From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Aneesh Kumar K.V" Subject: [PATCH V2] powerpc/infiniband: Use cache inhibitted and guarded mapping on powerpc Date: Wed, 20 Apr 2016 03:58:17 -0400 Message-ID: <1461139097-10213-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+glppe-linuxppc-embedded-2=m.gmane.org@lists.ozlabs.org Sender: "Linuxppc-dev" To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au Cc: linux-rdma@vger.kernel.org, Mike Marciniszyn , Doug Ledford , "Aneesh Kumar K.V" , Sean Hefty , linuxppc-dev@lists.ozlabs.org, Hal Rosenstock List-Id: linux-rdma@vger.kernel.org VGhlIGRyaXZlciB3YXMgcmVxdWVzdGluZyBmb3IgYSB3cml0ZXRocm91Z2ggbWFwcGluZy4gQnV0 IHdpdGggdGhvc2VzCmZsYWdzIHdlIHdpbGwgZW5kIHVwIHdpdGggYSBTQU8gbWFwcGluZyBiZWNh dXNlIHdlIG5vdyBoYXZlIG1lbW9yeQpjb25oZXJlbmNlIGFsd2F5cyBlbmFibGVkLiBpZSwgdGhl IGV4aXN0aW5nIG1hcHBpbmcgd2lsbCBlbmQgdXAgd2l0aAphIFdJTUcgdmFsdWUgMGIxMTEwIHdo aWNoIGlzIFN0cm9uZyBBY2Nlc3MgT3JkZXIuCgpVcGRhdGUgdGhpcyB0byB1c2UgY2FjaGUgaW5o aWJpdHRlZCBndWFyZGVkIG1hcHBpbmcKCkNjOiBNaWtlIE1hcmNpbmlzenluIDxpbmZpbmlwYXRo QGludGVsLmNvbT4KQ2M6IERvdWcgTGVkZm9yZCA8ZGxlZGZvcmRAcmVkaGF0LmNvbT4KQ2M6IFNl YW4gSGVmdHkgPHNlYW4uaGVmdHlAaW50ZWwuY29tPgpDYzogSGFsIFJvc2Vuc3RvY2sgPGhhbC5y b3NlbnN0b2NrQGdtYWlsLmNvbT4KQ2M6IGxpbnV4LXJkbWFAdmdlci5rZXJuZWwub3JnClNpZ25l ZC1vZmYtYnk6IEFuZWVzaCBLdW1hciBLLlYgPGFuZWVzaC5rdW1hckBsaW51eC52bmV0LmlibS5j b20+Ci0tLQpDaGFuZ2VzIGZyb20gdjE6CiogcmVzZW5kIGJlY2F1c2UgVjEgbmV2ZXIgcmVhY2hl ZCBtYWlsaW5nIGxpc3QuCgpOT1RFOiBUaGlzIGlzIG9ubHkgY29tcGlsZSB0ZXN0ZWQgYW5kIEkg YW0gYWxzbyBub3Qgc3VyZSB3aHkgcHBjNjQgbmVlZHMgc3BlY2lhbCBoYW5kbGluZy4KV2UgbmVl ZCB0aGlzIHBhdGNoIGJlY2F1c2UgdGhlIHNlcmllcyBhdCBodHRwOi8vbWlkLmdtYW5lLm9yZy8x NDYwMTgyNDQ0LTI0NjgtMS1naXQtc2VuZC1lbWFpbC1hbmVlc2gua3VtYXJAbGludXgudm5ldC5p Ym0uY29tCndpbGwgZHJvcCBfUEFHRV9XUklURVRIUlUKCiBkcml2ZXJzL2luZmluaWJhbmQvaHcv cWliL3FpYl9maWxlX29wcy5jIHwgNSArLS0tLQogZHJpdmVycy9pbmZpbmliYW5kL2h3L3FpYi9x aWJfcGNpZS5jICAgICB8IDYgLS0tLS0tCiAyIGZpbGVzIGNoYW5nZWQsIDEgaW5zZXJ0aW9uKCsp LCAxMCBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2luZmluaWJhbmQvaHcvcWli L3FpYl9maWxlX29wcy5jIGIvZHJpdmVycy9pbmZpbmliYW5kL2h3L3FpYi9xaWJfZmlsZV9vcHMu YwppbmRleCBlNDQ5ZTM5NDk2M2YuLmEzZDU5M2Y1NDZlYyAxMDA2NDQKLS0tIGEvZHJpdmVycy9p bmZpbmliYW5kL2h3L3FpYi9xaWJfZmlsZV9vcHMuYworKysgYi9kcml2ZXJzL2luZmluaWJhbmQv aHcvcWliL3FpYl9maWxlX29wcy5jCkBAIC04MjIsMTAgKzgyMiw3IEBAIHN0YXRpYyBpbnQgbW1h cF9waW9idWZzKHN0cnVjdCB2bV9hcmVhX3N0cnVjdCAqdm1hLAogCXBoeXMgPSBkZC0+cGh5c2Fk ZHIgKyBwaW9idWZzOwogCiAjaWYgZGVmaW5lZChfX3Bvd2VycGNfXykKLQkvKiBUaGVyZSBpc24n dCBhIGdlbmVyaWMgd2F5IHRvIHNwZWNpZnkgd3JpdGV0aHJvdWdoIG1hcHBpbmdzICovCi0JcGdw cm90X3ZhbCh2bWEtPnZtX3BhZ2VfcHJvdCkgfD0gX1BBR0VfTk9fQ0FDSEU7Ci0JcGdwcm90X3Zh bCh2bWEtPnZtX3BhZ2VfcHJvdCkgfD0gX1BBR0VfV1JJVEVUSFJVOwotCXBncHJvdF92YWwodm1h LT52bV9wYWdlX3Byb3QpICY9IH5fUEFHRV9HVUFSREVEOworCXZtYS0+dm1fcGFnZV9wcm90ID0g cGdwcm90X25vbmNhY2hlZCh2bWEtPnZtX3BhZ2VfcHJvdCk7CiAjZW5kaWYKIAogCS8qCmRpZmYg LS1naXQgYS9kcml2ZXJzL2luZmluaWJhbmQvaHcvcWliL3FpYl9wY2llLmMgYi9kcml2ZXJzL2lu ZmluaWJhbmQvaHcvcWliL3FpYl9wY2llLmMKaW5kZXggNDc1OGEzODAxYWU4Li42YWJlMWM2MjFh YTQgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvaW5maW5pYmFuZC9ody9xaWIvcWliX3BjaWUuYworKysg Yi9kcml2ZXJzL2luZmluaWJhbmQvaHcvcWliL3FpYl9wY2llLmMKQEAgLTE0NCwxMyArMTQ0LDcg QEAgaW50IHFpYl9wY2llX2RkaW5pdChzdHJ1Y3QgcWliX2RldmRhdGEgKmRkLCBzdHJ1Y3QgcGNp X2RldiAqcGRldiwKIAlhZGRyID0gcGNpX3Jlc291cmNlX3N0YXJ0KHBkZXYsIDApOwogCWxlbiA9 IHBjaV9yZXNvdXJjZV9sZW4ocGRldiwgMCk7CiAKLSNpZiBkZWZpbmVkKF9fcG93ZXJwY19fKQot CS8qIFRoZXJlIGlzbid0IGEgZ2VuZXJpYyB3YXkgdG8gc3BlY2lmeSB3cml0ZXRocm91Z2ggbWFw cGluZ3MgKi8KLQlkZC0+a3JlZ2Jhc2UgPSBfX2lvcmVtYXAoYWRkciwgbGVuLCBfUEFHRV9OT19D QUNIRSB8IF9QQUdFX1dSSVRFVEhSVSk7Ci0jZWxzZQogCWRkLT5rcmVnYmFzZSA9IGlvcmVtYXBf bm9jYWNoZShhZGRyLCBsZW4pOwotI2VuZGlmCi0KIAlpZiAoIWRkLT5rcmVnYmFzZSkKIAkJcmV0 dXJuIC1FTk9NRU07CiAKLS0gCjIuNS4wCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpMaW51eHBwYy1kZXYgbWFpbGluZyBsaXN0CkxpbnV4cHBjLWRldkBs aXN0cy5vemxhYnMub3JnCmh0dHBzOi8vbGlzdHMub3psYWJzLm9yZy9saXN0aW5mby9saW51eHBw Yy1kZXY=