From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH v2 07/10] xen/arm: Release maintenance interrupt when CPU is hot-unplugged Date: Mon, 23 Apr 2018 12:33:54 +0100 Message-ID: References: <20180420122513.27292-1-mirela.simonovic@aggios.com> <20180420122513.27292-8-mirela.simonovic@aggios.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180420122513.27292-8-mirela.simonovic@aggios.com> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Mirela Simonovic , xen-devel@lists.xen.org Cc: edgar.iglesias@xilinx.com, sstabellini@kernel.org List-Id: xen-devel@lists.xenproject.org SGkgTWlyZWxhLAoKT24gMjAvMDQvMTggMTM6MjUsIE1pcmVsYSBTaW1vbm92aWMgd3JvdGU6Cj4g V2hlbiBhIENQVSBpcyBob3QtdW5wbHVnZ2VkIHRoZSBtYWludGVuYW5jZSBpbnRlcnJ1cHQgaGFz IHRvIGJlCj4gcmVsZWFzZWQgaW4gb3JkZXIgdG8gZnJlZSB0aGUgbWVtb3J5IHRoYXQgd2FzIGFs bG9jYXRlZCB3aGVuIHRoZSBDUFUKPiB3YXMgaG90cGx1Z2dlZCBhbmQgaW50ZXJydXB0IHJlcXVl c3RlZC4gVGhlIGludGVycnVwdCB3YXMgcmVxdWVzdGVkCj4gdXNpbmcgcmVxdWVzdF9pcnEoKSB3 aGljaCBpcyBjYWxsZWQgZnJvbSBzdGFydF9zZWNvbmRhcnktPgo+IGluaXRfbWFpbnRlbmFuY2Vf aW50ZXJydXB0Lgo+IAo+IFNpZ25lZC1vZmYtYnk6IE1pcmVsYSBTaW1vbm92aWMgPG1pcmVsYS5z aW1vbm92aWNAYWdnaW9zLmNvbT4KPiAKPiAtLS0KPiBDQzogU3RlZmFubyBTdGFiZWxsaW5pIDxz c3RhYmVsbGluaUBrZXJuZWwub3JnPgo+IENDOiBKdWxpZW4gR3JhbGwgPGp1bGllbi5ncmFsbEBh cm0uY29tPgo+IC0tLQo+ICAgeGVuL2FyY2gvYXJtL2dpYy5jICAgICAgICB8IDUgKysrKysKPiAg IHhlbi9hcmNoL2FybS9zbXBib290LmMgICAgfCA3ICsrKysrKysKPiAgIHhlbi9pbmNsdWRlL2Fz bS1hcm0vZ2ljLmggfCAxICsKPiAgIDMgZmlsZXMgY2hhbmdlZCwgMTMgaW5zZXJ0aW9ucygrKQo+ IAo+IGRpZmYgLS1naXQgYS94ZW4vYXJjaC9hcm0vZ2ljLmMgYi94ZW4vYXJjaC9hcm0vZ2ljLmMK PiBpbmRleCA2NTNhODE1MTI3Li5lNTM2Yjk5ZTg0IDEwMDY0NAo+IC0tLSBhL3hlbi9hcmNoL2Fy bS9naWMuYwo+ICsrKyBiL3hlbi9hcmNoL2FybS9naWMuYwo+IEBAIC00MzEsNiArNDMxLDExIEBA IHZvaWQgaW5pdF9tYWludGVuYW5jZV9pbnRlcnJ1cHQodm9pZCkKPiAgICAgICAgICAgICAgICAg ICAiaXJxLW1haW50ZW5hbmNlIiwgTlVMTCk7Cj4gICB9Cj4gICAKPiArdm9pZCBkZWluaXRfbWFp bnRlbmFuY2VfaW50ZXJydXB0KHZvaWQpCj4gK3sKPiArICAgIHJlbGVhc2VfaXJxKGdpY19od19v cHMtPmluZm8tPm1haW50ZW5hbmNlX2lycSwgTlVMTCk7Cj4gK30KPiArCj4gICBpbnQgZ2ljX21h a2VfaHdkb21fZHRfbm9kZShjb25zdCBzdHJ1Y3QgZG9tYWluICpkLAo+ICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgY29uc3Qgc3RydWN0IGR0X2RldmljZV9ub2RlICpnaWMsCj4gICAgICAg ICAgICAgICAgICAgICAgICAgICAgICB2b2lkICpmZHQpCj4gZGlmZiAtLWdpdCBhL3hlbi9hcmNo L2FybS9zbXBib290LmMgYi94ZW4vYXJjaC9hcm0vc21wYm9vdC5jCj4gaW5kZXggYWJjNjQyODA0 Zi4uNDQ5ZmVmYzc3ZCAxMDA2NDQKPiAtLS0gYS94ZW4vYXJjaC9hcm0vc21wYm9vdC5jCj4gKysr IGIveGVuL2FyY2gvYXJtL3NtcGJvb3QuYwo+IEBAIC0zNzUsMTEgKzM3NSwxOCBAQCB2b2lkIF9f Y3B1X2Rpc2FibGUodm9pZCkKPiAgIAo+ICAgICAgIGxvY2FsX2lycV9kaXNhYmxlKCk7Cj4gICAg ICAgZ2ljX2Rpc2FibGVfY3B1KCk7Cj4gKwoKU3B1cmlvdXMgY2hhbmdlLgoKPiAgICAgICAvKiBB bGxvdyBhbnkgcXVldWVkIHRpbWVyIGludGVycnVwdHMgdG8gZ2V0IHNlcnZpY2VkICovCj4gICAg ICAgbG9jYWxfaXJxX2VuYWJsZSgpOwo+ICAgICAgIG1kZWxheSgxKTsKPiAgICAgICBsb2NhbF9p cnFfZGlzYWJsZSgpOwo+ICAgCj4gKyAgICAvKgo+ICsgICAgICogRGVpbml0aWFsaXplIGludGVy cnVwdHMgKHRoaXMgd2lsbCBmcmVlIHRoZSBtZW1vcnkgdGhhdCB3YXMgYWxsb2NhdGVkCj4gKyAg ICAgKiBpbiByZXNwZWN0aXZlIGluaXQgaW50ZXJydXB0IGZ1bmN0aW9ucyBjYWxsZWQgZnJvbSBz dGFydF9zZWNvbmRhcnkpCj4gKyAgICAgKi8KPiArICAgIGRlaW5pdF9tYWludGVuYW5jZV9pbnRl cnJ1cHQoKTsKCkNhbiB5b3UgaGF2ZSBhIGxvb2sgYXQgdXNpbmcgYSBub3RpZmllciAoc2VlIENQ VV9ESVlJTkcpPyBUaGlzIHdvdWxkIAphdm9pZCBleHBvcnRpbmcgdG9vIG11Y2ggbmV3IGZ1bmN0 aW9uLgoKPiArCj4gICAgICAgLyogSXQncyBub3cgc2FmZSB0byByZW1vdmUgdGhpcyBwcm9jZXNz b3IgZnJvbSB0aGUgb25saW5lIG1hcCAqLwo+ICAgICAgIGNwdW1hc2tfY2xlYXJfY3B1KGNwdSwg JmNwdV9vbmxpbmVfbWFwKTsKPiAgIAo+IGRpZmYgLS1naXQgYS94ZW4vaW5jbHVkZS9hc20tYXJt L2dpYy5oIGIveGVuL2luY2x1ZGUvYXNtLWFybS9naWMuaAo+IGluZGV4IDU4YjkxMGZlNmEuLjBk YjQyZTZjY2UgMTAwNjQ0Cj4gLS0tIGEveGVuL2luY2x1ZGUvYXNtLWFybS9naWMuaAo+ICsrKyBi L3hlbi9pbmNsdWRlL2FzbS1hcm0vZ2ljLmgKPiBAQCAtMjU0LDYgKzI1NCw3IEBAIGV4dGVybiB2 b2lkIGdpY19jbGVhcl9wZW5kaW5nX2lycXMoc3RydWN0IHZjcHUgKnYpOwo+ICAgZXh0ZXJuIGlu dCB2Z2ljX3ZjcHVfcGVuZGluZ19pcnEoc3RydWN0IHZjcHUgKnYpOwo+ICAgCj4gICBleHRlcm4g dm9pZCBpbml0X21haW50ZW5hbmNlX2ludGVycnVwdCh2b2lkKTsKPiArZXh0ZXJuIHZvaWQgZGVp bml0X21haW50ZW5hbmNlX2ludGVycnVwdCh2b2lkKTsKPiAgIGV4dGVybiB2b2lkIGdpY19yYWlz ZV9ndWVzdF9pcnEoc3RydWN0IHZjcHUgKnYsIHVuc2lnbmVkIGludCBpcnEsCj4gICAgICAgICAg IHVuc2lnbmVkIGludCBwcmlvcml0eSk7Cj4gICBleHRlcm4gdm9pZCBnaWNfcmFpc2VfaW5mbGln aHRfaXJxKHN0cnVjdCB2Y3B1ICp2LCB1bnNpZ25lZCBpbnQgdmlydHVhbF9pcnEpOwo+IAoKQ2hl ZXJzLAoKLS0gCkp1bGllbiBHcmFsbAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVu cHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZv L3hlbi1kZXZlbA==