From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: [PATCH v5 09/17] xen/arm: Rework the interface of p2m_cache_flush and use typesafe gfn Date: Tue, 28 Jun 2016 17:17:15 +0100 Message-ID: <1467130643-23868-10-git-send-email-julien.grall@arm.com> References: <1467130643-23868-1-git-send-email-julien.grall@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1467130643-23868-1-git-send-email-julien.grall@arm.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: xen-devel@lists.xen.org Cc: Julien Grall , sstabellini@kernel.org List-Id: xen-devel@lists.xenproject.org cDJtX2NhY2hlX2ZsdXNoIGlzIGV4cGVjdGluZyBHRk5zIGluIHBhcmFtZXRlciBhbmQgbm90IE1G TnMuIFJlbmFtZQp0aGUgdmFyaWFibGUgdG8gKmdmbiogYW5kIHVzZSB0eXBlc2FmZSB0byBhdm9p ZCBwb3NzaWJsZSBtaXN1c2FnZS4KCkFsc28sIG1vZGlmeSB0aGUgcHJvdG90eXBlIG9mIHRoZSBm dW5jdGlvbiB0byBkZXNjcmliZSB0aGUgcmFuZ2UKdXNpbmcgdGhlIHN0YXJ0IGFuZCB0aGUgbnVt YmVyIG9mIEdGTnMuIFRoaXMgd2lsbCBhdm9pZCB0byB3b25kZXIKd2hldGhlciB0aGUgZW5kIGlm IGluY2x1c2l2ZSBvciBleGNsdXNpdmUuCgpOb3RlIHRoYXQgdGhlIHR5cGUgb2YgdGhlIHBhcmFt ZXRlcnMgJ3N0YXJ0JyBpcyBjaGFuZ2VkIGZyb20geGVuX3Bmbl90Cihha2EgdWludDY0X3QpIHRv IGdmbl90IChha2EgdW5zaWduZWQgbG9uZykuIFRoaXMgbWVhbnMgdGhhdCBhIHRydW5jYXRpb24K d2lsbCBvY2N1ciBmb3IgQVJNMzIuIEl0IGlzIGZpbmUgYmVjYXVzZSBpdCB3aWxsIGFsd2F5cyBi ZSBlbmNvZGVkIG9uIDI4CmJpdHMgbWF4aW11bSAoNDAgYml0cyBhZGRyZXNzKS4KClNpZ25lZC1v ZmYtYnk6IEp1bGllbiBHcmFsbCA8anVsaWVuLmdyYWxsQGFybS5jb20+CgotLS0KICAgIENoYW5n ZXMgaW4gdjQ6CiAgICAgICAgLSBUaGlzIHBhdGNoIHdhcyBvcmlnaW5hbGx5IGNhbGxlZCAieGVu L2FybTogcDJtX2NhY2hlX2ZsdXNoOgogICAgICAgIFVzZSB0aGUgY29ycmVjdCB0ZXJtaW5vbG9n eSBhbmQgdHlwZXNhZmUgZ2ZuIgogICAgICAgIC0gRGVzY3JpYmUgdGhlIHJhbmdlIHVzaW5nIHRo ZSBzdGFydCBhbmQgdGhlIG51bWJlciBvZiBHRk5zLgoKICAgIENoYW5nZXMgaW4gdjM6CiAgICAg ICAgLSBBZGQgYSB3b3JkIGluIHRoZSBjb21taXQgbWVzc2FnZSBhYm91dCB0aGUgdHJ1bmNhdGlv bi4KCiAgICBDaGFuZ2VzIGluIHYyOgogICAgICAgIC0gRHJvcCBfZ2ZuIHN1ZmZpeAotLS0KIHhl bi9hcmNoL2FybS9kb21jdGwuYyAgICAgfCAgMiArLQogeGVuL2FyY2gvYXJtL3AybS5jICAgICAg ICB8IDExICsrKysrKy0tLS0tCiB4ZW4vaW5jbHVkZS9hc20tYXJtL3AybS5oIHwgIDIgKy0KIDMg ZmlsZXMgY2hhbmdlZCwgOCBpbnNlcnRpb25zKCspLCA3IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdp dCBhL3hlbi9hcmNoL2FybS9kb21jdGwuYyBiL3hlbi9hcmNoL2FybS9kb21jdGwuYwppbmRleCAz MDQ1M2Q4Li5mNjFmOThhIDEwMDY0NAotLS0gYS94ZW4vYXJjaC9hcm0vZG9tY3RsLmMKKysrIGIv eGVuL2FyY2gvYXJtL2RvbWN0bC5jCkBAIC0zMCw3ICszMCw3IEBAIGxvbmcgYXJjaF9kb19kb21j dGwoc3RydWN0IHhlbl9kb21jdGwgKmRvbWN0bCwgc3RydWN0IGRvbWFpbiAqZCwKICAgICAgICAg aWYgKCBlIDwgcyApCiAgICAgICAgICAgICByZXR1cm4gLUVJTlZBTDsKIAotICAgICAgICByZXR1 cm4gcDJtX2NhY2hlX2ZsdXNoKGQsIHMsIGUpOworICAgICAgICByZXR1cm4gcDJtX2NhY2hlX2Zs dXNoKGQsIF9nZm4ocyksIGRvbWN0bC0+dS5jYWNoZWZsdXNoLm5yX3BmbnMpOwogICAgIH0KICAg ICBjYXNlIFhFTl9ET01DVExfYmluZF9wdF9pcnE6CiAgICAgewpkaWZmIC0tZ2l0IGEveGVuL2Fy Y2gvYXJtL3AybS5jIGIveGVuL2FyY2gvYXJtL3AybS5jCmluZGV4IDU0YTM2M2EuLjFjZmI2MmIg MTAwNjQ0Ci0tLSBhL3hlbi9hcmNoL2FybS9wMm0uYworKysgYi94ZW4vYXJjaC9hcm0vcDJtLmMK QEAgLTE0NjksMTYgKzE0NjksMTcgQEAgaW50IHJlbGlucXVpc2hfcDJtX21hcHBpbmcoc3RydWN0 IGRvbWFpbiAqZCkKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGQtPmFyY2gucDJtLmRl ZmF1bHRfYWNjZXNzKTsKIH0KIAotaW50IHAybV9jYWNoZV9mbHVzaChzdHJ1Y3QgZG9tYWluICpk LCB4ZW5fcGZuX3Qgc3RhcnRfbWZuLCB4ZW5fcGZuX3QgZW5kX21mbikKK2ludCBwMm1fY2FjaGVf Zmx1c2goc3RydWN0IGRvbWFpbiAqZCwgZ2ZuX3Qgc3RhcnQsIHVuc2lnbmVkIGxvbmcgbnIpCiB7 CiAgICAgc3RydWN0IHAybV9kb21haW4gKnAybSA9ICZkLT5hcmNoLnAybTsKKyAgICBnZm5fdCBl bmQgPSBnZm5fYWRkKHN0YXJ0LCBucik7CiAKLSAgICBzdGFydF9tZm4gPSBNQVgoc3RhcnRfbWZu LCBwMm0tPmxvd2VzdF9tYXBwZWRfZ2ZuKTsKLSAgICBlbmRfbWZuID0gTUlOKGVuZF9tZm4sIHAy bS0+bWF4X21hcHBlZF9nZm4pOworICAgIHN0YXJ0ID0gZ2ZuX21heChzdGFydCwgX2dmbihwMm0t Pmxvd2VzdF9tYXBwZWRfZ2ZuKSk7CisgICAgZW5kID0gZ2ZuX21pbihlbmQsIF9nZm4ocDJtLT5t YXhfbWFwcGVkX2dmbikpOwogCiAgICAgcmV0dXJuIGFwcGx5X3AybV9jaGFuZ2VzKGQsIENBQ0hF RkxVU0gsCi0gICAgICAgICAgICAgICAgICAgICAgICAgICAgIHBmbl90b19wYWRkcihzdGFydF9t Zm4pLAotICAgICAgICAgICAgICAgICAgICAgICAgICAgICBwZm5fdG9fcGFkZHIoZW5kX21mbiks CisgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHBmbl90b19wYWRkcihnZm5feChzdGFydCkp LAorICAgICAgICAgICAgICAgICAgICAgICAgICAgICBwZm5fdG9fcGFkZHIoZ2ZuX3goZW5kKSks CiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHBmbl90b19wYWRkcihtZm5feChJTlZBTElE X01GTikpLAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICBNQVRUUl9NRU0sIDAsIHAybV9p bnZhbGlkLAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICBkLT5hcmNoLnAybS5kZWZhdWx0 X2FjY2Vzcyk7CmRpZmYgLS1naXQgYS94ZW4vaW5jbHVkZS9hc20tYXJtL3AybS5oIGIveGVuL2lu Y2x1ZGUvYXNtLWFybS9wMm0uaAppbmRleCBmMjA0NDgyLi44YTk2ZTY4IDEwMDY0NAotLS0gYS94 ZW4vaW5jbHVkZS9hc20tYXJtL3AybS5oCisrKyBiL3hlbi9pbmNsdWRlL2FzbS1hcm0vcDJtLmgK QEAgLTEzOSw3ICsxMzksNyBAQCB2b2lkIHAybV9kdW1wX2luZm8oc3RydWN0IGRvbWFpbiAqZCk7 CiBtZm5fdCBwMm1fbG9va3VwKHN0cnVjdCBkb21haW4gKmQsIGdmbl90IGdmbiwgcDJtX3R5cGVf dCAqdCk7CiAKIC8qIENsZWFuICYgaW52YWxpZGF0ZSBjYWNoZXMgY29ycmVzcG9uZGluZyB0byBh IHJlZ2lvbiBvZiBndWVzdCBhZGRyZXNzIHNwYWNlICovCi1pbnQgcDJtX2NhY2hlX2ZsdXNoKHN0 cnVjdCBkb21haW4gKmQsIHhlbl9wZm5fdCBzdGFydF9tZm4sIHhlbl9wZm5fdCBlbmRfbWZuKTsK K2ludCBwMm1fY2FjaGVfZmx1c2goc3RydWN0IGRvbWFpbiAqZCwgZ2ZuX3Qgc3RhcnQsIHVuc2ln bmVkIGxvbmcgbnIpOwogCiAvKiBTZXR1cCBwMm0gUkFNIG1hcHBpbmcgZm9yIGRvbWFpbiBkIGZy b20gc3RhcnQtZW5kLiAqLwogaW50IHAybV9wb3B1bGF0ZV9yYW0oc3RydWN0IGRvbWFpbiAqZCwg cGFkZHJfdCBzdGFydCwgcGFkZHJfdCBlbmQpOwotLSAKMS45LjEKCgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhl bi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHA6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=