From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zhongze Liu Subject: Re: [PATCH 4/6] xsm: flask: change the interface and default policy for xsm_map_gmfn_foregin Date: Thu, 24 Aug 2017 08:51:39 +0800 Message-ID: References: <20170822180840.20981-1-blackskygg@gmail.com> <20170822180840.20981-5-blackskygg@gmail.com> <599D6D290200007800172726@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <599D6D290200007800172726@prv-mh.provo.novell.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Jan Beulich Cc: Stefano Stabellini , George Dunlap , Andrew Cooper , xen-devel@lists.xen.org, Julien Grall , Daniel De Graaf List-Id: xen-devel@lists.xenproject.org SGkgSmFuLAoKVGhhbmtzIGZvciByZXZpZXdpbmcgbXkgcGF0Y2guCgoyMDE3LTA4LTIzIDE3OjU1 IEdNVCswODowMCBKYW4gQmV1bGljaCA8SkJldWxpY2hAc3VzZS5jb20+Ogo+Pj4+IE9uIDIyLjA4 LjE3IGF0IDIwOjA4LCA8YmxhY2tza3lnZ0BnbWFpbC5jb20+IHdyb3RlOgo+PiBUaGUgb3JpZ2lu YWwgeHNtX21hcF9nbWZuX2ZvcmVnaW4gcG9saWN5IGNoZWNrcyBpZiBzb3VyY2UgZG9tYWluIGhh cyB0aGUgcHJvcGVyCj4+IHByaXZpbGVnZXMgb3ZlciB0aGUgdGFyZ2V0IGRvbWFpbi4gVW5kZXIg dGhpcyBwb2xpY3ksIGl0J3Mgbm90IGFsbG93ZWQgaWYgYSBEb20wCj4+IHdhbnRzIHRvIG1hcCBw YWdlcyBmcm9tIG9uZSBEb21VIHRvIGFub3RoZXIsIHRoaXMgcmVzdHJpY3RzIHNvbWUgdXNlZnVs IHlldCBub3QKPj4gZGFuZ2Vyb3VzIHVzYWdlcyBvZiB0aGUgQVBJLCBzdWNoIGFzIHNoYXJpbmcg cGFnZXMgYW1vbmcgRG9tVSdzIGJ5IGNhbGxpbmcKPj4gWEVOTUVNX2FkZF90b19waHlzbWFwIGZy b20gRG9tMC4KPj4KPj4gQ2hhbmdlIHRoZSBwb2xpY3kgdG86IElJRiBjdXJyZW50IGRvbWFpbiBo YXMgdGhlIHByb3BlciBwcml2aWxlZ2Ugb24gdGhlCj4+IHRhcmdldCBkb21haW4gYW5kIHNvdXJj ZSBkb21haW4sIGdyYW50IHRoZSBhY2Nlc3MuCj4KPiBZb3Ugc2F5ICJhbmQgaGVyZSIsIHlldCAu Li4KPgo+PiAtLS0gYS94ZW4vaW5jbHVkZS94c20vZHVtbXkuaAo+PiArKysgYi94ZW4vaW5jbHVk ZS94c20vZHVtbXkuaAo+PiBAQCAtNTI1LDEwICs1MjUsMTIgQEAgc3RhdGljIFhTTV9JTkxJTkUg aW50IHhzbV9yZW1vdmVfZnJvbV9waHlzbWFwKFhTTV9ERUZBVUxUX0FSRyBzdHJ1Y3QgZG9tYWlu ICpkMSwKPj4gICAgICByZXR1cm4geHNtX2RlZmF1bHRfYWN0aW9uKGFjdGlvbiwgZDEsIGQyKTsK Pj4gIH0KPj4KPj4gLXN0YXRpYyBYU01fSU5MSU5FIGludCB4c21fbWFwX2dtZm5fZm9yZWlnbihY U01fREVGQVVMVF9BUkcgc3RydWN0IGRvbWFpbiAqZCwgc3RydWN0IGRvbWFpbiAqdCkKPj4gK3N0 YXRpYyBYU01fSU5MSU5FIGludCB4c21fbWFwX2dtZm5fZm9yZWlnbihYU01fREVGQVVMVF9BUkcg c3RydWN0IGRvbWFpbiAqY2QsCj4+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgc3RydWN0IGRvbWFpbiAqZCwgc3RydWN0IGRvbWFpbiAqdCkKPj4gIHsKPj4gICAg ICBYU01fQVNTRVJUX0FDVElPTihYU01fVEFSR0VUKTsKPj4gLSAgICByZXR1cm4geHNtX2RlZmF1 bHRfYWN0aW9uKGFjdGlvbiwgZCwgdCk7Cj4+ICsgICAgcmV0dXJuIHhzbV9kZWZhdWx0X2FjdGlv bihhY3Rpb24sIGNkLCBkKSB8fAo+PiArICAgICAgICB4c21fZGVmYXVsdF9hY3Rpb24oYWN0aW9u LCBjZCwgdCk7Cj4+ICB9Cj4KPiAuLi4geW91IHVzZSAib3IiIGhlcmUgYW5kIC4uLgoKVGhpcyBt aWdodCBiZSBjb25mdXNpbmcuIEJ1dCB0aGluayBvZiByZXR1cm5pbmcgMCBhcyAiYWxsb3dlZCIs IHRoZQpvbmx5IGNvbmRpdGlvbiB3aGVyZSB0aGlzCnN0YXRlbWVudCByZXR1cm5zIGEgMCBpcyB3 aGVuIGJvdGggY2FsbHMgcmV0dXJuIDAgLS0gc28gaXQncyBhY3R1YWxseQphbiAiYW5kIi4gKFRo aW5rIG9mIGRlLW1vcmdhbidzIGxhdy4pCgpCdXQgYXMgU3RlZmFubyBoYXMgcG9pbnRlZCBvdXQs IEkgc2hvdWxkIHByZXNlcnZlIHRoZSBlcnJvciBjb2RlLgpBbmQgYXMgRGFuaWVsIGhhcyBwb2lu dGVkIG91dCwgSSBzaG91bGQgYWxzbyBjaGVjayBpZiBkIGFuZCB0IGNhbiBzaGFyZSBtZW1vcnku Cgo+Cj4+IC0tLSBhL3hlbi94c20vZmxhc2svaG9va3MuYwo+PiArKysgYi94ZW4veHNtL2ZsYXNr L2hvb2tzLmMKPj4gQEAgLTExNjUsOSArMTE2NSwxMSBAQCBzdGF0aWMgaW50IGZsYXNrX3JlbW92 ZV9mcm9tX3BoeXNtYXAoc3RydWN0IGRvbWFpbiAqZDEsIHN0cnVjdCBkb21haW4gKmQyKQo+PiAg ICAgIHJldHVybiBkb21haW5faGFzX3Blcm0oZDEsIGQyLCBTRUNDTEFTU19NTVUsIE1NVV9fUEhZ U01BUCk7Cj4+ICB9Cj4+Cj4+IC1zdGF0aWMgaW50IGZsYXNrX21hcF9nbWZuX2ZvcmVpZ24oc3Ry dWN0IGRvbWFpbiAqZCwgc3RydWN0IGRvbWFpbiAqdCkKPj4gK3N0YXRpYyBpbnQgZmxhc2tfbWFw X2dtZm5fZm9yZWlnbihzdHJ1Y3QgZG9tYWluICpjZCwKPj4gKyAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICBzdHJ1Y3QgZG9tYWluICpkLCBzdHJ1Y3QgZG9tYWluICp0KQo+PiAgewo+ PiAtICAgIHJldHVybiBkb21haW5faGFzX3Blcm0oZCwgdCwgU0VDQ0xBU1NfTU1VLCBNTVVfX01B UF9SRUFEIHwgTU1VX19NQVBfV1JJVEUpOwo+PiArICAgIHJldHVybiBkb21haW5faGFzX3Blcm0o Y2QsIGQsIFNFQ0NMQVNTX01NVSwgTU1VX19NQVBfUkVBRCB8IE1NVV9fTUFQX1dSSVRFKSB8fAo+ PiArICAgICAgICBkb21haW5faGFzX3Blcm0oY2QsIHQsIFNFQ0NMQVNTX01NVSwgTU1VX19NQVBf UkVBRCB8IE1NVV9fTUFQX1dSSVRFKTsKPj4gIH0KPgo+IC4uLiBoZXJlLiBBIGRvbWFpbiBjYW4n dCBoYXZlIFhTTV9UQVJHRVQgcGVybWlzc2lvbiBvdmVyIHR3bwo+IG90aGVyIGRvbWFpbnMsIHNv IHdoYXQgeW91IHdhbnQgdG8gZG8gaGVyZSBjYW4ndCB3b3JrIGF0IGFsbCwKPiBhZmFpY3QuCgpJ IGFncmVlIHdpdGggd2hhdCBTdGVmYW5vIGhhcyBzYWlkIGJlbG93LgoKQ2hlZXJzLAoKWmhvbmd6 ZSBMaXUuCgo+Cj4gSmFuCj4KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcK aHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=