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Wed, 5 Jun 2019 03:19:37 -0700 (PDT) To: Stefano Stabellini References: <20190514122456.28559-1-julien.grall@arm.com> <20190514122456.28559-15-julien.grall@arm.com> From: Julien Grall Message-ID: Date: Wed, 5 Jun 2019 11:19:35 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Subject: Re: [Xen-devel] [PATCH MM-PART2 RESEND v2 14/19] xen/arm32: mm: Avoid cleaning the cache for secondary CPUs page-tables X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: xen-devel@lists.xenproject.org, Andrii Anisov , Oleksandr_Tyshchenko@epam.com Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" CgpPbiAwNS8wNi8yMDE5IDAwOjExLCBTdGVmYW5vIFN0YWJlbGxpbmkgd3JvdGU6Cj4gT24gVHVl LCAxNCBNYXkgMjAxOSwgSnVsaWVuIEdyYWxsIHdyb3RlOgo+PiBUaGUgcGFnZS10YWJsZSB3YWxr ZXIgaXMgY29uZmlndXJlZCB0byB1c2UgdGhlIHNhbWUgc2hhcmVhYmlsaXR5IGFuZAo+PiBjYWNo ZWFiaWxpdHkgYXMgdGhlIGFjY2VzcyBwZXJmb3JtZWQgd2hlbiB1cGRhdGluZyB0aGUgcGFnZS10 YWJsZXMuIFRoaXMKPj4gbWVhbnMgY2xlYW5pbmcgdGhlIGNhY2hlIGZvciBzZWNvbmRhcnkgQ1BV cyBydW50aW1lIHBhZ2UtdGFibGVzIGlzCj4+IHVubmVjZXNzYXJ5Lgo+IAo+IEFsbCByaWdodC4g SXMgdGhlcmUgYW4gZXhwbGljaXQgY29uZmlndXJhdGlvbiBmb3IgdGhlIHNoYXJlYWJpbGl0eSBh bmQKPiBjYWNoZWFiaWxpdHkgdXNlZCBieSB0aGUgcGFnZS10YWJsZSB3YWxrZXIgb3IgaXMgaXQg c3BlY2lmaWVkIGFzIHN1Y2ggaW4KPiB0aGUgQXJtIEFybT8KClNlZSB0aGUgY29uZmlndXJhdGlv biBvZiBUQ1JfRUwyLCBJIGNhbiBtZW50aW9uIGl0LgoKPiBBbHNvLCBpc24ndCBpdCBwb3NzaWJs ZSB0aGF0IENQVXMgb24gYSBkaWZmZXJlbnQgY2x1c3Rlcgo+IChiaWcuTElUVExFKSB3b3VsZCBo YXZlIGlzc3VlcyB3aXRoIHRoaXMgaWYgdGhlIGNhY2hlIGNvdWxkIGJlIHNwbGl0Cj4gYmV0d2Vl biB0aGUgdHdvIGNsdXN0ZXJzPwoKSSBkb24ndCB1bmRlcnN0YW5kIHRoaXMuLi4gQ2FjaGUgc2hv dWxkIGJlIGNvaGVyZW50IHdoZW4gYSBDUFUgbGVhdmVzIEVMMy4KQnV0IHdlIGFscmVhZHkgc2hh cmUgc29tZSBiaXRzIG9mIHRoZSBwYWdlIHRhYmxlcyBiZXR3ZWVuIHRoZSBwcm9jZXNzb3IgKHNl ZSAKY3JlYXRlX3hlbl9wYWdlX3RhYmxlcykuIFNvIEkgZG9uJ3Qgc2VlIHdoZXJlIHRoZXJlIGlz IGEgcG9zc2libGUgcHJvYmxlbSBoZXJlLgoKQ2hlZXJzLAoKPiAKPiAKPj4gU2lnbmVkLW9mZi1i eTogSnVsaWVuIEdyYWxsIDxqdWxpZW4uZ3JhbGxAYXJtLmNvbT4KPj4gUmV2aWV3ZWQtYnk6IEFu ZHJpaSBBbmlzb3YgPGFuZHJpaV9hbmlzb3ZAZXBhbS5jb20+Cj4+Cj4+IC0tLQo+PiAgICAgIENo YW5nZXMgaW4gdjI6Cj4+ICAgICAgICAgIC0gQWRkIEFuZHJpaSdzIHJldmlld2VkLWJ5Cj4+IC0t LQo+PiAgIHhlbi9hcmNoL2FybS9tbS5jIHwgMyAtLS0KPj4gICAxIGZpbGUgY2hhbmdlZCwgMyBk ZWxldGlvbnMoLSkKPj4KPj4gZGlmZiAtLWdpdCBhL3hlbi9hcmNoL2FybS9tbS5jIGIveGVuL2Fy Y2gvYXJtL21tLmMKPj4gaW5kZXggY2RhMjg0N2QwMC4uNmRiN2RkYTBkYSAxMDA2NDQKPj4gLS0t IGEveGVuL2FyY2gvYXJtL21tLmMKPj4gKysrIGIveGVuL2FyY2gvYXJtL21tLmMKPj4gQEAgLTc2 OSw5ICs3NjksNiBAQCBpbnQgaW5pdF9zZWNvbmRhcnlfcGFnZXRhYmxlcyhpbnQgY3B1KQo+PiAg ICAgICAgICAgd3JpdGVfcHRlKCZmaXJzdFtmaXJzdF90YWJsZV9vZmZzZXQoRE9NSEVBUF9WSVJU X1NUQVJUK2kqRklSU1RfU0laRSldLCBwdGUpOwo+PiAgICAgICB9Cj4+ICAgCj4+IC0gICAgY2xl YW5fZGNhY2hlX3ZhX3JhbmdlKGZpcnN0LCBQQUdFX1NJWkUpOwo+PiAtICAgIGNsZWFuX2RjYWNo ZV92YV9yYW5nZShkb21oZWFwLCBET01IRUFQX1NFQ09ORF9QQUdFUypQQUdFX1NJWkUpOwo+PiAt Cj4+ICAgICAgIHBlcl9jcHUoeGVuX3BndGFibGUsIGNwdSkgPSBmaXJzdDsKPj4gICAgICAgcGVy X2NwdSh4ZW5fZG9tbWFwLCBjcHUpID0gZG9taGVhcDsKPj4gICAKPj4gLS0gCj4+IDIuMTEuMAo+ PgoKLS0gCkp1bGllbiBHcmFsbAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJv amVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hl bi1kZXZlbA==