+IGRlcGVuZGluZyBvbiBzeXN0ZW0gbWVtb3J5IHNpemUuCj4+Cj4+IFRo
aXMgbWFrZXMgbW9yZSBWTSBzcGFjZSBhdmFpbGFibGUgZm9yIFJPQ20gYXBwbGljYXRpb25zIG9u
IEdGWHY4IEdQVXMKPj4gdGhhdCB3YW50IHRvIG1hcCBhbGwgYXZhaWxhYmxlIFZSQU0gYW5kIHN5
c3RlbSBtZW1vcnkgaW4gdGhlaXIgU1ZNCj4+IGFkZHJlc3Mgc3BhY2UuCj4+Cj4+IFNpZ25lZC1v
ZmYtYnk6IEZlbGl4IEt1ZWhsaW5nIDxGZWxpeC5LdWVobGluZ0BhbWQuY29tPgo+PiAtLS0KPj4g
ICBkcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfdm0uYyB8IDI2ICsrKysrKysrKysr
KysrKysrKysrKystLS0tCj4+ICAgZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X3Zt
LmggfCAgMiArLQo+PiAgIDIgZmlsZXMgY2hhbmdlZCwgMjMgaW5zZXJ0aW9ucygrKSwgNSBkZWxl
dGlvbnMoLSkKPj4KPj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2Ft
ZGdwdV92bS5jIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X3ZtLmMKPj4gaW5k
ZXggNjYyZThhMy4uNDg5NzFjYyAxMDA2NDQKPj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9h
bWRncHUvYW1kZ3B1X3ZtLmMKPj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1k
Z3B1X3ZtLmMKPj4gQEAgLTI0ODIsMjggKzI0ODIsNDYgQEAgc3RhdGljIHVpbnQzMl90IGFtZGdw
dV92bV9nZXRfYmxvY2tfc2l6ZSh1aW50NjRfdCB2bV9zaXplKQo+PiAgICAqIGFtZGdwdV92bV9h
ZGp1c3Rfc2l6ZSAtIGFkanVzdCB2bSBzaXplLCBibG9jayBzaXplIGFuZCBmcmFnbWVudCBzaXpl
Cj4+ICAgICoKPj4gICAgKiBAYWRldjogYW1kZ3B1X2RldmljZSBwb2ludGVyCj4+IC0gKiBAdm1f
c2l6ZTogdGhlIGRlZmF1bHQgdm0gc2l6ZSBpZiBpdCdzIHNldCBhdXRvCj4+ICsgKiBAbWluX3Zt
X3NpemU6IHRoZSBtaW5pbXVtIHZtIHNpemUgaW4gR0IgaWYgaXQncyBzZXQgYXV0bwo+PiAgICAq
IEBmcmFnbWVudF9zaXplX2RlZmF1bHQ6IERlZmF1bHQgUFRFIGZyYWdtZW50IHNpemUKPj4gICAg
KiBAbWF4X2xldmVsOiBtYXggVk1QVCBsZXZlbAo+PiAgICAqIEBtYXhfYml0czogbWF4IGFkZHJl
c3Mgc3BhY2Ugc2l6ZSBpbiBiaXRzCj4+ICAgICoKPj4gICAgKi8KPj4gLXZvaWQgYW1kZ3B1X3Zt
X2FkanVzdF9zaXplKHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2LCB1aW50MzJfdCB2bV9zaXpl
LAo+PiArdm9pZCBhbWRncHVfdm1fYWRqdXN0X3NpemUoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFk
ZXYsIHVpbnQzMl90IG1pbl92bV9zaXplLAo+PiAgIAkJCSAgIHVpbnQzMl90IGZyYWdtZW50X3Np
emVfZGVmYXVsdCwgdW5zaWduZWQgbWF4X2xldmVsLAo+PiAgIAkJCSAgIHVuc2lnbmVkIG1heF9i
aXRzKQo+PiAgIHsKPj4gKwl1bnNpZ25lZCBpbnQgbWF4X3NpemUgPSAxIDw8IChtYXhfYml0cyAt
IDMwKTsKPj4gKwl1bnNpZ25lZCBpbnQgdm1fc2l6ZTsKPj4gICAJdWludDY0X3QgdG1wOwo+PiAg
IAo+PiAgIAkvKiBhZGp1c3Qgdm0gc2l6ZSBmaXJzdCAqLwo+PiAgIAlpZiAoYW1kZ3B1X3ZtX3Np
emUgIT0gLTEpIHsKPj4gLQkJdW5zaWduZWQgbWF4X3NpemUgPSAxIDw8IChtYXhfYml0cyAtIDMw
KTsKPj4gLQo+PiAgIAkJdm1fc2l6ZSA9IGFtZGdwdV92bV9zaXplOwo+PiAgIAkJaWYgKHZtX3Np
emUgPiBtYXhfc2l6ZSkgewo+PiAgIAkJCWRldl93YXJuKGFkZXYtPmRldiwgIlZNIHNpemUgKCVk
KSB0b28gbGFyZ2UsIG1heCBpcyAldSBHQlxuIiwKPj4gICAJCQkJIGFtZGdwdV92bV9zaXplLCBt
YXhfc2l6ZSk7Cj4+ICAgCQkJdm1fc2l6ZSA9IG1heF9zaXplOwo+PiAgIAkJfQo+PiArCX0gZWxz
ZSB7Cj4+ICsJCXN0cnVjdCBzeXNpbmZvIHNpOwo+PiArCQl1bnNpZ25lZCBpbnQgcGh5c19yYW1f
Z2I7Cj4+ICsKPj4gKwkJLyogT3B0aW1hbCBWTSBzaXplIGRlcGVuZHMgb24gdGhlIGFtb3VudCBv
ZiBwaHlzaWNhbAo+PiArCQkgKiBSQU0gYXZhaWxhYmxlLiBVbmRlcmx5aW5nIHJlcXVpcmVtZW50
cyBhbmQKPj4gKwkJICogYXNzdW1wdGlvbnM6Cj4+ICsJCSAqCj4+ICsJCSAqICAtIE5lZWQgdG8g
bWFwIHN5c3RlbSBtZW1vcnkgYW5kIFZSQU0gZnJvbSBhbGwgR1BVcwo+PiArCQkgKiAgICAgLSBW
UkFNIGZyb20gb3RoZXIgR1BVcyBub3Qga25vd24gaGVyZQo+PiArCQkgKiAgICAgLSBBc3N1bWUg
VlJBTSA8PSBzeXN0ZW0gbWVtb3J5Cj4+ICsJCSAqICAtIE9uIEdGWDggYW5kIG9sZGVyLCBWTSBz
cGFjZSBjYW4gYmUgc2VnbWVudGVkIGZvcgo+PiArCQkgKiAgICBkaWZmZXJlbnQgTVRZUEVzCj4+
ICsJCSAqICAtIE5lZWQgdG8gYWxsb3cgcm9vbSBmb3IgZnJhZ21lbnRhdGlvbiwgZ3VhcmQgcGFn
ZXMgZXRjLgo+PiArCQkgKi8KPj4gKwkJc2lfbWVtaW5mbygmc2kpOwo+PiArCQlwaHlzX3JhbV9n
YiA9ICgodWludDY0X3Qpc2kudG90YWxyYW0gKiBzaS5tZW1fdW5pdCkgPj4gMzA7CgpMb29rcyBn
b29kIHRvIG1lLCBidXQgSSB3b3VsZCBtYWtlIHN1cmUgdGhhdCByb3VuZCB0aGF0IHVwIGJlZm9y
ZSAKc2hpZnRpbmcgaXQuCgo+PiArCQl2bV9zaXplID0gbWluKG1heChwaHlzX3JhbV9nYiAqIDMs
IG1pbl92bV9zaXplKSwgbWF4X3NpemUpOwoKTWhtLCAicGh5c19yYW1fZ2IgKiAzIj8gTWF5YmUg
YWRkIGEgY29tbWVudCB3aXRoIHRoZSByYXRpb25hbCBmb3IgdGhhdC4KCkNocmlzdGlhbi4KCj4+
ICAgCX0KPj4gICAKPj4gICAJYWRldi0+dm1fbWFuYWdlci5tYXhfcGZuID0gKHVpbnQ2NF90KXZt
X3NpemUgPDwgMTg7Cj4+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9h
bWRncHVfdm0uaCBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV92bS5oCj4+IGlu
ZGV4IDExNjJjMmIuLmFiMWQyM2UgMTAwNjQ0Cj4+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQv
YW1kZ3B1L2FtZGdwdV92bS5oCj4+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2Ft
ZGdwdV92bS5oCj4+IEBAIC0zNDUsNyArMzQ1LDcgQEAgc3RydWN0IGFtZGdwdV9ib192YV9tYXBw
aW5nICphbWRncHVfdm1fYm9fbG9va3VwX21hcHBpbmcoc3RydWN0IGFtZGdwdV92bSAqdm0sCj4+
ICAgdm9pZCBhbWRncHVfdm1fYm9fdHJhY2VfY3Moc3RydWN0IGFtZGdwdV92bSAqdm0sIHN0cnVj
dCB3d19hY3F1aXJlX2N0eCAqdGlja2V0KTsKPj4gICB2b2lkIGFtZGdwdV92bV9ib19ybXYoc3Ry
dWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYsCj4+ICAgCQkgICAgICBzdHJ1Y3QgYW1kZ3B1X2JvX3Zh
ICpib192YSk7Cj4+IC12b2lkIGFtZGdwdV92bV9hZGp1c3Rfc2l6ZShzdHJ1Y3QgYW1kZ3B1X2Rl
dmljZSAqYWRldiwgdWludDMyX3Qgdm1fc2l6ZSwKPj4gK3ZvaWQgYW1kZ3B1X3ZtX2FkanVzdF9z
aXplKHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2LCB1aW50MzJfdCBtaW5fdm1fc2l6ZSwKPj4g
ICAJCQkgICB1aW50MzJfdCBmcmFnbWVudF9zaXplX2RlZmF1bHQsIHVuc2lnbmVkIG1heF9sZXZl
bCwKPj4gICAJCQkgICB1bnNpZ25lZCBtYXhfYml0cyk7Cj4+ICAgaW50IGFtZGdwdV92bV9pb2N0
bChzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCB2b2lkICpkYXRhLCBzdHJ1Y3QgZHJtX2ZpbGUgKmZp
bHApOwo+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4g
YW1kLWdmeCBtYWlsaW5nIGxpc3QKPiBhbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+IGh0
dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdmeAoKX19f
X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWls
aW5nIGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVl
ZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==