From mboxrd@z Thu Jan 1 00:00:00 1970 From: Evgeniy Didin Subject: Re: [PATCH] dma-mapping: don't clear GFP_ZERO in dma_alloc_attrs Date: Wed, 28 Mar 2018 15:12:47 +0000 Message-ID: <1522249966.2593.14.camel@synopsys.com> References: <20180328133535.17302-1-hch@lst.de> <20180328133535.17302-2-hch@lst.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180328133535.17302-2-hch-jcswGhMUV9g@public.gmane.org> Content-Language: en-US Content-ID: <39D21B2E5947E541869FC01EB34E3DE5-z7JfP6tgrtVBCHUSTMH8dZqQE7yCjDx5@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: "hch-jcswGhMUV9g@public.gmane.org" , "x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org" Cc: "linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "sebott-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org" , "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "Evgeniy.Didin-HKixBCOQz3hWk0Htik3J/w@public.gmane.org" , "iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org" , "linux-snps-arc-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org" List-Id: iommu@lists.linux-foundation.org QWRkaW5nIGxpbnV4LXNucHMgYW5kIGxpbnV4LWFyY2ggbWFpbGluZyBsaXN0cy4NCg0KPiBSZXZl cnQgdGhlIGNsZWFyaW5nIG9mIF9fR0ZQX1pFUk8gaW4gZG1hX2FsbG9jX2F0dHJzIGFuZCBtb3Zl IGl0IHRvDQo+IGRtYV9kaXJlY3RfYWxsb2MgZm9yIG5vdy7CoMKgV2hpbGUgbW9zdCBjb21tb24g YXJjaGl0ZWN0dXJlcyBhbHdheXMgemVybyBkbWENCj4gY29oZXJlbnkgYWxsb2NhdGlvbnMgKGFu ZCB4ODYgZGlkIHNvIHNpbmNlIGRheSBvbmUpIHRoaXMgaXMgbm90IGRvY3VtZW50ZWQNCj4gYW5k IGF0IGxlYXN0IGFyYyBhbmQgczM5MCBkbyBub3QgemVybyB3aXRob3V0IHRoZSBleHBsaWNpdCBf X0dGUF9aRVJPDQo+IGFyZ3VtZW50Lg0KVGhpcyBwYXRjaCBmaXhlZCBFdGhlcm5ldCBpc3N1ZXMg b24gQVJDIEhTREsuDQpodHRwczovL3d3dy5zcGluaWNzLm5ldC9saXN0cy9rZXJuZWwvbXNnMjc2 MjA1NC5odG1sDQoNClRlc3RlZC1ieTogRXZnZW5peSBEaWRpbiA8RXZnZW5peS5EaWRpbkBzeW5v cHN5cy5jb20+DQo+IEZpeGVzOiA1N2JmNWE4OTYzZjggKCJkbWEtbWFwcGluZzogY2xlYXIgaGFy bWZ1bCBHRlBfKiBmbGFncyBpbiBjb21tb24gY29kZSIpDQo+IFJlcG9ydGVkLWJ5OiBFdmdlbml5 IERpZGluIDxFdmdlbml5LkRpZGluQHN5bm9wc3lzLmNvbT4NCj4gUmVwb3J0ZWQtYnk6IFNlYmFz dGlhbiBPdHQgPHNlYm90dEBsaW51eC52bmV0LmlibS5jb20+DQo+IFNpZ25lZC1vZmYtYnk6IENo cmlzdG9waCBIZWxsd2lnIDxoY2hAbHN0LmRlPg0KPiAtLS0NCj4gwqBpbmNsdWRlL2xpbnV4L2Rt YS1tYXBwaW5nLmggfCA4ICsrLS0tLS0tDQo+IMKgbGliL2RtYS1kaXJlY3QuY8KgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoHwgMyArKysNCj4gwqAyIGZpbGVzIGNoYW5nZWQsIDUgaW5zZXJ0aW9ucygr KSwgNiBkZWxldGlvbnMoLSkNCj4gDQo+IGRpZmYgLS1naXQgYS9pbmNsdWRlL2xpbnV4L2RtYS1t YXBwaW5nLmggYi9pbmNsdWRlL2xpbnV4L2RtYS1tYXBwaW5nLmgNCj4gaW5kZXggZWI5ZWFiNGVj ZDZkLi4xMmZlZGNiYTlhOWEgMTAwNjQ0DQo+IC0tLSBhL2luY2x1ZGUvbGludXgvZG1hLW1hcHBp bmcuaA0KPiArKysgYi9pbmNsdWRlL2xpbnV4L2RtYS1tYXBwaW5nLmgNCj4gQEAgLTUxOCwxMiAr NTE4LDggQEAgc3RhdGljIGlubGluZSB2b2lkICpkbWFfYWxsb2NfYXR0cnMoc3RydWN0IGRldmlj ZSAqZGV2LCBzaXplX3Qgc2l6ZSwNCj4gwqAJaWYgKGRtYV9hbGxvY19mcm9tX2Rldl9jb2hlcmVu dChkZXYsIHNpemUsIGRtYV9oYW5kbGUsICZjcHVfYWRkcikpDQo+IMKgCQlyZXR1cm4gY3B1X2Fk ZHI7DQo+IMKgDQo+IC0JLyoNCj4gLQnCoCogTGV0IHRoZSBpbXBsZW1lbnRhdGlvbiBkZWNpZGUg b24gdGhlIHpvbmUgdG8gYWxsb2NhdGUgZnJvbSwgYW5kDQo+IC0JwqAqIGRlY2lkZSBvbiB0aGUg d2F5IG9mIHplcm9pbmcgdGhlIG1lbW9yeSBnaXZlbiB0aGF0IHRoZSBtZW1vcnkNCj4gLQnCoCog cmV0dXJuZWQgc2hvdWxkIGFsd2F5cyBiZSB6ZXJvZWQuDQo+IC0JwqAqLw0KPiAtCWZsYWcgJj0g fihfX0dGUF9ETUEgfCBfX0dGUF9ETUEzMiB8IF9fR0ZQX0hJR0hNRU0gfCBfX0dGUF9aRVJPKTsN Cj4gKwkvKiBsZXQgdGhlIGltcGxlbWVudGF0aW9uIGRlY2lkZSBvbiB0aGUgem9uZSB0byBhbGxv Y2F0ZSBmcm9tOiAqLw0KPiArCWZsYWcgJj0gfihfX0dGUF9ETUEgfCBfX0dGUF9ETUEzMiB8IF9f R0ZQX0hJR0hNRU0pOw0KPiANCj4gwqAJaWYgKCFhcmNoX2RtYV9hbGxvY19hdHRycygmZGV2LCAm ZmxhZykpDQo+IMKgCQlyZXR1cm4gTlVMTDsNCj4gZGlmZiAtLWdpdCBhL2xpYi9kbWEtZGlyZWN0 LmMgYi9saWIvZG1hLWRpcmVjdC5jDQo+IGluZGV4IDEyNzdkMjkzZDRkYS4uYzBiYmEzMGZlZjBh IDEwMDY0NA0KPiAtLS0gYS9saWIvZG1hLWRpcmVjdC5jDQo+ICsrKyBiL2xpYi9kbWEtZGlyZWN0 LmMNCj4gQEAgLTU5LDYgKzU5LDkgQEAgdm9pZCAqZG1hX2RpcmVjdF9hbGxvYyhzdHJ1Y3QgZGV2 aWNlICpkZXYsIHNpemVfdCBzaXplLCBkbWFfYWRkcl90ICpkbWFfaGFuZGxlLA0KPiDCoAlzdHJ1 Y3QgcGFnZSAqcGFnZSA9IE5VTEw7DQo+IMKgCXZvaWQgKnJldDsNCj4gwqANCj4gKwkvKiB3ZSBh bHdheXMgbWFudWFsbHkgemVybyB0aGUgbWVtb3J5IG9uY2Ugd2UgYXJlIGRvbmU6ICovDQo+ICsJ Z2ZwICY9IH5fX0dGUF9aRVJPOw0KPiArDQo+IMKgCS8qIEdGUF9ETUEzMiBhbmQgR0ZQX0RNQSBh cmUgbm8gb3BzIHdpdGhvdXQgdGhlIGNvcnJlc3BvbmRpbmcgem9uZXM6ICovDQo+IMKgCWlmIChk ZXYtPmNvaGVyZW50X2RtYV9tYXNrIDw9IERNQV9CSVRfTUFTSyhBUkNIX1pPTkVfRE1BX0JJVFMp KQ0KPiDCoAkJZ2ZwIHw9IEdGUF9ETUE7Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCmlvbW11IG1haWxpbmcgbGlzdAppb21tdUBsaXN0cy5saW51eC1mb3Vu ZGF0aW9uLm9yZwpodHRwczovL2xpc3RzLmxpbnV4Zm91bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0 aW5mby9pb21tdQ==