From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH 4/7] xen/arm: When CPU dies, free percpu area immediatelly Date: Thu, 12 Apr 2018 09:53:11 +0100 Message-ID: <2acaa95a-84bd-a9fc-285c-3b2e2b098f4a@arm.com> References: <20180411131927.27083-1-mirela.simonovic@aggios.com> <20180411131927.27083-5-mirela.simonovic@aggios.com> <903453c5-f693-00c6-7e68-790bfbd7501e@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Stefano Stabellini Cc: edgar.iglesias@xilinx.com, Mirela Simonovic , dm@aggios.com, xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org CgpPbiAxMi8wNC8xOCAwMDo0NiwgU3RlZmFubyBTdGFiZWxsaW5pIHdyb3RlOgo+IE9uIFdlZCwg MTEgQXByIDIwMTgsIEp1bGllbiBHcmFsbCB3cm90ZToKPj4gT24gMTEvMDQvMTggMTQ6MTksIE1p cmVsYSBTaW1vbm92aWMgd3JvdGU6Cj4+PiBGcmVlaW5nIHBlcmNwdSBhcmVhIGlzIGRvbmUgd2hl biBhIG5vbi1ib290IENQVSBpcyBkaXNhYmxlZCB1cG9uIHN1c3BlbmQuCj4+PiBUaGlzIHVzZSB0 byBiZSBzY2hlZHVsZWQgZm9yIGV4ZWN1dGlvbiBhZnRlciBhIHBlcmlvZCBvZiB0aW1lLCB3aGF0 IGNhdXNlZAo+Pj4gdGhlIGZvbGxvd2luZyByYWNpbmcgaXNzdWVzLiBJZiBDUFUgaXMgZW5hYmxl ZCBhZnRlciBpdCBpcyBkaXNhYmxlZCBhbmQKPj4+IGJlZm9yZSB0aGUgZnJlZWluZyBvZiBwZXJj cHUgYXJlYSBpcyBwZXJmb3JtZWQsIFhlbiB3b3VsZCBjcmFzaCB1cG9uCj4+PiBpbml0aWFsaXpp bmcgcGVyY3B1IGFyZWEgYmVjYXVzZSBwZXIgY3B1IG9mZnNldCBpcyBub3QgbWFya2VkIGFzCj4+ PiBJTlZBTElEX1BFUkNQVV9BUkVBICh0aGlzIHN1cHBvc2UgdG8gaGFwcGVuIHdoZW4gY3B1IGFy ZWEgaXMgZnJlZWQpLgo+Pj4gVG8gcmVzb2x2ZSB0aGUgcmFjaW5nIGlzc3VlLCBmcmVlIHBlcmNw dSBhcmVhIHJpZ2h0IGF3YXkgaW5zdGVhZAo+Pj4gc2NoZWR1bGluZyBpdCBmb3IgbGF0ZXIuCj4+ Cj4+IFRoZSByZWFzb24gb2YgdXNpbmcgdGhlIFJDVSBpcyB5b3Ugd2FudCB0byBtYWtlIHN1cmUg dGhhdCBub25lIG9mIHRoZSBvdGhlcgo+PiBDUFVzIHdpbGwgYWNjZXNzIHRoYXQgcGVyY3B1IGRh dGEgYmVmb3JlIGZyZWVpbmcgaXQuIFNvIEkgZG9uJ3QgdGhpbmsgdGhpcwo+PiBwYXRjaCBpcyB2 YWxpZC4KPj4KPj4gSXQgbG9va3MgbGlrZSB0byBtZSBhIHJjdSBiYXJyaWVyIGlzIG1pc3Npbmcg YWZ0ZXIgY2FsbGluZyBjcHVfZG93biBzb21ld2hlcmUKPj4gaW4gdGhlIENQVSBvZmYgcGF0aC4g SSBhbSBub3QgZW50aXJlbHkgc3VyZSB3aGVyZS4KPiAKPiBXZSBuZWVkIGEgcmN1X2JhcnJpZXIo KS4gUGVyaGFwcywgaXQgY291bGQgYmUgYWRkZWQgb24gY3B1X29uIGJlZm9yZQo+IGluaXRpYWxp emluZyB0aGUgcGVyY3B1IGFyZWE/CgpEbyB5b3UgbWluZCBnaXZpbmcgYSBiaXQgbW9yZSBkZXRh aWxzIG9uIHlvdXIgdGhvdWdodD8gY3B1X3VwIGxvb2tzIGEgCnN0cmFuZ2UgcGxhY2UgYXMgbm8g b25lIHNob3VsZCBhY2Nlc3MgdGhlIHBlcmNwdSBhcmVhIGFmdGVyIHRoZSBDUFUgaXMgCmRvd24u IFNvIGl0IGZlZWxzIHRoZSByY3VfYmFycmllciBzaG91bGQgYmUgc29tZXdoZXJlIGJlZm9yZSAK UFNDSV9jcHVfb2ZmIGlzIGNhbGxlZC4KCkNoZWVycywKCj4gCj4gCj4+Pgo+Pj4gU2lnbmVkLW9m Zi1ieTogTWlyZWxhIFNpbW9ub3ZpYyA8bWlyZWxhLnNpbW9ub3ZpY0BhZ2dpb3MuY29tPgo+Pj4g LS0tCj4+PiAgICB4ZW4vYXJjaC9hcm0vcGVyY3B1LmMgfCAyICstCj4+PiAgICAxIGZpbGUgY2hh bmdlZCwgMSBpbnNlcnRpb24oKyksIDEgZGVsZXRpb24oLSkKPj4+Cj4+PiBkaWZmIC0tZ2l0IGEv eGVuL2FyY2gvYXJtL3BlcmNwdS5jIGIveGVuL2FyY2gvYXJtL3BlcmNwdS5jCj4+PiBpbmRleCAy NTQ0MmM0OGZlLi5lNGU4NDA1ZjQzIDEwMDY0NAo+Pj4gLS0tIGEveGVuL2FyY2gvYXJtL3BlcmNw dS5jCj4+PiArKysgYi94ZW4vYXJjaC9hcm0vcGVyY3B1LmMKPj4+IEBAIC00Niw3ICs0Niw3IEBA IHN0YXRpYyB2b2lkIGZyZWVfcGVyY3B1X2FyZWEodW5zaWduZWQgaW50IGNwdSkKPj4+ICAgIHsK Pj4+ICAgICAgICBzdHJ1Y3QgZnJlZV9pbmZvICppbmZvID0gJnBlcl9jcHUoZnJlZV9pbmZvLCBj cHUpOwo+Pj4gICAgICAgIGluZm8tPmNwdSA9IGNwdTsKPj4+IC0gICAgY2FsbF9yY3UoJmluZm8t PnJjdSwgX2ZyZWVfcGVyY3B1X2FyZWEpOwo+Pj4gKyAgICBfZnJlZV9wZXJjcHVfYXJlYSgmaW5m by0+cmN1KTsKPj4+ICAgIH0KPj4+ICAgICAgc3RhdGljIGludCBjcHVfcGVyY3B1X2NhbGxiYWNr KAo+Pj4KPj4KPj4gLS0gCj4+IEp1bGllbiBHcmFsbAo+PgoKLS0gCkp1bGllbiBHcmFsbAoKX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1h aWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54 ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA==