From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: [PATCH SpectreV1+L1TF v4 03/11] config: introduce L1TF_LFENCE option Date: Wed, 23 Jan 2019 07:45:47 -0700 Message-ID: <5C487E1B020000780021078C@prv1-mh.provo.novell.com> References: <1548244285-30813-1-git-send-email-nmanthey@amazon.de> <1548244285-30813-4-git-send-email-nmanthey@amazon.de> <2e60f86f-8bf4-43dc-4343-8074667b6f6d@arm.com> <5C486E780200007800210705@prv1-mh.provo.novell.com> <38cbf2d4-63fb-cafa-7007-cba7fee03786@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1gmJmr-00039e-1v for xen-devel@lists.xenproject.org; Wed, 23 Jan 2019 14:45:53 +0000 In-Reply-To: <38cbf2d4-63fb-cafa-7007-cba7fee03786@arm.com> Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Julien Grall Cc: Tim Deegan , Stefano Stabellini , Wei Liu , Konrad Rzeszutek Wilk , George Dunlap , Andrew Cooper , Ian Jackson , Dario Faggioli , Martin Pohlack , nmanthey@amazon.de, "Martin Mazein(amazein)" , xen-devel , Julian Stecklina , David Woodhouse , Bjoern Doebel List-Id: xen-devel@lists.xenproject.org Pj4+IE9uIDIzLjAxLjE5IGF0IDE0OjQ0LCA8anVsaWVuLmdyYWxsQGFybS5jb20+IHdyb3RlOgo+ IE9uIDIzLzAxLzIwMTkgMTM6MzksIEphbiBCZXVsaWNoIHdyb3RlOgo+Pj4+PiBPbiAyMy4wMS4x OSBhdCAxNDoyNCwgPGp1bGllbi5ncmFsbEBhcm0uY29tPiB3cm90ZToKPj4+IE9uIDIzLzAxLzIw MTkgMTE6NTEsIE5vcmJlcnQgTWFudGhleSB3cm90ZToKPj4+PiAtLS0gYS94ZW4vaW5jbHVkZS94 ZW4vbm9zcGVjLmgKPj4+PiArKysgYi94ZW4vaW5jbHVkZS94ZW4vbm9zcGVjLmgKPj4+PiBAQCAt NjgsMTAgKzY4LDE4IEBAIHN0YXRpYyBpbmxpbmUgYm9vbCBsZmVuY2VfdHJ1ZSh2b2lkKSB7IHJl dHVybiB0cnVlOyB9Cj4+Pj4gICAgI2VuZGlmCj4+Pj4gICAgCj4+Pj4gICAgLyoKPj4+PiAtICog cHJvdGVjdCBldmFsdWF0aW9uIG9mIGNvbmRpdGlvbmFsIHdpdGggcmVzcGVjdCB0byBzcGVjdWxh dGlvbgo+Pj4+ICsgKiBhbGxvdyB0byBwcm90ZWN0IGV2YWx1YXRpb24gb2YgY29uZGl0aW9uYWwg d2l0aCByZXNwZWN0IHRvIHNwZWN1bGF0aW9uIG9uIHg4Ngo+Pj4+ICAgICAqLwo+Pj4+IC0jZGVm aW5lIGV2YWx1YXRlX25vc3BlYyhjb25kaXRpb24pICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICBcCj4+Pj4gKyNpZiBkZWZpbmVkKENPTkZJR19MMVRGX0xGRU5DRV9OT05FKSB8 fCAhZGVmaW5lZChDT05GSUdfWDg2KQo+Pj4+ICsjZGVmaW5lIGV2YWx1YXRlX25vc3BlYyhjb25k aXRpb24pIChjb25kaXRpb24pCj4+Pj4gKyNlbGlmIGRlZmluZWQoQ09ORklHX0wxVEZfTEZFTkNF X0JPVEgpCj4+Pj4gKyNkZWZpbmUgZXZhbHVhdGVfbm9zcGVjKGNvbmRpdGlvbikgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIFwKPj4+PiAgICAgICAgKCgoY29uZGl0aW9u KSAmJiBsZmVuY2VfdHJ1ZSgpKSB8fCAhbGZlbmNlX3RydWUoKSkKPj4+PiArI2VsaWYgZGVmaW5l ZChDT05GSUdfTDFURl9MRkVOQ0VfVFJVRSkKPj4+PiArI2RlZmluZSBldmFsdWF0ZV9ub3NwZWMo Y29uZGl0aW9uKSAoKGNvbmRpdGlvbikgJiYgbGZlbmNlX3RydWUoKSkKPj4+PiArI2VsaWYgZGVm aW5lZChDT05GSUdfTDFURl9MRkVOQ0VfSU5URVJNRURJQVRFKQo+Pj4+ICsjZGVmaW5lIGV2YWx1 YXRlX25vc3BlYyhjb25kaXRpb24pICh7IGJvb2wgcmVzID0gKGNvbmRpdGlvbik7IHJtYigpOyBy ZXM7IH0pCj4+PiArI2VuZGlmCj4+Pgo+Pj4gTm9uZSBvZiB0aGUgY29uZmlncyBhcmUgZGVmaW5l ZCBvbiBBcm0sIHNvIGNhbiB0aGlzIGJlIG1vdmVkIGluIGFyY2gteDg2Pwo+PiAKPj4gVG8gYmUg aG9uZXN0IEknZCBsaWtlIHRvIGF2b2lkIGludHJvZHVjaW5nIGFzbS9ub3NwZWMuaCBmb3IgdGhl IHRpbWUKPj4gYmVpbmcuCj4gCj4gSG93IGFib3V0IGFkZGluZyB0aGVtIGluIHN5c3RlbS5oIGFz IHdlIGRpZCBmb3IgYXJyYXlfaW5kZXhfbWFza19ub3NwZWM/CgpUbyB0ZWxsIHlvdSB0aGUgdHJ1 dGgsIHRoYXQncyB3aGVyZSBOb3JiZXJ0IGhhZCBpdCBvcmlnaW5hbGx5LgpJIHRoaW5rIHRoYXQn cyBub3QgdGhlIHJpZ2h0IHBsYWNlIHRob3VnaCAoYWxzbyBmb3IKYXJyYXlfaW5kZXhfbWFza19u b3NwZWMoKSkuIEJ1dCBJJ2xsIGxpc3RlbiB0byBhIG1ham9yaXR5CnRoaW5raW5nIGRpZmZlcmVu dGx5LCBhdCBsZWFzdCBhcyBmYXIgYXMgd2hhdCBpcyBjdXJyZW50bHkKbGZlbmNlX3RydWUoKSBn b2VzLiBldmFsdWF0ZV9ub3NwZWMoKSwgb3RvaCwgYmVsb25ncyB3aGVyZQppdCBpcyBub3csIEkg dGhpbmsuCgpKYW4KCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5v cmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZl bA==