From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7216DC31E4C for ; Fri, 14 Jun 2019 09:41:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5513D2082C for ; Fri, 14 Jun 2019 09:41:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727038AbfFNJlL (ORCPT ); Fri, 14 Jun 2019 05:41:11 -0400 Received: from foss.arm.com ([217.140.110.172]:58030 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727028AbfFNJlL (ORCPT ); Fri, 14 Jun 2019 05:41:11 -0400 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 1A2482B; Fri, 14 Jun 2019 02:41:10 -0700 (PDT) Received: from [10.1.197.57] (e110467-lin.cambridge.arm.com [10.1.197.57]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id A9ADC3F718; Fri, 14 Jun 2019 02:42:52 -0700 (PDT) Subject: Re: [RFC PATCH v6 1/5] iommu: add an exported function to get minimum page size for a domain To: Yoshihiro Shimoda , joro@8bytes.org, axboe@kernel.dk, ulf.hansson@linaro.org, wsa+renesas@sang-engineering.com Cc: linux-renesas-soc@vger.kernel.org, linux-mmc@vger.kernel.org, linux-block@vger.kernel.org, iommu@lists.linux-foundation.org, hch@lst.de References: <1560421215-10750-1-git-send-email-yoshihiro.shimoda.uh@renesas.com> <1560421215-10750-2-git-send-email-yoshihiro.shimoda.uh@renesas.com> From: Robin Murphy Message-ID: <5e295ec3-39c9-de8a-a649-0aeeb0078ae3@arm.com> Date: Fri, 14 Jun 2019 10:41:07 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <1560421215-10750-2-git-send-email-yoshihiro.shimoda.uh@renesas.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-GB Content-Transfer-Encoding: 8bit Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On 13/06/2019 11:20, Yoshihiro Shimoda wrote: > This patch adds an exported function to get minimum page size for > a domain. This patch also modifies similar codes on the iommu.c. Heh, seeing this gave me a genuine déjà vu moment... ...but it turns out I actually *have* reviewed this patch before :) https://lore.kernel.org/lkml/05eca601-0264-8141-ceeb-7ef7ad5d5650@arm.com/ Robin. > Signed-off-by: Yoshihiro Shimoda > --- > drivers/iommu/iommu.c | 18 +++++++++++++++--- > include/linux/iommu.h | 1 + > 2 files changed, 16 insertions(+), 3 deletions(-) > > diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c > index 2a90638..7ed16af 100644 > --- a/drivers/iommu/iommu.c > +++ b/drivers/iommu/iommu.c > @@ -280,6 +280,18 @@ iommu_insert_device_resv_regions(struct list_head *dev_resv_regions, > return ret; > } > > +/** > + * iommu_get_minimum_page_size - get minimum page size for a domain > + * @domain: the domain > + * > + * Allow iommu driver to get a minimum page size for a domain. > + */ > +unsigned long iommu_get_minimum_page_size(struct iommu_domain *domain) > +{ > + return 1UL << __ffs(domain->pgsize_bitmap); > +} > +EXPORT_SYMBOL_GPL(iommu_get_minimum_page_size); > + > int iommu_get_group_resv_regions(struct iommu_group *group, > struct list_head *head) > { > @@ -558,7 +570,7 @@ static int iommu_group_create_direct_mappings(struct iommu_group *group, > > BUG_ON(!domain->pgsize_bitmap); > > - pg_size = 1UL << __ffs(domain->pgsize_bitmap); > + pg_size = iommu_get_minimum_page_size(domain); > INIT_LIST_HEAD(&mappings); > > iommu_get_resv_regions(dev, &mappings); > @@ -1595,7 +1607,7 @@ int iommu_map(struct iommu_domain *domain, unsigned long iova, > return -EINVAL; > > /* find out the minimum page size supported */ > - min_pagesz = 1 << __ffs(domain->pgsize_bitmap); > + min_pagesz = iommu_get_minimum_page_size(domain); > > /* > * both the virtual address and the physical one, as well as > @@ -1655,7 +1667,7 @@ static size_t __iommu_unmap(struct iommu_domain *domain, > return 0; > > /* find out the minimum page size supported */ > - min_pagesz = 1 << __ffs(domain->pgsize_bitmap); > + min_pagesz = iommu_get_minimum_page_size(domain); > > /* > * The virtual address, as well as the size of the mapping, must be > diff --git a/include/linux/iommu.h b/include/linux/iommu.h > index 91af22a..7e53b43 100644 > --- a/include/linux/iommu.h > +++ b/include/linux/iommu.h > @@ -366,6 +366,7 @@ extern int iommu_request_dma_domain_for_dev(struct device *dev); > extern struct iommu_resv_region * > iommu_alloc_resv_region(phys_addr_t start, size_t length, int prot, > enum iommu_resv_type type); > +extern unsigned long iommu_get_minimum_page_size(struct iommu_domain *domain); > extern int iommu_get_group_resv_regions(struct iommu_group *group, > struct list_head *head); > > From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 78240C31E44 for ; Fri, 14 Jun 2019 09:41:13 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 578262082C for ; Fri, 14 Jun 2019 09:41:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 578262082C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 1A520E2B; Fri, 14 Jun 2019 09:41:13 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 3D2F2AE0 for ; Fri, 14 Jun 2019 09:41:11 +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 smtp1.linuxfoundation.org (Postfix) with ESMTP id 8EFA3174 for ; Fri, 14 Jun 2019 09:41:10 +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 1A2482B; Fri, 14 Jun 2019 02:41:10 -0700 (PDT) Received: from [10.1.197.57] (e110467-lin.cambridge.arm.com [10.1.197.57]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id A9ADC3F718; Fri, 14 Jun 2019 02:42:52 -0700 (PDT) Subject: Re: [RFC PATCH v6 1/5] iommu: add an exported function to get minimum page size for a domain To: Yoshihiro Shimoda , joro@8bytes.org, axboe@kernel.dk, ulf.hansson@linaro.org, wsa+renesas@sang-engineering.com References: <1560421215-10750-1-git-send-email-yoshihiro.shimoda.uh@renesas.com> <1560421215-10750-2-git-send-email-yoshihiro.shimoda.uh@renesas.com> From: Robin Murphy Message-ID: <5e295ec3-39c9-de8a-a649-0aeeb0078ae3@arm.com> Date: Fri, 14 Jun 2019 10:41:07 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <1560421215-10750-2-git-send-email-yoshihiro.shimoda.uh@renesas.com> Content-Language: en-GB Cc: linux-renesas-soc@vger.kernel.org, linux-block@vger.kernel.org, iommu@lists.linux-foundation.org, linux-mmc@vger.kernel.org, hch@lst.de X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org T24gMTMvMDYvMjAxOSAxMToyMCwgWW9zaGloaXJvIFNoaW1vZGEgd3JvdGU6Cj4gVGhpcyBwYXRj aCBhZGRzIGFuIGV4cG9ydGVkIGZ1bmN0aW9uIHRvIGdldCBtaW5pbXVtIHBhZ2Ugc2l6ZSBmb3IK PiBhIGRvbWFpbi4gVGhpcyBwYXRjaCBhbHNvIG1vZGlmaWVzIHNpbWlsYXIgY29kZXMgb24gdGhl IGlvbW11LmMuCgpIZWgsIHNlZWluZyB0aGlzIGdhdmUgbWUgYSBnZW51aW5lIGTDqWrDoCB2dSBt b21lbnQuLi4KCi4uLmJ1dCBpdCB0dXJucyBvdXQgSSBhY3R1YWxseSAqaGF2ZSogcmV2aWV3ZWQg dGhpcyBwYXRjaCBiZWZvcmUgOikKCmh0dHBzOi8vbG9yZS5rZXJuZWwub3JnL2xrbWwvMDVlY2E2 MDEtMDI2NC04MTQxLWNlZWItN2VmN2FkNWQ1NjUwQGFybS5jb20vCgpSb2Jpbi4KCj4gU2lnbmVk LW9mZi1ieTogWW9zaGloaXJvIFNoaW1vZGEgPHlvc2hpaGlyby5zaGltb2RhLnVoQHJlbmVzYXMu Y29tPgo+IC0tLQo+ICAgZHJpdmVycy9pb21tdS9pb21tdS5jIHwgMTggKysrKysrKysrKysrKysr LS0tCj4gICBpbmNsdWRlL2xpbnV4L2lvbW11LmggfCAgMSArCj4gICAyIGZpbGVzIGNoYW5nZWQs IDE2IGluc2VydGlvbnMoKyksIDMgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZl cnMvaW9tbXUvaW9tbXUuYyBiL2RyaXZlcnMvaW9tbXUvaW9tbXUuYwo+IGluZGV4IDJhOTA2Mzgu LjdlZDE2YWYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9pb21tdS9pb21tdS5jCj4gKysrIGIvZHJp dmVycy9pb21tdS9pb21tdS5jCj4gQEAgLTI4MCw2ICsyODAsMTggQEAgaW9tbXVfaW5zZXJ0X2Rl dmljZV9yZXN2X3JlZ2lvbnMoc3RydWN0IGxpc3RfaGVhZCAqZGV2X3Jlc3ZfcmVnaW9ucywKPiAg IAlyZXR1cm4gcmV0Owo+ICAgfQo+ICAgCj4gKy8qKgo+ICsgKiBpb21tdV9nZXRfbWluaW11bV9w YWdlX3NpemUgLSBnZXQgbWluaW11bSBwYWdlIHNpemUgZm9yIGEgZG9tYWluCj4gKyAqIEBkb21h aW46IHRoZSBkb21haW4KPiArICoKPiArICogQWxsb3cgaW9tbXUgZHJpdmVyIHRvIGdldCBhIG1p bmltdW0gcGFnZSBzaXplIGZvciBhIGRvbWFpbi4KPiArICovCj4gK3Vuc2lnbmVkIGxvbmcgaW9t bXVfZ2V0X21pbmltdW1fcGFnZV9zaXplKHN0cnVjdCBpb21tdV9kb21haW4gKmRvbWFpbikKPiAr ewo+ICsJcmV0dXJuIDFVTCA8PCBfX2Zmcyhkb21haW4tPnBnc2l6ZV9iaXRtYXApOwo+ICt9Cj4g K0VYUE9SVF9TWU1CT0xfR1BMKGlvbW11X2dldF9taW5pbXVtX3BhZ2Vfc2l6ZSk7Cj4gKwo+ICAg aW50IGlvbW11X2dldF9ncm91cF9yZXN2X3JlZ2lvbnMoc3RydWN0IGlvbW11X2dyb3VwICpncm91 cCwKPiAgIAkJCQkgc3RydWN0IGxpc3RfaGVhZCAqaGVhZCkKPiAgIHsKPiBAQCAtNTU4LDcgKzU3 MCw3IEBAIHN0YXRpYyBpbnQgaW9tbXVfZ3JvdXBfY3JlYXRlX2RpcmVjdF9tYXBwaW5ncyhzdHJ1 Y3QgaW9tbXVfZ3JvdXAgKmdyb3VwLAo+ICAgCj4gICAJQlVHX09OKCFkb21haW4tPnBnc2l6ZV9i aXRtYXApOwo+ICAgCj4gLQlwZ19zaXplID0gMVVMIDw8IF9fZmZzKGRvbWFpbi0+cGdzaXplX2Jp dG1hcCk7Cj4gKwlwZ19zaXplID0gaW9tbXVfZ2V0X21pbmltdW1fcGFnZV9zaXplKGRvbWFpbik7 Cj4gICAJSU5JVF9MSVNUX0hFQUQoJm1hcHBpbmdzKTsKPiAgIAo+ICAgCWlvbW11X2dldF9yZXN2 X3JlZ2lvbnMoZGV2LCAmbWFwcGluZ3MpOwo+IEBAIC0xNTk1LDcgKzE2MDcsNyBAQCBpbnQgaW9t bXVfbWFwKHN0cnVjdCBpb21tdV9kb21haW4gKmRvbWFpbiwgdW5zaWduZWQgbG9uZyBpb3ZhLAo+ ICAgCQlyZXR1cm4gLUVJTlZBTDsKPiAgIAo+ICAgCS8qIGZpbmQgb3V0IHRoZSBtaW5pbXVtIHBh Z2Ugc2l6ZSBzdXBwb3J0ZWQgKi8KPiAtCW1pbl9wYWdlc3ogPSAxIDw8IF9fZmZzKGRvbWFpbi0+ cGdzaXplX2JpdG1hcCk7Cj4gKwltaW5fcGFnZXN6ID0gaW9tbXVfZ2V0X21pbmltdW1fcGFnZV9z aXplKGRvbWFpbik7Cj4gICAKPiAgIAkvKgo+ICAgCSAqIGJvdGggdGhlIHZpcnR1YWwgYWRkcmVz cyBhbmQgdGhlIHBoeXNpY2FsIG9uZSwgYXMgd2VsbCBhcwo+IEBAIC0xNjU1LDcgKzE2NjcsNyBA QCBzdGF0aWMgc2l6ZV90IF9faW9tbXVfdW5tYXAoc3RydWN0IGlvbW11X2RvbWFpbiAqZG9tYWlu LAo+ICAgCQlyZXR1cm4gMDsKPiAgIAo+ICAgCS8qIGZpbmQgb3V0IHRoZSBtaW5pbXVtIHBhZ2Ug c2l6ZSBzdXBwb3J0ZWQgKi8KPiAtCW1pbl9wYWdlc3ogPSAxIDw8IF9fZmZzKGRvbWFpbi0+cGdz aXplX2JpdG1hcCk7Cj4gKwltaW5fcGFnZXN6ID0gaW9tbXVfZ2V0X21pbmltdW1fcGFnZV9zaXpl KGRvbWFpbik7Cj4gICAKPiAgIAkvKgo+ICAgCSAqIFRoZSB2aXJ0dWFsIGFkZHJlc3MsIGFzIHdl bGwgYXMgdGhlIHNpemUgb2YgdGhlIG1hcHBpbmcsIG11c3QgYmUKPiBkaWZmIC0tZ2l0IGEvaW5j bHVkZS9saW51eC9pb21tdS5oIGIvaW5jbHVkZS9saW51eC9pb21tdS5oCj4gaW5kZXggOTFhZjIy YS4uN2U1M2I0MyAxMDA2NDQKPiAtLS0gYS9pbmNsdWRlL2xpbnV4L2lvbW11LmgKPiArKysgYi9p bmNsdWRlL2xpbnV4L2lvbW11LmgKPiBAQCAtMzY2LDYgKzM2Niw3IEBAIGV4dGVybiBpbnQgaW9t bXVfcmVxdWVzdF9kbWFfZG9tYWluX2Zvcl9kZXYoc3RydWN0IGRldmljZSAqZGV2KTsKPiAgIGV4 dGVybiBzdHJ1Y3QgaW9tbXVfcmVzdl9yZWdpb24gKgo+ICAgaW9tbXVfYWxsb2NfcmVzdl9yZWdp b24ocGh5c19hZGRyX3Qgc3RhcnQsIHNpemVfdCBsZW5ndGgsIGludCBwcm90LAo+ICAgCQkJZW51 bSBpb21tdV9yZXN2X3R5cGUgdHlwZSk7Cj4gK2V4dGVybiB1bnNpZ25lZCBsb25nIGlvbW11X2dl dF9taW5pbXVtX3BhZ2Vfc2l6ZShzdHJ1Y3QgaW9tbXVfZG9tYWluICpkb21haW4pOwo+ICAgZXh0 ZXJuIGludCBpb21tdV9nZXRfZ3JvdXBfcmVzdl9yZWdpb25zKHN0cnVjdCBpb21tdV9ncm91cCAq Z3JvdXAsCj4gICAJCQkJCXN0cnVjdCBsaXN0X2hlYWQgKmhlYWQpOwo+ICAgCj4gCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmlvbW11IG1haWxpbmcgbGlz dAppb21tdUBsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZwpodHRwczovL2xpc3RzLmxpbnV4Zm91 bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby9pb21tdQ== From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robin Murphy Subject: Re: [RFC PATCH v6 1/5] iommu: add an exported function to get minimum page size for a domain Date: Fri, 14 Jun 2019 10:41:07 +0100 Message-ID: <5e295ec3-39c9-de8a-a649-0aeeb0078ae3@arm.com> References: <1560421215-10750-1-git-send-email-yoshihiro.shimoda.uh@renesas.com> <1560421215-10750-2-git-send-email-yoshihiro.shimoda.uh@renesas.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1560421215-10750-2-git-send-email-yoshihiro.shimoda.uh-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org> Content-Language: en-GB 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: Yoshihiro Shimoda , joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org, axboe-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org, ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, wsa+renesas-jBu1N2QxHDJrcw3mvpCnnVaTQe2KTcn/@public.gmane.org Cc: linux-renesas-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-block-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, hch-jcswGhMUV9g@public.gmane.org List-Id: linux-mmc@vger.kernel.org T24gMTMvMDYvMjAxOSAxMToyMCwgWW9zaGloaXJvIFNoaW1vZGEgd3JvdGU6Cj4gVGhpcyBwYXRj aCBhZGRzIGFuIGV4cG9ydGVkIGZ1bmN0aW9uIHRvIGdldCBtaW5pbXVtIHBhZ2Ugc2l6ZSBmb3IK PiBhIGRvbWFpbi4gVGhpcyBwYXRjaCBhbHNvIG1vZGlmaWVzIHNpbWlsYXIgY29kZXMgb24gdGhl IGlvbW11LmMuCgpIZWgsIHNlZWluZyB0aGlzIGdhdmUgbWUgYSBnZW51aW5lIGTDqWrDoCB2dSBt b21lbnQuLi4KCi4uLmJ1dCBpdCB0dXJucyBvdXQgSSBhY3R1YWxseSAqaGF2ZSogcmV2aWV3ZWQg dGhpcyBwYXRjaCBiZWZvcmUgOikKCmh0dHBzOi8vbG9yZS5rZXJuZWwub3JnL2xrbWwvMDVlY2E2 MDEtMDI2NC04MTQxLWNlZWItN2VmN2FkNWQ1NjUwQGFybS5jb20vCgpSb2Jpbi4KCj4gU2lnbmVk LW9mZi1ieTogWW9zaGloaXJvIFNoaW1vZGEgPHlvc2hpaGlyby5zaGltb2RhLnVoQHJlbmVzYXMu Y29tPgo+IC0tLQo+ICAgZHJpdmVycy9pb21tdS9pb21tdS5jIHwgMTggKysrKysrKysrKysrKysr LS0tCj4gICBpbmNsdWRlL2xpbnV4L2lvbW11LmggfCAgMSArCj4gICAyIGZpbGVzIGNoYW5nZWQs IDE2IGluc2VydGlvbnMoKyksIDMgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZl cnMvaW9tbXUvaW9tbXUuYyBiL2RyaXZlcnMvaW9tbXUvaW9tbXUuYwo+IGluZGV4IDJhOTA2Mzgu LjdlZDE2YWYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9pb21tdS9pb21tdS5jCj4gKysrIGIvZHJp dmVycy9pb21tdS9pb21tdS5jCj4gQEAgLTI4MCw2ICsyODAsMTggQEAgaW9tbXVfaW5zZXJ0X2Rl dmljZV9yZXN2X3JlZ2lvbnMoc3RydWN0IGxpc3RfaGVhZCAqZGV2X3Jlc3ZfcmVnaW9ucywKPiAg IAlyZXR1cm4gcmV0Owo+ICAgfQo+ICAgCj4gKy8qKgo+ICsgKiBpb21tdV9nZXRfbWluaW11bV9w YWdlX3NpemUgLSBnZXQgbWluaW11bSBwYWdlIHNpemUgZm9yIGEgZG9tYWluCj4gKyAqIEBkb21h aW46IHRoZSBkb21haW4KPiArICoKPiArICogQWxsb3cgaW9tbXUgZHJpdmVyIHRvIGdldCBhIG1p bmltdW0gcGFnZSBzaXplIGZvciBhIGRvbWFpbi4KPiArICovCj4gK3Vuc2lnbmVkIGxvbmcgaW9t bXVfZ2V0X21pbmltdW1fcGFnZV9zaXplKHN0cnVjdCBpb21tdV9kb21haW4gKmRvbWFpbikKPiAr ewo+ICsJcmV0dXJuIDFVTCA8PCBfX2Zmcyhkb21haW4tPnBnc2l6ZV9iaXRtYXApOwo+ICt9Cj4g K0VYUE9SVF9TWU1CT0xfR1BMKGlvbW11X2dldF9taW5pbXVtX3BhZ2Vfc2l6ZSk7Cj4gKwo+ICAg aW50IGlvbW11X2dldF9ncm91cF9yZXN2X3JlZ2lvbnMoc3RydWN0IGlvbW11X2dyb3VwICpncm91 cCwKPiAgIAkJCQkgc3RydWN0IGxpc3RfaGVhZCAqaGVhZCkKPiAgIHsKPiBAQCAtNTU4LDcgKzU3 MCw3IEBAIHN0YXRpYyBpbnQgaW9tbXVfZ3JvdXBfY3JlYXRlX2RpcmVjdF9tYXBwaW5ncyhzdHJ1 Y3QgaW9tbXVfZ3JvdXAgKmdyb3VwLAo+ICAgCj4gICAJQlVHX09OKCFkb21haW4tPnBnc2l6ZV9i aXRtYXApOwo+ICAgCj4gLQlwZ19zaXplID0gMVVMIDw8IF9fZmZzKGRvbWFpbi0+cGdzaXplX2Jp dG1hcCk7Cj4gKwlwZ19zaXplID0gaW9tbXVfZ2V0X21pbmltdW1fcGFnZV9zaXplKGRvbWFpbik7 Cj4gICAJSU5JVF9MSVNUX0hFQUQoJm1hcHBpbmdzKTsKPiAgIAo+ICAgCWlvbW11X2dldF9yZXN2 X3JlZ2lvbnMoZGV2LCAmbWFwcGluZ3MpOwo+IEBAIC0xNTk1LDcgKzE2MDcsNyBAQCBpbnQgaW9t bXVfbWFwKHN0cnVjdCBpb21tdV9kb21haW4gKmRvbWFpbiwgdW5zaWduZWQgbG9uZyBpb3ZhLAo+ ICAgCQlyZXR1cm4gLUVJTlZBTDsKPiAgIAo+ICAgCS8qIGZpbmQgb3V0IHRoZSBtaW5pbXVtIHBh Z2Ugc2l6ZSBzdXBwb3J0ZWQgKi8KPiAtCW1pbl9wYWdlc3ogPSAxIDw8IF9fZmZzKGRvbWFpbi0+ cGdzaXplX2JpdG1hcCk7Cj4gKwltaW5fcGFnZXN6ID0gaW9tbXVfZ2V0X21pbmltdW1fcGFnZV9z aXplKGRvbWFpbik7Cj4gICAKPiAgIAkvKgo+ICAgCSAqIGJvdGggdGhlIHZpcnR1YWwgYWRkcmVz cyBhbmQgdGhlIHBoeXNpY2FsIG9uZSwgYXMgd2VsbCBhcwo+IEBAIC0xNjU1LDcgKzE2NjcsNyBA QCBzdGF0aWMgc2l6ZV90IF9faW9tbXVfdW5tYXAoc3RydWN0IGlvbW11X2RvbWFpbiAqZG9tYWlu LAo+ICAgCQlyZXR1cm4gMDsKPiAgIAo+ICAgCS8qIGZpbmQgb3V0IHRoZSBtaW5pbXVtIHBhZ2Ug c2l6ZSBzdXBwb3J0ZWQgKi8KPiAtCW1pbl9wYWdlc3ogPSAxIDw8IF9fZmZzKGRvbWFpbi0+cGdz aXplX2JpdG1hcCk7Cj4gKwltaW5fcGFnZXN6ID0gaW9tbXVfZ2V0X21pbmltdW1fcGFnZV9zaXpl KGRvbWFpbik7Cj4gICAKPiAgIAkvKgo+ICAgCSAqIFRoZSB2aXJ0dWFsIGFkZHJlc3MsIGFzIHdl bGwgYXMgdGhlIHNpemUgb2YgdGhlIG1hcHBpbmcsIG11c3QgYmUKPiBkaWZmIC0tZ2l0IGEvaW5j bHVkZS9saW51eC9pb21tdS5oIGIvaW5jbHVkZS9saW51eC9pb21tdS5oCj4gaW5kZXggOTFhZjIy YS4uN2U1M2I0MyAxMDA2NDQKPiAtLS0gYS9pbmNsdWRlL2xpbnV4L2lvbW11LmgKPiArKysgYi9p bmNsdWRlL2xpbnV4L2lvbW11LmgKPiBAQCAtMzY2LDYgKzM2Niw3IEBAIGV4dGVybiBpbnQgaW9t bXVfcmVxdWVzdF9kbWFfZG9tYWluX2Zvcl9kZXYoc3RydWN0IGRldmljZSAqZGV2KTsKPiAgIGV4 dGVybiBzdHJ1Y3QgaW9tbXVfcmVzdl9yZWdpb24gKgo+ICAgaW9tbXVfYWxsb2NfcmVzdl9yZWdp b24ocGh5c19hZGRyX3Qgc3RhcnQsIHNpemVfdCBsZW5ndGgsIGludCBwcm90LAo+ICAgCQkJZW51 bSBpb21tdV9yZXN2X3R5cGUgdHlwZSk7Cj4gK2V4dGVybiB1bnNpZ25lZCBsb25nIGlvbW11X2dl dF9taW5pbXVtX3BhZ2Vfc2l6ZShzdHJ1Y3QgaW9tbXVfZG9tYWluICpkb21haW4pOwo+ICAgZXh0 ZXJuIGludCBpb21tdV9nZXRfZ3JvdXBfcmVzdl9yZWdpb25zKHN0cnVjdCBpb21tdV9ncm91cCAq Z3JvdXAsCj4gICAJCQkJCXN0cnVjdCBsaXN0X2hlYWQgKmhlYWQpOwo+ICAgCj4gCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmlvbW11IG1haWxpbmcgbGlz dAppb21tdUBsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZwpodHRwczovL2xpc3RzLmxpbnV4Zm91 bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby9pb21tdQ==