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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6C7B3C433FE for ; Thu, 6 Oct 2022 07:49:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=fEa4i6i7EGs57Ef7aA3RNpRUI2XwluCWkbe5ZyyU2sA=; b=LIwq1ph75qoE6D 9nWOh6l6x3mTfSn00MudkIP4AmD1iTYCj9KheYXZs05N3VfJm14BPSXkooSlaeJ6Cqy0SQhk3yCER 5aux4pN8rITwHeZ1vvC2Fq1GOGGaFU/Dom2JYmNnM0YDmslN0uNEY60OTzHmncRci7VYDiIYF5VUW xhbnTiJWTypw6RB/PvsyWnX5t4gfAGoeBjEUIcplUJ0hLP9uKpf3m88xLIIuKtX/ibDvUQiQBSnap GxD+wzb3E08kw0gfmqP9iQjFHF/akEoJbPldswyiSZMN2zhQ74z3/XjsRHZYud4QNAqroehNS+8+E qCO2gJCRUPwn8mbonHCA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ogLcT-000UUw-2y; Thu, 06 Oct 2022 07:48:37 +0000 Received: from [2001:4bb8:180:b914:9f51:af7e:d950:bc8d] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1ogLcL-000URq-T2; Thu, 06 Oct 2022 07:48:30 +0000 From: Christoph Hellwig To: Russell King Cc: Robin Murphy , linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, =?UTF-8?q?Marek=20Beh=C3=BAn?= Subject: [PATCH 1/2] =?UTF-8?q?ARM/dma-mapp=D1=96ng:=20don't=20override=20?= =?UTF-8?q?->dma=5Fcoherent=20when=20set=20from=20a=20bus=20notifier?= Date: Thu, 6 Oct 2022 09:48:23 +0200 Message-Id: <20221006074824.521457-2-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20221006074824.521457-1-hch@lst.de> References: <20221006074824.521457-1-hch@lst.de> MIME-Version: 1.0 X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Q29tbWl0IGFlNjI2ZWI5NzM3NiAoIkFSTS9kbWEtbWFwcGluZzogdXNlIGRtYS1kaXJlY3QgdW5j b25kaXRpb25hbGx5IikKY2F1c2VkIGEgcmVncmVzc2lvbiBvbiB0aGUgbXZlYnUgcGxhdGZvcm0s IHdoZXJlaW4gZGV2aWNlcyB0aGF0IGFyZQpkbWEtY29oZXJlbnQgYXJlIG1hcmtlZCBhcyBkbWEt bm9uY29oZXJlbnQsIGJlY2F1c2UgYWx0aG91Z2gKbXZlYnVfaHdjY19ub3RpZmllcigpIGFmdGVy IHRoYXQgY29tbWl0IHN0aWxsIG1hcmtzIHRoZW4gYXMgY29oZXJlbnQsCnRoZSBhcm1fY29oZXJl bnRfZG1hX29wcygpIGZ1bmN0aW9uLCB3aGljaCBpcyBjYWxsZWQgbGF0ZXIsIG92ZXJ3cml0ZXMK dGhpcyBzZXR0aW5nLCBzaW5jZSBpdCBpcyBiZWluZyBjYWxsZWQgZnJvbSBkcml2ZXJzL29mL2Rl dmljZS5jIHdpdGgKY29oZXJlbmN5IHBhcmFtZXRlciBkZXRlcm1pbmVkIGJ5IG9mX2RtYV9pc19j b2hlcmVudCgpLCBhbmQgdGhlCmRldmljZS10cmVlcyBkbyBub3QgZGVjbGFyZSB0aGUgJ2RtYS1j b2hlcmVudCcgcHJvcGVydHkuCgpGaXggdGhpcyBieSBkZWZhdWx0aW5nIG5ldmVyIGNsZWFyaW5n IHRoZSBkbWFfY29oZXJlbnQgZmxhZyBpbgphcm1fY29oZXJlbnRfZG1hX29wcygpLgoKRml4ZXM6 IGFlNjI2ZWI5NzM3NiAoIkFSTS9kbWEtbWFwcGluZzogdXNlIGRtYS1kaXJlY3QgdW5jb25kaXRp b25hbGx5IikKUmVwb3J0ZWQtYnk6IE1hcmVrIEJlaMO6biA8a2FiZWxAa2VybmVsLm9yZz4KVGVz dGVkLWJ5OiBNYXJlayBCZWjDum4gPGthYmVsQGtlcm5lbC5vcmc+Ci0tLQogYXJjaC9hcm0vbW0v ZG1hLW1hcHBpbmcuYyB8IDEyICsrKysrKysrKystLQogMSBmaWxlIGNoYW5nZWQsIDEwIGluc2Vy dGlvbnMoKyksIDIgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvYXJjaC9hcm0vbW0vZG1hLW1h cHBpbmcuYyBiL2FyY2gvYXJtL21tL2RtYS1tYXBwaW5nLmMKaW5kZXggMDg5YzljNjQ0Y2NlMi4u YmZjNzQ3NmYxNDExNCAxMDA2NDQKLS0tIGEvYXJjaC9hcm0vbW0vZG1hLW1hcHBpbmcuYworKysg Yi9hcmNoL2FybS9tbS9kbWEtbWFwcGluZy5jCkBAIC0xNzY5LDggKzE3NjksMTYgQEAgc3RhdGlj IHZvaWQgYXJtX3RlYXJkb3duX2lvbW11X2RtYV9vcHMoc3RydWN0IGRldmljZSAqZGV2KSB7IH0K IHZvaWQgYXJjaF9zZXR1cF9kbWFfb3BzKHN0cnVjdCBkZXZpY2UgKmRldiwgdTY0IGRtYV9iYXNl LCB1NjQgc2l6ZSwKIAkJCWNvbnN0IHN0cnVjdCBpb21tdV9vcHMgKmlvbW11LCBib29sIGNvaGVy ZW50KQogewotCWRldi0+YXJjaGRhdGEuZG1hX2NvaGVyZW50ID0gY29oZXJlbnQ7Ci0JZGV2LT5k bWFfY29oZXJlbnQgPSBjb2hlcmVudDsKKwkvKgorCSAqIER1ZSB0byBsZWdhY3kgY29kZSB0aGF0 IHNldHMgdGhlIC0+ZG1hX2NvaGVyZW50IGZsYWcgZnJvbSBhIGJ1cworCSAqIG5vdGlmaWVyIHdl IGNhbid0IGp1c3QgYXNzaWduIGNvaGVyZW50IHRvIHRoZSAtPmRtYV9jb2hlcmVudCBmbGFnCisJ ICogaGVyZSwgYnV0IGluc3RlYWQgaGF2ZSB0byBtYWtlIHN1cmUgd2Ugb25seSBzZXQgYnV0IG5l dmVyIGNsZWFyIGl0CisJICogZm9yIG5vdy4KKwkgKi8KKwlpZiAoY29oZXJlbnQpIHsKKwkJZGV2 LT5hcmNoZGF0YS5kbWFfY29oZXJlbnQgPSB0cnVlOworCQlkZXYtPmRtYV9jb2hlcmVudCA9IHRy dWU7CisJfQogCiAJLyoKIAkgKiBEb24ndCBvdmVycmlkZSB0aGUgZG1hX29wcyBpZiB0aGV5IGhh dmUgYWxyZWFkeSBiZWVuIHNldC4gSWRlYWxseQotLSAKMi4zMC4yCgoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGludXgtYXJtLWtlcm5lbCBtYWlsaW5n IGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5p bmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtYXJtLWtlcm5lbAo=