From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [PATCH 1/9] iommu/dma-iommu: Add iommu_map_atomic Date: Sun, 14 Apr 2019 23:30:58 -0700 Message-ID: <20190415063058.GA1377@infradead.org> References: <20190411184741.27540-1-tmurphy@arista.com> <20190411184741.27540-2-tmurphy@arista.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20190411184741.27540-2-tmurphy-nzgTgzXrdUbQT0dZR+AlfA@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+glpar-linux-rockchip=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: Tom Murphy Cc: linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Heiko Stuebner , dima-nzgTgzXrdUbQT0dZR+AlfA@public.gmane.org, Marc Zyngier , linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Will Deacon , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Krzysztof Kozlowski , David Brown , iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, Kukjin Kim , linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, murphyt7-/Zw1syy4LHg@public.gmane.org, Andy Gross , linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Thomas Gleixner , Robin Murphy , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Matthias Brugger List-Id: linux-rockchip.vger.kernel.org T24gVGh1LCBBcHIgMTEsIDIwMTkgYXQgMDc6NDc6MzBQTSArMDEwMCwgVG9tIE11cnBoeSB2aWEg aW9tbXUgd3JvdGU6Cj4gVGhlIGlvbW11IG9wcyAubWFwIGZ1bmN0aW9uIChvciB0aGUgaW9tbXVf bWFwIGZ1bmN0aW9uIHdoaWNoIGNhbGxzIGl0KQo+IHdhcyBhbHdheXMgc3VwcG9zZWQgdG8gYmUg c2xlZXBhYmxlIChhY2NvcmRpbmcgdG8gSm9lcmcncyBjb21tZW50IGluCj4gdGhpcyB0aHJlYWQ6 IGh0dHBzOi8vbG9yZS5rZXJuZWwub3JnL3BhdGNod29yay9wYXRjaC85Nzc1MjAvICkgYW5kIHNv Cj4gc2hvdWxkIHByb2JhYmx5IGhhdmUgaGFkIGEgIm1pZ2h0X3NsZWVwKCkiIHNpbmNlIGl0IHdh cyB3cml0dGVuLiBIb3dldmVyCj4gY3VycmVudGx5IHRoZSBkbWEtaW9tbXUgYXBpIGNhbiBjYWxs IGlvbW11X21hcCBpbiBhbiBhdG9taWMgY29udGV4dCwKPiB3aGljaCBpdCBzaG91bGRuJ3QgZG8u IFRoaXMgZG9lc24ndCBjYXVzZSBhbnkgcHJvYmxlbXMgYmVjYXVzZSBhbnkgaW9tbXUKPiBkcml2 ZXIgd2hpY2ggdXNlcyB0aGUgZG1hLWlvbW11IGFwaSB1c2VzIGdmcF9hdG9taWMgaW4gaXQncyBp b21tdV9vcHMKPiAubWFwIGZ1bmN0aW9uLiBCdXQgZG9pbmcgdGhpcyB3YXN0ZXMgdGhlIG1lbW9y eSBhbGxvY2F0b3JzIGF0b21pYyBwb29scy4KPiAKPiBBZGQgYSBuZXcgZnVuY3Rpb24gaW9tbXVf bWFwX2F0b21pYywgdXNlIGl0IGluIHRoZSBkbWEtaW9tbXUgYXBpIGFuZCBhZGQKPiDigJxtaWdo dF9zbGVlcCgp4oCdIHRvIHRoZSBpb21tdV9tYXAgZnVuY3Rpb24uCj4gCj4gQWZ0ZXIgdGhpcyBj aGFuZ2UgYWxsIGRyaXZlcnMgd2hpY2ggdXNlIHRoZSBkbWEtaW9tbXUgYXBpIG5lZWQgdG8KPiBp bXBsZW1lbnQgdGhlIG5ldyBpb21tdSBvcHMgLm1hcF9hdG9taWMgZnVuY3Rpb24uIEZvciB0aGUg bW9tZW50IGp1c3QKPiByZXVzZSB0aGUgZHJpdmVyJ3MgaW9tbXVzIG9wcyAubWFwIGZ1bmN0aW9u IGZvciAubWFwX2F0b21pYy4KCkluc3RlYWQgb2YgZHVwbGljYXRpbmcgdGhlIGNhbGxjaGFpbiBz aG91bGRuJ3Qgd2UganVzdCBwYXNzIGRvd24gYSBmbGFnCnRvIGluZGljYXRlIGlmIHRoZSBjb250 ZXh0IGNhbiBzbGVlcCBvciBub3Q/ICBFc3BlY2lhbGx5IGFzIGFsbCB0aGUKZXhpc3RpbmcgYXJt IGRyaXZlcnMgYWxyZWFkeSBpbXBsZW1lbnQgdGhlIGF0b21pYyBiZWhhdmlvciwgd2hpY2ggaXMK YSBtYWpvcml0eSBvZiBzdHJ1Y3QgaW9tbXVfb3BzIGJhc2VkIGlvbW11IGRyaXZlcnMuCgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpMaW51eC1yb2NrY2hp cCBtYWlsaW5nIGxpc3QKTGludXgtcm9ja2NoaXBAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8v bGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LXJvY2tjaGlwCg==