From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roger Pau Monne Subject: [PATCH RFC 01/12] x86/paging: introduce paging_set_allocation Date: Fri, 29 Jul 2016 18:28:56 +0200 Message-ID: <1469809747-11176-2-git-send-email-roger.pau@citrix.com> References: <1469809747-11176-1-git-send-email-roger.pau@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bTAex-0003OC-Bh for xen-devel@lists.xenproject.org; Fri, 29 Jul 2016 16:29:15 +0000 In-Reply-To: <1469809747-11176-1-git-send-email-roger.pau@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: xen-devel@lists.xenproject.org Cc: George Dunlap , Andrew Cooper , Tim Deegan , Jan Beulich , Roger Pau Monne List-Id: xen-devel@lists.xenproject.org Li4uIGFuZCByZW1vdmUgaGFwX3NldF9hbGxvY19mb3JfcHZoX2RvbTAuCgpTaWduZWQtb2ZmLWJ5 OiBSb2dlciBQYXUgTW9ubsOpIDxyb2dlci5wYXVAY2l0cml4LmNvbT4KLS0tCkNjOiBKYW4gQmV1 bGljaCA8amJldWxpY2hAc3VzZS5jb20+CkNjOiBBbmRyZXcgQ29vcGVyIDxhbmRyZXcuY29vcGVy M0BjaXRyaXguY29tPgpDYzogR2VvcmdlIER1bmxhcCA8Z2VvcmdlLmR1bmxhcEBldS5jaXRyaXgu Y29tPgpDYzogVGltIERlZWdhbiA8dGltQHhlbi5vcmc+Ci0tLQogeGVuL2FyY2gveDg2L2RvbWFp bl9idWlsZC5jICAgICB8ICA3ICsrKy0tLS0KIHhlbi9hcmNoL3g4Ni9tbS9oYXAvaGFwLmMgICAg ICAgfCAxNCArLS0tLS0tLS0tLS0tLQogeGVuL2FyY2gveDg2L21tL3BhZ2luZy5jICAgICAgICB8 IDE2ICsrKysrKysrKysrKysrKysKIHhlbi9hcmNoL3g4Ni9tbS9zaGFkb3cvY29tbW9uLmMgfCAg NSArKy0tLQogeGVuL2luY2x1ZGUvYXNtLXg4Ni9oYXAuaCAgICAgICB8ICAzICsrLQogeGVuL2lu Y2x1ZGUvYXNtLXg4Ni9wYWdpbmcuaCAgICB8ICAzICsrKwogeGVuL2luY2x1ZGUvYXNtLXg4Ni9z aGFkb3cuaCAgICB8ICA2ICsrKysrKwogNyBmaWxlcyBjaGFuZ2VkLCAzMyBpbnNlcnRpb25zKCsp LCAyMSBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS94ZW4vYXJjaC94ODYvZG9tYWluX2J1aWxk LmMgYi94ZW4vYXJjaC94ODYvZG9tYWluX2J1aWxkLmMKaW5kZXggMGEwMmQ2NS4uZDdkNGFmYyAx MDA2NDQKLS0tIGEveGVuL2FyY2gveDg2L2RvbWFpbl9idWlsZC5jCisrKyBiL3hlbi9hcmNoL3g4 Ni9kb21haW5fYnVpbGQuYwpAQCAtMzUsNyArMzUsNiBAQAogI2luY2x1ZGUgPGFzbS9zZXR1cC5o PgogI2luY2x1ZGUgPGFzbS9iemltYWdlLmg+IC8qIGZvciBiemltYWdlX3BhcnNlICovCiAjaW5j bHVkZSA8YXNtL2lvX2FwaWMuaD4KLSNpbmNsdWRlIDxhc20vaGFwLmg+CiAjaW5jbHVkZSA8YXNt L2hwZXQuaD4KIAogI2luY2x1ZGUgPHB1YmxpYy92ZXJzaW9uLmg+CkBAIC0xMzgzLDE1ICsxMzgy LDE1IEBAIGludCBfX2luaXQgY29uc3RydWN0X2RvbTAoCiAgICAgICAgICAgICAgICAgICAgICAg ICAgbnJfcGFnZXMpOwogICAgIH0KIAotICAgIGlmICggaXNfcHZoX2RvbWFpbihkKSApCi0gICAg ICAgIGhhcF9zZXRfYWxsb2NfZm9yX3B2aF9kb20wKGQsIGRvbTBfcGFnaW5nX3BhZ2VzKGQsIG5y X3BhZ2VzKSk7Ci0KICAgICAvKgogICAgICAqIFdlIGVuYWJsZSBwYWdpbmcgbW9kZSBhZ2FpbiBz byBndWVzdF9waHlzbWFwX2FkZF9wYWdlIHdpbGwgZG8gdGhlCiAgICAgICogcmlnaHQgdGhpbmcg Zm9yIHVzLgogICAgICAqLwogICAgIGQtPmFyY2gucGFnaW5nLm1vZGUgPSBzYXZlX3B2aF9wZ19t b2RlOwogCisgICAgaWYgKCBpc19wdmhfZG9tYWluKGQpICkKKyAgICAgICAgcGFnaW5nX3NldF9h bGxvY2F0aW9uKGQsIGRvbTBfcGFnaW5nX3BhZ2VzKGQsIG5yX3BhZ2VzKSk7CisKICAgICAvKiBX cml0ZSB0aGUgcGh5cy0+bWFjaGluZSBhbmQgbWFjaGluZS0+cGh5cyB0YWJsZSBlbnRyaWVzLiAq LwogICAgIGZvciAoIHBmbiA9IDA7IHBmbiA8IGNvdW50OyBwZm4rKyApCiAgICAgewpkaWZmIC0t Z2l0IGEveGVuL2FyY2gveDg2L21tL2hhcC9oYXAuYyBiL3hlbi9hcmNoL3g4Ni9tbS9oYXAvaGFw LmMKaW5kZXggMzIxOGZhMi4uYjQ5YjM4ZiAxMDA2NDQKLS0tIGEveGVuL2FyY2gveDg2L21tL2hh cC9oYXAuYworKysgYi94ZW4vYXJjaC94ODYvbW0vaGFwL2hhcC5jCkBAIC0zMzQsNyArMzM0LDcg QEAgaGFwX2dldF9hbGxvY2F0aW9uKHN0cnVjdCBkb21haW4gKmQpCiAKIC8qIFNldCB0aGUgcG9v bCBvZiBwYWdlcyB0byB0aGUgcmVxdWlyZWQgbnVtYmVyIG9mIHBhZ2VzLgogICogUmV0dXJucyAw IGZvciBzdWNjZXNzLCBub24temVybyBmb3IgZmFpbHVyZS4gKi8KLXN0YXRpYyB1bnNpZ25lZCBp bnQKK3Vuc2lnbmVkIGludAogaGFwX3NldF9hbGxvY2F0aW9uKHN0cnVjdCBkb21haW4gKmQsIHVu c2lnbmVkIGludCBwYWdlcywgaW50ICpwcmVlbXB0ZWQpCiB7CiAgICAgc3RydWN0IHBhZ2VfaW5m byAqcGc7CkBAIC02MzgsMTggKzYzOCw2IEBAIGludCBoYXBfZG9tY3RsKHN0cnVjdCBkb21haW4g KmQsIHhlbl9kb21jdGxfc2hhZG93X29wX3QgKnNjLAogICAgIH0KIH0KIAotdm9pZCBfX2luaXQg aGFwX3NldF9hbGxvY19mb3JfcHZoX2RvbTAoc3RydWN0IGRvbWFpbiAqZCwKLSAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgIHVuc2lnbmVkIGxvbmcgaGFwX3BhZ2VzKQotewot ICAgIGludCByYzsKLQotICAgIHBhZ2luZ19sb2NrKGQpOwotICAgIHJjID0gaGFwX3NldF9hbGxv Y2F0aW9uKGQsIGhhcF9wYWdlcywgTlVMTCk7Ci0gICAgcGFnaW5nX3VubG9jayhkKTsKLQotICAg IEJVR19PTihyYyk7Ci19Ci0KIHN0YXRpYyBjb25zdCBzdHJ1Y3QgcGFnaW5nX21vZGUgaGFwX3Bh Z2luZ19yZWFsX21vZGU7CiBzdGF0aWMgY29uc3Qgc3RydWN0IHBhZ2luZ19tb2RlIGhhcF9wYWdp bmdfcHJvdGVjdGVkX21vZGU7CiBzdGF0aWMgY29uc3Qgc3RydWN0IHBhZ2luZ19tb2RlIGhhcF9w YWdpbmdfcGFlX21vZGU7CmRpZmYgLS1naXQgYS94ZW4vYXJjaC94ODYvbW0vcGFnaW5nLmMgYi94 ZW4vYXJjaC94ODYvbW0vcGFnaW5nLmMKaW5kZXggMTA3ZmM4Yy4uMWIyNzBkZiAxMDA2NDQKLS0t IGEveGVuL2FyY2gveDg2L21tL3BhZ2luZy5jCisrKyBiL3hlbi9hcmNoL3g4Ni9tbS9wYWdpbmcu YwpAQCAtOTUzLDYgKzk1MywyMiBAQCB2b2lkIHBhZ2luZ193cml0ZV9wMm1fZW50cnkoc3RydWN0 IHAybV9kb21haW4gKnAybSwgdW5zaWduZWQgbG9uZyBnZm4sCiAgICAgICAgIHNhZmVfd3JpdGVf cHRlKHAsIG5ldyk7CiB9CiAKK2ludCBwYWdpbmdfc2V0X2FsbG9jYXRpb24oc3RydWN0IGRvbWFp biAqZCwgdW5zaWduZWQgbG9uZyBwYWdlcykKK3sKKyAgICBpbnQgcmM7CisKKyAgICBBU1NFUlQo cGFnaW5nX21vZGVfZW5hYmxlZChkKSk7CisKKyAgICBwYWdpbmdfbG9jayhkKTsKKyAgICBpZiAo IGhhcF9lbmFibGVkKGQpICkKKyAgICAgICAgcmMgPSBoYXBfc2V0X2FsbG9jYXRpb24oZCwgcGFn ZXMsIE5VTEwpOworICAgIGVsc2UKKyAgICAgICAgcmMgPSBzaF9zZXRfYWxsb2NhdGlvbihkLCBw YWdlcywgTlVMTCk7CisgICAgcGFnaW5nX3VubG9jayhkKTsKKworICAgIHJldHVybiByYzsKK30K KwogLyoKICAqIExvY2FsIHZhcmlhYmxlczoKICAqIG1vZGU6IEMKZGlmZiAtLWdpdCBhL3hlbi9h cmNoL3g4Ni9tbS9zaGFkb3cvY29tbW9uLmMgYi94ZW4vYXJjaC94ODYvbW0vc2hhZG93L2NvbW1v bi5jCmluZGV4IGMyMjM2MmYuLjQ1MmUyMmUgMTAwNjQ0Ci0tLSBhL3hlbi9hcmNoL3g4Ni9tbS9z aGFkb3cvY29tbW9uLmMKKysrIGIveGVuL2FyY2gveDg2L21tL3NoYWRvdy9jb21tb24uYwpAQCAt MTYwNCw5ICsxNjA0LDggQEAgc2hhZG93X2ZyZWVfcDJtX3BhZ2Uoc3RydWN0IGRvbWFpbiAqZCwg c3RydWN0IHBhZ2VfaW5mbyAqcGcpCiAgKiBJbnB1dCB3aWxsIGJlIHJvdW5kZWQgdXAgdG8gYXQg bGVhc3Qgc2hhZG93X21pbl9hY2NlcHRhYmxlX3BhZ2VzKCksCiAgKiBwbHVzIHNwYWNlIGZvciB0 aGUgcDJtIHRhYmxlLgogICogUmV0dXJucyAwIGZvciBzdWNjZXNzLCBub24temVybyBmb3IgZmFp bHVyZS4gKi8KLXN0YXRpYyB1bnNpZ25lZCBpbnQgc2hfc2V0X2FsbG9jYXRpb24oc3RydWN0IGRv bWFpbiAqZCwKLSAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgdW5zaWduZWQg aW50IHBhZ2VzLAotICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBpbnQgKnBy ZWVtcHRlZCkKK3Vuc2lnbmVkIGludCBzaF9zZXRfYWxsb2NhdGlvbihzdHJ1Y3QgZG9tYWluICpk LCB1bnNpZ25lZCBpbnQgcGFnZXMsCisgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgaW50 ICpwcmVlbXB0ZWQpCiB7CiAgICAgc3RydWN0IHBhZ2VfaW5mbyAqc3A7CiAgICAgdW5zaWduZWQg aW50IGxvd2VyX2JvdW5kOwpkaWZmIC0tZ2l0IGEveGVuL2luY2x1ZGUvYXNtLXg4Ni9oYXAuaCBi L3hlbi9pbmNsdWRlL2FzbS14ODYvaGFwLmgKaW5kZXggYzYxMzgzNi4uZTNjOWM5OCAxMDA2NDQK LS0tIGEveGVuL2luY2x1ZGUvYXNtLXg4Ni9oYXAuaAorKysgYi94ZW4vaW5jbHVkZS9hc20teDg2 L2hhcC5oCkBAIC00Niw3ICs0Niw4IEBAIGludCAgIGhhcF90cmFja19kaXJ0eV92cmFtKHN0cnVj dCBkb21haW4gKmQsCiAgICAgICAgICAgICAgICAgICAgICAgICAgICBYRU5fR1VFU1RfSEFORExF XzY0KHVpbnQ4KSBkaXJ0eV9iaXRtYXApOwogCiBleHRlcm4gY29uc3Qgc3RydWN0IHBhZ2luZ19t b2RlICpoYXBfcGFnaW5nX2dldF9tb2RlKHN0cnVjdCB2Y3B1ICopOwotdm9pZCBoYXBfc2V0X2Fs bG9jX2Zvcl9wdmhfZG9tMChzdHJ1Y3QgZG9tYWluICpkLCB1bnNpZ25lZCBsb25nIG51bV9wYWdl cyk7Cit1bnNpZ25lZCBpbnQgaGFwX3NldF9hbGxvY2F0aW9uKHN0cnVjdCBkb21haW4gKmQsIHVu c2lnbmVkIGludCBwYWdlcywKKwkJCQlpbnQgKnByZWVtcHRlZCk7CiAKICNlbmRpZiAvKiBYRU5f SEFQX0ggKi8KIApkaWZmIC0tZ2l0IGEveGVuL2luY2x1ZGUvYXNtLXg4Ni9wYWdpbmcuaCBiL3hl bi9pbmNsdWRlL2FzbS14ODYvcGFnaW5nLmgKaW5kZXggYTE0MDFhYi4uNjU5ODAwNyAxMDA2NDQK LS0tIGEveGVuL2luY2x1ZGUvYXNtLXg4Ni9wYWdpbmcuaAorKysgYi94ZW4vaW5jbHVkZS9hc20t eDg2L3BhZ2luZy5oCkBAIC0zNDcsNiArMzQ3LDkgQEAgdm9pZCBwYWdldGFibGVfZHlpbmcoc3Ry dWN0IGRvbWFpbiAqZCwgcGFkZHJfdCBncGEpOwogdm9pZCBwYWdpbmdfZHVtcF9kb21haW5faW5m byhzdHJ1Y3QgZG9tYWluICpkKTsKIHZvaWQgcGFnaW5nX2R1bXBfdmNwdV9pbmZvKHN0cnVjdCB2 Y3B1ICp2KTsKIAorLyogU2V0IHBvb2wgb2YgcGFnZXMgZm9yIHBhZ2luZy4gKi8KK2ludCBwYWdp bmdfc2V0X2FsbG9jYXRpb24oc3RydWN0IGRvbWFpbiAqZCwgdW5zaWduZWQgbG9uZyBwYWdlcyk7 CisKICNlbmRpZiAvKiBYRU5fUEFHSU5HX0ggKi8KIAogLyoKZGlmZiAtLWdpdCBhL3hlbi9pbmNs dWRlL2FzbS14ODYvc2hhZG93LmggYi94ZW4vaW5jbHVkZS9hc20teDg2L3NoYWRvdy5oCmluZGV4 IDZkMGFlZmIuLmJjMDY4ZWMgMTAwNjQ0Ci0tLSBhL3hlbi9pbmNsdWRlL2FzbS14ODYvc2hhZG93 LmgKKysrIGIveGVuL2luY2x1ZGUvYXNtLXg4Ni9zaGFkb3cuaApAQCAtODMsNiArODMsMTAgQEAg dm9pZCBzaF9yZW1vdmVfc2hhZG93cyhzdHJ1Y3QgZG9tYWluICpkLCBtZm5fdCBnbWZuLCBpbnQg ZmFzdCwgaW50IGFsbCk7CiAvKiBEaXNjYXJkIF9hbGxfIG1hcHBpbmdzIGZyb20gdGhlIGRvbWFp bidzIHNoYWRvd3MuICovCiB2b2lkIHNoYWRvd19ibG93X3RhYmxlc19wZXJfZG9tYWluKHN0cnVj dCBkb21haW4gKmQpOwogCisvKiBTZXQgdGhlIHBvb2wgb2Ygc2hhZG93IHBhZ2VzIHRvIHRoZSBy ZXF1aXJlZCBudW1iZXIgb2YgcGFnZXMuICovCit1bnNpZ25lZCBpbnQgc2hfc2V0X2FsbG9jYXRp b24oc3RydWN0IGRvbWFpbiAqZCwgdW5zaWduZWQgaW50IHBhZ2VzLAorICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgIGludCAqcHJlZW1wdGVkKTsKKwogI2Vsc2UgLyogIUNPTkZJR19TSEFE T1dfUEFHSU5HICovCiAKICNkZWZpbmUgc2hhZG93X3RlYXJkb3duKGQsIHApIEFTU0VSVChpc19w dl9kb21haW4oZCkpCkBAIC05MSw2ICs5NSw4IEBAIHZvaWQgc2hhZG93X2Jsb3dfdGFibGVzX3Bl cl9kb21haW4oc3RydWN0IGRvbWFpbiAqZCk7CiAgICAgKHsgQVNTRVJUKGlzX3B2X2RvbWFpbihk KSk7IC1FT1BOT1RTVVBQOyB9KQogI2RlZmluZSBzaGFkb3dfdHJhY2tfZGlydHlfdnJhbShkLCBi ZWdpbl9wZm4sIG5yLCBiaXRtYXApIFwKICAgICAoeyBBU1NFUlRfVU5SRUFDSEFCTEUoKTsgLUVP UE5PVFNVUFA7IH0pCisjZGVmaW5lIHNoX3NldF9hbGxvY2F0aW9uKGQsIHBhZ2VzLCBwcmVlbXB0 ZWQpIFwKKyAgICAoeyBBU1NFUlRfVU5SRUFDSEFCTEUoKTsgLUVPUE5PVFNVUFA7IH0pCiAKIHN0 YXRpYyBpbmxpbmUgdm9pZCBzaF9yZW1vdmVfc2hhZG93cyhzdHJ1Y3QgZG9tYWluICpkLCBtZm5f dCBnbWZuLAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGJvb2xfdCBmYXN0 LCBib29sX3QgYWxsKSB7fQotLSAKMi43LjQgKEFwcGxlIEdpdC02NikKCgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0 Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK