From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefano Stabellini Subject: Re: [PATCH v2 8/9] xen/arm: acpi: route all unused IRQs to DOM0 Date: Tue, 19 Jul 2016 16:49:57 -0700 (PDT) Message-ID: References: <1468513325-29492-1-git-send-email-julien.grall@arm.com> <1468513325-29492-9-git-send-email-julien.grall@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1468513325-29492-9-git-send-email-julien.grall@arm.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Julien Grall Cc: sstabellini@kernel.org, steve.capper@arm.com, shankerd@codeaurora.org, xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org T24gVGh1LCAxNCBKdWwgMjAxNiwgSnVsaWVuIEdyYWxsIHdyb3RlOgo+IEl0IGlzIG5vdCBwb3Nz aWJsZSB0byBrbm93IHdoaWNoIElSUXMgd2lsbCBiZSB1c2VkIGJ5IERPTTAgd2hlbiBBQ1BJIGlz Cj4gaW51c2UuIFRoZSBhcHByb2FjaCBpbXBsZW1lbnRlZCBieSB0aGlzIHBhdGNoLCB3aWxsIHJv dXRlIGFsbCB1bnVzZWQKPiBJUlFzIHRvIERPTTAgYmVmb3JlIGl0IGhhcyBib290ZWQuCj4gCj4g VGhlIG51bWJlciBvZiBJUlFzIHJvdXRlZCBpcyBiYXNlZCBvbiB0aGUgbWF4aW11bSBTUElzIHN1 cHBvcnRlZCBieSB0aGUKPiBoYXJkd2FyZSAodXAgdG8gfjEwMDApLiBIb3dldmVyLCBzb21lIG9m IHRoZW0gbWlnaHQgbm90IGJlIHdpcmVkLiBTbyB3ZQo+IHdvdWxkIGFsbG9jYXRlIHJlc291cmNl IGZvciBub3RoaW5nLgo+IAo+IEZvciBlYWNoIElSUSByb3V0ZWQsIFhlbiBpcyBhbGxvY2F0aW5n IG1lbW9yeSBmb3IgaXJxYWN0aW9uICg0MCBieXRlcykKPiBhbmQgaXJxX2d1ZXN0ICgxNiBieXRl cykuIFNvIGluIHRoZSB3b3JzdCBjYXNlIHNjZW5hcmlvIH41NEtCIG9mIG1lbW9yeQo+IHdpbGwg YmUgYWxsb2NhdGVkLiBHaXZlbiB0aGF0IEFDUEkgd2lsbCBtb3N0bHkgYmUgdXNlZCBieSBzZXJ2 ZXIsIEkKPiB0aGluayBpdCBpcyBhIHNtYWxsIGRyYXdiYWNrLgo+IAo+IG1hcF9pcnFfdG9fZG9t YWluIGlzIHNsaWdodGx5IHJld29ya2VkIHRvIHJlbW92ZSB0aGUgZGVwZW5kZW5jeSBvbgo+IGRl dmljZS10cmVlLiBTbyB0aGUgZnVuY3Rpb24gY2FuIGJlIGFsc28gYmUgdXNlZCBmb3IgQUNQSSBh bmQgd2lsbAo+IGF2b2lkIGNvZGUgZHVwbGljYXRpb24uCj4gCj4gU2lnbmVkLW9mZi1ieTogSnVs aWVuIEdyYWxsIDxqdWxpZW4uZ3JhbGxAYXJtLmNvbT4KClJldmlld2VkLWJ5OiBTdGVmYW5vIFN0 YWJlbGxpbmkgPHNzdGFiZWxsaW5pQGtlcm5lbC5vcmc+CgoKPiAtLS0KPiAgICAgQ2hhbmdlcyBp biB2MjoKPiAgICAgICAgIC0gUmVuYW1lIGFjcGlfcGVybWl0X3NwaV9hY2Nlc3MgdG8gYWNwaV9y b3V0ZV9zcGlzCj4gICAgICAgICAtIFVwZGF0ZSB0aGUgY29tbWVudCBpbiB0aGUgZnVuY3Rpb24g YWNwaV9yb3V0ZV9zcGlzCj4gLS0tCj4gIHhlbi9hcmNoL2FybS9kb21haW5fYnVpbGQuYyB8IDI4 ICsrKysrKysrKysrKy0tLS0tLS0tLS0tLS0tLS0KPiAgMSBmaWxlIGNoYW5nZWQsIDEyIGluc2Vy dGlvbnMoKyksIDE2IGRlbGV0aW9ucygtKQo+IAo+IGRpZmYgLS1naXQgYS94ZW4vYXJjaC9hcm0v ZG9tYWluX2J1aWxkLmMgYi94ZW4vYXJjaC9hcm0vZG9tYWluX2J1aWxkLmMKPiBpbmRleCA2MGRi OWU0Li41YjJmOGFkIDEwMDY0NAo+IC0tLSBhL3hlbi9hcmNoL2FybS9kb21haW5fYnVpbGQuYwo+ ICsrKyBiL3hlbi9hcmNoL2FybS9kb21haW5fYnVpbGQuYwo+IEBAIC05MDMsMTEgKzkwMywxMCBA QCBzdGF0aWMgaW50IG1ha2VfdGltZXJfbm9kZShjb25zdCBzdHJ1Y3QgZG9tYWluICpkLCB2b2lk ICpmZHQsCj4gICAgICByZXR1cm4gcmVzOwo+ICB9Cj4gIAo+IC1zdGF0aWMgaW50IG1hcF9pcnFf dG9fZG9tYWluKGNvbnN0IHN0cnVjdCBkdF9kZXZpY2Vfbm9kZSAqZGV2LAo+IC0gICAgICAgICAg ICAgICAgICAgICAgICAgICAgIHN0cnVjdCBkb21haW4gKmQsIHVuc2lnbmVkIGludCBpcnEpCj4g K3N0YXRpYyBpbnQgbWFwX2lycV90b19kb21haW4oc3RydWN0IGRvbWFpbiAqZCwgdW5zaWduZWQg aW50IGlycSwKPiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICBib29sX3QgbmVlZF9tYXBw aW5nLCBjb25zdCBjaGFyICpkZXZuYW1lKQo+ICAKPiAgewo+IC0gICAgYm9vbF90IG5lZWRfbWFw cGluZyA9ICFkdF9kZXZpY2VfZm9yX3Bhc3N0aHJvdWdoKGRldik7Cj4gICAgICBpbnQgcmVzOwo+ ICAKPiAgICAgIHJlcyA9IGlycV9wZXJtaXRfYWNjZXNzKGQsIGlycSk7Cj4gQEAgLTkyNyw3ICs5 MjYsNyBAQCBzdGF0aWMgaW50IG1hcF9pcnFfdG9fZG9tYWluKGNvbnN0IHN0cnVjdCBkdF9kZXZp Y2Vfbm9kZSAqZGV2LAo+ICAgICAgICAgICAqLwo+ICAgICAgICAgIHZnaWNfcmVzZXJ2ZV92aXJx KGQsIGlycSk7Cj4gIAo+IC0gICAgICAgIHJlcyA9IHJvdXRlX2lycV90b19ndWVzdChkLCBpcnEs IGlycSwgZHRfbm9kZV9uYW1lKGRldikpOwo+ICsgICAgICAgIHJlcyA9IHJvdXRlX2lycV90b19n dWVzdChkLCBpcnEsIGlycSwgZGV2bmFtZSk7Cj4gICAgICAgICAgaWYgKCByZXMgPCAwICkKPiAg ICAgICAgICB7Cj4gICAgICAgICAgICAgIHByaW50ayhYRU5MT0dfRVJSICJVbmFibGUgdG8gbWFw IElSUSUiUFJJZDMyIiB0byBkb20lZFxuIiwKPiBAQCAtOTQ3LDYgKzk0Niw3IEBAIHN0YXRpYyBp bnQgbWFwX2R0X2lycV90b19kb21haW4oY29uc3Qgc3RydWN0IGR0X2RldmljZV9ub2RlICpkZXYs Cj4gICAgICBzdHJ1Y3QgZG9tYWluICpkID0gZGF0YTsKPiAgICAgIHVuc2lnbmVkIGludCBpcnEg PSBkdF9pcnEtPmlycTsKPiAgICAgIGludCByZXM7Cj4gKyAgICBib29sX3QgbmVlZF9tYXBwaW5n ID0gIWR0X2RldmljZV9mb3JfcGFzc3Rocm91Z2goZGV2KTsKPiAgCj4gICAgICBpZiAoIGlycSA8 IE5SX0xPQ0FMX0lSUVMgKQo+ICAgICAgewo+IEBAIC05NjUsNyArOTY1LDcgQEAgc3RhdGljIGlu dCBtYXBfZHRfaXJxX3RvX2RvbWFpbihjb25zdCBzdHJ1Y3QgZHRfZGV2aWNlX25vZGUgKmRldiwK PiAgICAgICAgICByZXR1cm4gcmVzOwo+ICAgICAgfQo+ICAKPiAtICAgIHJlcyA9IG1hcF9pcnFf dG9fZG9tYWluKGRldiwgZCwgaXJxKTsKPiArICAgIHJlcyA9IG1hcF9pcnFfdG9fZG9tYWluKGQs IGlycSwgbmVlZF9tYXBwaW5nLCBkdF9ub2RlX25hbWUoZGV2KSk7Cj4gIAo+ICAgICAgcmV0dXJu IDA7Cj4gIH0KPiBAQCAtMTEwMyw3ICsxMTAzLDcgQEAgc3RhdGljIGludCBoYW5kbGVfZGV2aWNl KHN0cnVjdCBkb21haW4gKmQsIHN0cnVjdCBkdF9kZXZpY2Vfbm9kZSAqZGV2KQo+ICAgICAgICAg ICAgICByZXR1cm4gcmVzOwo+ICAgICAgICAgIH0KPiAgCj4gLSAgICAgICAgcmVzID0gbWFwX2ly cV90b19kb21haW4oZGV2LCBkLCByZXMpOwo+ICsgICAgICAgIHJlcyA9IG1hcF9pcnFfdG9fZG9t YWluKGQsIHJlcywgbmVlZF9tYXBwaW5nLCBkdF9ub2RlX25hbWUoZGV2KSk7Cj4gICAgICAgICAg aWYgKCByZXMgKQo+ICAgICAgICAgICAgICByZXR1cm4gcmVzOwo+ICAgICAgfQo+IEBAIC0xMzQz LDE1ICsxMzQzLDE0IEBAIHN0YXRpYyBpbnQgYWNwaV9pb21lbV9kZW55X2FjY2VzcyhzdHJ1Y3Qg ZG9tYWluICpkKQo+ICAgICAgcmV0dXJuIGdpY19pb21lbV9kZW55X2FjY2VzcyhkKTsKPiAgfQo+ ICAKPiAtc3RhdGljIGludCBhY3BpX3Blcm1pdF9zcGlfYWNjZXNzKHN0cnVjdCBkb21haW4gKmQp Cj4gK3N0YXRpYyBpbnQgYWNwaV9yb3V0ZV9zcGlzKHN0cnVjdCBkb21haW4gKmQpCj4gIHsKPiAg ICAgIGludCBpLCByZXM7Cj4gICAgICBzdHJ1Y3QgaXJxX2Rlc2MgKmRlc2M7Cj4gIAo+ICAgICAg LyoKPiAtICAgICAqIEhlcmUganVzdCBwZXJtaXQgRG9tMCB0byBhY2Nlc3MgdGhlIFNQSXMgd2hp Y2ggWGVuIGRvZXNuJ3QgdXNlLiBUaGVuIHdoZW4KPiAtICAgICAqIERvbTAgY29uZmlndXJlcyB0 aGUgaW50ZXJydXB0LCBzZXQgdGhlIGludGVycnVwdCB0eXBlIGFuZCByb3V0ZSBpdCB0bwo+IC0g ICAgICogRG9tMC4KPiArICAgICAqIFJvdXRlIHRoZSBJUlEgdG8gaGFyZHdhcmUgZG9tYWluIGFu ZCBwZXJtaXQgdGhlIGFjY2Vzcy4KPiArICAgICAqIFRoZSBpbnRlcnJ1cHQgdHlwZSB3aWxsIGJl IHNldCBieSBzZXQgYnkgdGhlIGhhcmR3YXJlIGRvbWFpbi4KPiAgICAgICAqLwo+ICAgICAgZm9y KCBpID0gTlJfTE9DQUxfSVJRUzsgaSA8IHZnaWNfbnVtX2lycXMoZCk7IGkrKyApCj4gICAgICB7 Cj4gQEAgLTEzNjIsMTMgKzEzNjEsMTAgQEAgc3RhdGljIGludCBhY3BpX3Blcm1pdF9zcGlfYWNj ZXNzKHN0cnVjdCBkb21haW4gKmQpCj4gICAgICAgICAgaWYgKCBkZXNjLT5hY3Rpb24gIT0gTlVM TCkKPiAgICAgICAgICAgICAgY29udGludWU7Cj4gIAo+IC0gICAgICAgIHJlcyA9IGlycV9wZXJt aXRfYWNjZXNzKGQsIGkpOwo+ICsgICAgICAgIC8qIFhYWDogU2hhbGwgd2UgdXNlIGEgcHJvcGVy IGRldm5hbWU/ICovCj4gKyAgICAgICAgcmVzID0gbWFwX2lycV90b19kb21haW4oZCwgaSwgdHJ1 ZSwgIkFDUEkiKTsKPiAgICAgICAgICBpZiAoIHJlcyApCj4gLSAgICAgICAgewo+IC0gICAgICAg ICAgICBwcmludGsoWEVOTE9HX0VSUiAiVW5hYmxlIHRvIHBlcm1pdCB0byBkb20ldSBhY2Nlc3Mg dG8gSVJRICV1XG4iLAo+IC0gICAgICAgICAgICAgICAgICAgZC0+ZG9tYWluX2lkLCBpKTsKPiAg ICAgICAgICAgICAgcmV0dXJuIHJlczsKPiAtICAgICAgICB9Cj4gICAgICB9Cj4gIAo+ICAgICAg cmV0dXJuIDA7Cj4gQEAgLTE5MDIsNyArMTg5OCw3IEBAIHN0YXRpYyBpbnQgcHJlcGFyZV9hY3Bp KHN0cnVjdCBkb21haW4gKmQsIHN0cnVjdCBrZXJuZWxfaW5mbyAqa2luZm8pCj4gICAgICBpZiAo IHJjICE9IDAgKQo+ICAgICAgICAgIHJldHVybiByYzsKPiAgCj4gLSAgICByYyA9IGFjcGlfcGVy bWl0X3NwaV9hY2Nlc3MoZCk7Cj4gKyAgICByYyA9IGFjcGlfcm91dGVfc3BpcyhkKTsKPiAgICAg IGlmICggcmMgIT0gMCApCj4gICAgICAgICAgcmV0dXJuIHJjOwo+ICAKPiAtLSAKPiAxLjkuMQo+ IAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRl dmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwczovL2xpc3RzLnhl bi5vcmcveGVuLWRldmVsCg==