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spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id E8C958466C; Fri, 12 Feb 2021 07:19:11 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id BdjtR1psgVMo; Fri, 12 Feb 2021 07:19:11 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by fraxinus.osuosl.org (Postfix) with ESMTP id 3412E84542; Fri, 12 Feb 2021 07:19:11 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 1B6CDC0891; Fri, 12 Feb 2021 07:19:11 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 79EC2C013A for ; Fri, 12 Feb 2021 07:19:09 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id 68F8E85EA8 for ; Fri, 12 Feb 2021 07:19:09 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 7t8jrhxkAfll for ; Fri, 12 Feb 2021 07:19:08 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by whitealder.osuosl.org (Postfix) with ESMTP id 2082485FAC for ; Fri, 12 Feb 2021 07:19:08 +0000 (UTC) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 86BA7113E; Thu, 11 Feb 2021 23:19:07 -0800 (PST) Received: from [192.168.0.130] (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 0E2C83F73D; Thu, 11 Feb 2021 23:19:03 -0800 (PST) Subject: Re: [PATCH 3/3] dma-contiguous: Type cast MAX_ORDER as unsigned int To: Christoph Hellwig References: <1613024531-19040-1-git-send-email-anshuman.khandual@arm.com> <1613024531-19040-4-git-send-email-anshuman.khandual@arm.com> <20210211080417.GC14448@lst.de> From: Anshuman Khandual Message-ID: Date: Fri, 12 Feb 2021 12:49:28 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20210211080417.GC14448@lst.de> Content-Language: en-US Cc: Mark Rutland , David Hildenbrand , Robin Murphy , linux-kernel@vger.kernel.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, catalin.marinas@arm.com, akpm@linux-foundation.org, will@kernel.org, linux-arm-kernel@lists.infradead.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" CgpPbiAyLzExLzIxIDE6MzQgUE0sIENocmlzdG9waCBIZWxsd2lnIHdyb3RlOgo+IE9uIFRodSwg RmViIDExLCAyMDIxIGF0IDExOjUyOjExQU0gKzA1MzAsIEFuc2h1bWFuIEtoYW5kdWFsIHdyb3Rl Ogo+PiBUeXBlIGNhc3QgTUFYX09SREVSIGFzIHVuc2lnbmVkIGludCB0byBmaXggdGhlIGZvbGxv d2luZyBidWlsZCB3YXJuaW5nLgo+Pgo+PiBJbiBmaWxlIGluY2x1ZGVkIGZyb20gLi9pbmNsdWRl L2xpbnV4L2tlcm5lbC5oOjE0LAo+PiAgICAgICAgICAgICAgICAgIGZyb20gLi9pbmNsdWRlL2Fz bS1nZW5lcmljL2J1Zy5oOjIwLAo+PiAgICAgICAgICAgICAgICAgIGZyb20gLi9hcmNoL2FybTY0 L2luY2x1ZGUvYXNtL2J1Zy5oOjI2LAo+PiAgICAgICAgICAgICAgICAgIGZyb20gLi9pbmNsdWRl L2xpbnV4L2J1Zy5oOjUsCj4+ICAgICAgICAgICAgICAgICAgZnJvbSAuL2luY2x1ZGUvbGludXgv bW1kZWJ1Zy5oOjUsCj4+ICAgICAgICAgICAgICAgICAgZnJvbSAuL2FyY2gvYXJtNjQvaW5jbHVk ZS9hc20vbWVtb3J5Lmg6MTY2LAo+PiAgICAgICAgICAgICAgICAgIGZyb20gLi9hcmNoL2FybTY0 L2luY2x1ZGUvYXNtL3BhZ2UuaDo0MiwKPj4gICAgICAgICAgICAgICAgICBmcm9tIGtlcm5lbC9k bWEvY29udGlndW91cy5jOjQ2Ogo+PiBrZXJuZWwvZG1hL2NvbnRpZ3VvdXMuYzogSW4gZnVuY3Rp b24g4oCYcm1lbV9jbWFfc2V0dXDigJk6Cj4+IC4vaW5jbHVkZS9saW51eC9taW5tYXguaDoxODoy ODogd2FybmluZzogY29tcGFyaXNvbiBvZiBkaXN0aW5jdCBwb2ludGVyCj4+IHR5cGVzIGxhY2tz IGEgY2FzdAo+PiAgICghIShzaXplb2YoKHR5cGVvZih4KSAqKTEgPT0gKHR5cGVvZih5KSAqKTEp KSkKPj4gICAgICAgICAgICAgICAgICAgICAgICAgICAgIF5+Cj4+IC4vaW5jbHVkZS9saW51eC9t aW5tYXguaDozMjo0OiBub3RlOiBpbiBleHBhbnNpb24gb2YgbWFjcm8g4oCYX190eXBlY2hlY2vi gJkKPj4gICAgKF9fdHlwZWNoZWNrKHgsIHkpICYmIF9fbm9fc2lkZV9lZmZlY3RzKHgsIHkpKQo+ PiAgICAgXn5+fn5+fn5+fn4KPj4gLi9pbmNsdWRlL2xpbnV4L21pbm1heC5oOjQyOjI0OiBub3Rl OiBpbiBleHBhbnNpb24gb2YgbWFjcm8g4oCYX19zYWZlX2NtcOKAmQo+PiAgIF9fYnVpbHRpbl9j aG9vc2VfZXhwcihfX3NhZmVfY21wKHgsIHkpLCBcCj4+ICAgICAgICAgICAgICAgICAgICAgICAg IF5+fn5+fn5+fn4KPj4gLi9pbmNsdWRlL2xpbnV4L21pbm1heC5oOjU4OjE5OiBub3RlOiBpbiBl eHBhbnNpb24gb2YgbWFjcm8KPj4g4oCYX19jYXJlZnVsX2NtcOKAmQo+PiAgI2RlZmluZSBtYXgo eCwgeSkgX19jYXJlZnVsX2NtcCh4LCB5LCA+KQo+PiAgICAgICAgICAgICAgICAgICAgXn5+fn5+ fn5+fn5+fgo+PiBrZXJuZWwvZG1hL2NvbnRpZ3VvdXMuYzo0MDI6MzU6IG5vdGU6IGluIGV4cGFu c2lvbiBvZiBtYWNybyDigJhtYXjigJkKPj4gICBwaHlzX2FkZHJfdCBhbGlnbiA9IFBBR0VfU0la RSA8PCBtYXgoTUFYX09SREVSIC0gMSwgcGFnZWJsb2NrX29yZGVyKTsKPj4KPj4gQ2M6IENocmlz dG9waCBIZWxsd2lnIDxoY2hAbHN0LmRlPgo+PiBDYzogTWFyZWsgU3p5cHJvd3NraSA8bS5zenlw cm93c2tpQHNhbXN1bmcuY29tPgo+PiBDYzogUm9iaW4gTXVycGh5IDxyb2Jpbi5tdXJwaHlAYXJt LmNvbT4KPj4gQ2M6IGlvbW11QGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnCj4+IENjOiBsaW51 eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnCj4+IFNpZ25lZC1vZmYtYnk6IEFuc2h1bWFuIEtoYW5k dWFsIDxhbnNodW1hbi5raGFuZHVhbEBhcm0uY29tPgo+PiAtLS0KPj4gIGtlcm5lbC9kbWEvY29u dGlndW91cy5jIHwgMiArLQo+PiAgMSBmaWxlIGNoYW5nZWQsIDEgaW5zZXJ0aW9uKCspLCAxIGRl bGV0aW9uKC0pCj4+Cj4+IGRpZmYgLS1naXQgYS9rZXJuZWwvZG1hL2NvbnRpZ3VvdXMuYyBiL2tl cm5lbC9kbWEvY29udGlndW91cy5jCj4+IGluZGV4IDNkNjNkOTFjYmE1Yy4uMWMyNzgyMzQ5ZDcx IDEwMDY0NAo+PiAtLS0gYS9rZXJuZWwvZG1hL2NvbnRpZ3VvdXMuYwo+PiArKysgYi9rZXJuZWwv ZG1hL2NvbnRpZ3VvdXMuYwo+PiBAQCAtMzk5LDcgKzM5OSw3IEBAIHN0YXRpYyBjb25zdCBzdHJ1 Y3QgcmVzZXJ2ZWRfbWVtX29wcyBybWVtX2NtYV9vcHMgPSB7Cj4+ICAKPj4gIHN0YXRpYyBpbnQg X19pbml0IHJtZW1fY21hX3NldHVwKHN0cnVjdCByZXNlcnZlZF9tZW0gKnJtZW0pCj4+ICB7Cj4+ IC0JcGh5c19hZGRyX3QgYWxpZ24gPSBQQUdFX1NJWkUgPDwgbWF4KE1BWF9PUkRFUiAtIDEsIHBh Z2VibG9ja19vcmRlcik7Cj4+ICsJcGh5c19hZGRyX3QgYWxpZ24gPSBQQUdFX1NJWkUgPDwgbWF4 KCh1bnNpZ25lZCBpbnQpTUFYX09SREVSIC0gMSwgcGFnZWJsb2NrX29yZGVyKTsKPiAKPiBNQVhf T1JERVIgYW5kIHBhZ2VibG9ja19vcmRlciBzaG91bGQgYmUgdGhlIHNhbWUgdHlwZS4gIFNvIGVp dGhlciBmaXgKClJpZ2h0LgoKPiBNQVhfT1JERVIgdG8gYmUgYW4gdW5zaWduZWQgY29uc3RhbnQs IHdoaWNoIHdvdWxkIGJlIGZ1bmRhbWVudGFsbHkKPiB0aGUgcmlnaHQgdGhpbmcgdG8gZG8gYnV0 IG1pZ2h0IGNhdXNlIHNvbWUgZmFsbG91dCwgb3IgdHVybgo+IHBhZ2VibG9ja19vcmRlciBpbnRv IGFuIGludCwgd2hpY2ggaXMgcHJvYmFibHkgbXVjaCBlaXRoZXIgYXMgdGhlIHN0dWIKPiBkZWZp bmUgb2YgaXQgYWxyZWFkeSBoYXMgYW4gaW50ZWdlciB0eXBlIGRlcml2ZWQgZnJvbSBNQVhfT1JE RVIgYXMgd2VsbC4KClJpZ2h0LCB3aWxsIGNoYW5nZSBwYWdlYmxvY2tfb3JkZXIgYXMgJ2ludCcg d2hpY2ggd291bGQgYmUgZWFzaWVyLgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwppb21tdSBtYWlsaW5nIGxpc3QKaW9tbXVAbGlzdHMubGludXgtZm91bmRh dGlvbi5vcmcKaHR0cHM6Ly9saXN0cy5saW51eGZvdW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGlu Zm8vaW9tbXU=