From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH 5/6] xen/arm: Add function to query IRQ 'ownership' Date: Tue, 18 Apr 2017 09:27:03 +0100 Message-ID: <3da47613-212b-3d6a-75df-ee8016e85620@arm.com> References: <1491508074-31647-1-git-send-email-cjp256@gmail.com> <1491508074-31647-6-git-send-email-cjp256@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1491508074-31647-6-git-send-email-cjp256@gmail.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Chris Patterson , xen-devel@lists.xen.org Cc: Chris Patterson , nd@arm.com, temkink@ainfosec.com, sstabellini@kernel.org List-Id: xen-devel@lists.xenproject.org SGVsbG8sCgpPbiAwNi8wNC8yMDE3IDIwOjQ3LCBDaHJpcyBQYXR0ZXJzb24gd3JvdGU6Cj4gRnJv bTogIkNocmlzIFBhdHRlcnNvbiIgPHBhdHRlcnNvbmNAYWluZm9zZWMuY29tPgo+Cj4gVGhlIGFk ZGl0aW9uIG9mIG5ldyBJUlEtcmVsYXRlZCBwbGF0Zm9ybSBob29rcyBub3cgYWxsb3cgcGxhdGZv cm1zIHRvCj4gcGVyZm9ybSBwbGF0Zm9ybS1zcGVjaWZpYyBpbnRlcnJ1cHQgbG9naWMsIHN1Y2gg YXMgYWxsb3dpbmcgdmlydHVhbGl6YXRpb24KPiBvZiBwbGF0Zm9ybS1zcGVjaWZpYyBpbnRlcnJ1 cHQgY29udHJvbGxlciBoYXJkd2FyZS4KPgo+IFRoaXMgY29tbWl0IGFkZHMgdGhlIGFiaWxpdHkg Zm9yIHRoZSBwbGF0Zm9ybSB0byBpZGVudGlmeSB0aGUgZG9tYWluCj4gYSBnaXZlbiBJUlEgaXMg cm91dGVkIHRvLCBhbGxvd2luZyBwbGF0Zm9ybSBsb2dpYyB0byBkZW55IGFjY2VzcyB0bwo+IHJl Z2lzdGVycyBhc3NvY2lhdGVkIHdpdGggYSBnaXZlbiBJUlEgdW5sZXNzIHRoZSByZXF1ZXN0aW5n IGRvbWFpbgo+ICdvd25zJyB0aGUgSVJRLiBUaGlzIHdpbGwgYmUgdXNlZCBvbiBUZWdyYSBwbGF0 Zm9ybXMsIHdoZXJlIHRoZSBoYXJkd2FyZQo+IGRvbWFpbiBuZWVkcyBhY2Nlc3MgdG8gaXRzIGxl Z2FjeSBpbnRlcnJ1cHQgY29udHJvbGxlciwgYnV0IHNob3VsZCBub3QKPiBiZSBhYmxlIHRvIGNv bnRyb2wgcmVnaXN0ZXJzIHRoYXQgY29ycmVzcG9uZCB0byBvdGhlciBkb21haW5zJyBJUlFzLCBv cgo+IHNlY3Rpb25zIGFzc29jaWF0ZWQgd2l0aCBJUlFzIHJvdXRlZCB0byBYZW4uCj4KPiBBdXRo b3JlZC1ieTogS3lsZSBUZW1raW4gPHRlbWtpbmtAYWluZm9zZWMuY29tPgo+IFNpZ25lZC1vZmYt Ynk6IEt5bGUgVGVta2luIDx0ZW1raW5rQGFpbmZvc2VjLmNvbT4KPiBTaWduZWQtb2ZmLWJ5OiBD aHJpcyBQYXR0ZXJzb24gPHBhdHRlcnNvbmNAYWluZm9zZWMuY29tPgo+IFJldmlld2VkLWJ5OiBT dGVmYW5vIFN0YWJlbGxpbmkgPHNzdGFiZWxsaW5pQGtlcm5lbC5vcmc+Cj4gLS0tCj4KPiBjaGFu Z2VzIHNpbmNlIHJmYzoKPiAtIGZvcm1hdHRpbmcgJiBjb2RlIHN0eWxlIGNsZWFudXAKPgo+IC0t LQo+Cj4gIHhlbi9hcmNoL2FybS9pcnEuYyAgICAgICAgfCAxMCArKysrKysrKysrCj4gIHhlbi9p bmNsdWRlL2FzbS1hcm0vaXJxLmggfCAgMiArKwo+ICAyIGZpbGVzIGNoYW5nZWQsIDEyIGluc2Vy dGlvbnMoKykKPgo+IGRpZmYgLS1naXQgYS94ZW4vYXJjaC9hcm0vaXJxLmMgYi94ZW4vYXJjaC9h cm0vaXJxLmMKPiBpbmRleCAwYjRlYWE5Li41MWJjZTU4IDEwMDY0NAo+IC0tLSBhL3hlbi9hcmNo L2FybS9pcnEuYwo+ICsrKyBiL3hlbi9hcmNoL2FybS9pcnEuYwo+IEBAIC0xNDMsNiArMTQzLDE2 IEBAIHN0YXRpYyBpbmxpbmUgc3RydWN0IGRvbWFpbiAqaXJxX2dldF9kb21haW4oc3RydWN0IGly cV9kZXNjICpkZXNjKQo+ICAgICAgcmV0dXJuIGlycV9nZXRfZ3Vlc3RfaW5mbyhkZXNjKS0+ZDsK PiAgfQo+Cj4gK2RvbWlkX3QgaXJxX2dldF9kb21haW5faWQoc3RydWN0IGlycV9kZXNjICpkZXNj KQo+ICt7Cj4gKyAgICAvKiBJZiB0aGlzIGRvbWFpbiBpc24ndCByb3V0ZWQgdG8gYSBndWVzdCwg cmV0dXJuIERPTUlEX1hFTi4gKi8KPiArICAgIGlmICggIXRlc3RfYml0KF9JUlFfR1VFU1QsICZk ZXNjLT5zdGF0dXMpICkKPiArICAgICAgICByZXR1cm4gRE9NSURfWEVOOwo+ICsKPiArICAgIC8q IE90aGVyaXNlLCBnZXQgdGhlIGd1ZXN0IGRvbWFpbidzIGluZm9ybWF0aW9uLiAqLwoKTklUOiBz L090aGVyaXNlL090aGVyd2lzZS8KCj4gKyAgICByZXR1cm4gaXJxX2dldF9kb21haW4oZGVzYykt PmRvbWFpbl9pZDsKPiArfQo+ICsKPiAgdm9pZCBpcnFfc2V0X2FmZmluaXR5KHN0cnVjdCBpcnFf ZGVzYyAqZGVzYywgY29uc3QgY3B1bWFza190ICpjcHVfbWFzaykKPiAgewo+ICAgICAgaWYgKCBk ZXNjICE9IE5VTEwgKQo+IGRpZmYgLS1naXQgYS94ZW4vaW5jbHVkZS9hc20tYXJtL2lycS5oIGIv eGVuL2luY2x1ZGUvYXNtLWFybS9pcnEuaAo+IGluZGV4IDQ4NDlmMTYuLmQwZmQ2ZGIgMTAwNjQ0 Cj4gLS0tIGEveGVuL2luY2x1ZGUvYXNtLWFybS9pcnEuaAo+ICsrKyBiL3hlbi9pbmNsdWRlL2Fz bS1hcm0vaXJxLmgKPiBAQCAtNDQsNiArNDQsOCBAQCBpbnQgcm91dGVfaXJxX3RvX2d1ZXN0KHN0 cnVjdCBkb21haW4gKmQsIHVuc2lnbmVkIGludCB2aXJxLAo+ICAgICAgICAgICAgICAgICAgICAg ICAgIHVuc2lnbmVkIGludCBpcnEsIGNvbnN0IGNoYXIgKmRldm5hbWUpOwo+ICBpbnQgcmVsZWFz ZV9ndWVzdF9pcnEoc3RydWN0IGRvbWFpbiAqZCwgdW5zaWduZWQgaW50IGlycSk7Cj4KPiArZG9t aWRfdCBpcnFfZ2V0X2RvbWFpbl9pZChzdHJ1Y3QgaXJxX2Rlc2MgKmRlc2MpOwo+ICsKPiAgdm9p ZCBhcmNoX21vdmVfaXJxcyhzdHJ1Y3QgdmNwdSAqdik7Cj4KPiAgI2RlZmluZSBhcmNoX2V2dGNo bl9iaW5kX3BpcnEoZCwgcGlycSkgKCh2b2lkKSgoZCkgKyAocGlycSkpKQo+CgpDaGVlcnMsCgot LSAKSnVsaWVuIEdyYWxsCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0 dHBzOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK