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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E907CC433EF for ; Fri, 10 Dec 2021 22:20:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344936AbhLJWXf (ORCPT ); Fri, 10 Dec 2021 17:23:35 -0500 Received: from Galois.linutronix.de ([193.142.43.55]:50058 "EHLO galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344818AbhLJWW7 (ORCPT ); Fri, 10 Dec 2021 17:22:59 -0500 Message-ID: <20211210221814.720998720@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1639174762; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: references:references; bh=Y/E/KkLUpd9rNPfDA/zqSwkvkNwtu0uG/q7moMbC6t8=; b=Q1loFyA5IlQ3aytzC+w8agXNpV+7qVzWLLt7gFAxD1uipRckq4A63ZDFlRGCLHiD1WXBCo w0KWYnAWbGzEZr/4SWaOTeEwWKw1e6hopGrKVSpqVp8bGWUD/cv86yFjYBjUcnEWdvHY3D rgx+tAv/GXM3Dr6QCsae7PjKT265v4cKhrWCbRIUXyRZCJMPv6JLxGPJrWrAjiLYk/CNRO jYnVtNkau0JyAHELKfNmrLSzDJz7ygURO1IyC5xhunTeJMWngrOu1RR1+HfWrbASO2qYnr hwv0O1X8uqWQklUq1DIP73U0V3zNDPJE2TlYjxuEWKoOXEF+hR4iuFZes26TAQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1639174762; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: references:references; bh=Y/E/KkLUpd9rNPfDA/zqSwkvkNwtu0uG/q7moMbC6t8=; b=6NW6+PSI7SpPEo0Bw1CpABwRumr4UbWMvCiNUQ1PxVZXboG1DTempdK99XRytho0lXor9m bf7Awa33UAb9FuCg== From: Thomas Gleixner To: LKML Cc: Bjorn Helgaas , Marc Zygnier , Alex Williamson , Kevin Tian , Jason Gunthorpe , Megha Dey , Ashok Raj , linux-pci@vger.kernel.org, Cedric Le Goater , Greg Kroah-Hartman , Michael Ellerman , Benjamin Herrenschmidt , linuxppc-dev@lists.ozlabs.org, Juergen Gross , xen-devel@lists.xenproject.org, Arnd Bergmann , Bjorn Helgaas , Stuart Yoder , Laurentiu Tudor , Nishanth Menon , Tero Kristo , Santosh Shilimkar , linux-arm-kernel@lists.infradead.org, Vinod Koul , dmaengine@vger.kernel.org, Mark Rutland , Will Deacon , Robin Murphy , Joerg Roedel , iommu@lists.linux-foundation.org, Jassi Brar , Peter Ujfalusi , Sinan Kaya Subject: [patch V3 25/35] powerpc/pseries/msi: Let core code check for contiguous entries References: <20211210221642.869015045@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Date: Fri, 10 Dec 2021 23:19:22 +0100 (CET) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogVGhvbWFzIEdsZWl4bmVyIDx0Z2x4QGxpbnV0cm9uaXguZGU+CgpTZXQgdGhlIGRvbWFp biBpbmZvIGZsYWcgYW5kIHJlbW92ZSB0aGUgY2hlY2suCgpTaWduZWQtb2ZmLWJ5OiBUaG9tYXMg R2xlaXhuZXIgPHRnbHhAbGludXRyb25peC5kZT4KUmV2aWV3ZWQtYnk6IEdyZWcgS3JvYWgtSGFy dG1hbiA8Z3JlZ2toQGxpbnV4Zm91bmRhdGlvbi5vcmc+CkNjOiBNaWNoYWVsIEVsbGVybWFuIDxt cGVAZWxsZXJtYW4uaWQuYXU+CkNjOiBCZW5qYW1pbiBIZXJyZW5zY2htaWR0IDxiZW5oQGtlcm5l bC5jcmFzaGluZy5vcmc+CkNjOiAiQ8OpZHJpYyBMZSBHb2F0ZXIiIDxjbGdAa2FvZC5vcmc+CkNj OiBsaW51eHBwYy1kZXZAbGlzdHMub3psYWJzLm9yZwoKLS0tClYyOiBSZW1vdmUgaXQgY29tcGxl dGVseSAtIENlZHJpYwotLS0KIGFyY2gvcG93ZXJwYy9wbGF0Zm9ybXMvcHNlcmllcy9tc2kuYyB8 ICAgMzMgKysrKysrKystLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCiAxIGZpbGUgY2hhbmdlZCwg OCBpbnNlcnRpb25zKCspLCAyNSBkZWxldGlvbnMoLSkKCi0tLSBhL2FyY2gvcG93ZXJwYy9wbGF0 Zm9ybXMvcHNlcmllcy9tc2kuYworKysgYi9hcmNoL3Bvd2VycGMvcGxhdGZvcm1zL3BzZXJpZXMv bXNpLmMKQEAgLTMyMSwyNyArMzIxLDYgQEAgc3RhdGljIGludCBtc2lfcXVvdGFfZm9yX2Rldmlj ZShzdHJ1Y3QgcAogCXJldHVybiByZXF1ZXN0OwogfQogCi1zdGF0aWMgaW50IGNoZWNrX21zaXhf ZW50cmllcyhzdHJ1Y3QgcGNpX2RldiAqcGRldikKLXsKLQlzdHJ1Y3QgbXNpX2Rlc2MgKmVudHJ5 OwotCWludCBleHBlY3RlZDsKLQotCS8qIFRoZXJlJ3Mgbm8gd2F5IGZvciB1cyB0byBleHByZXNz IHRvIGZpcm13YXJlIHRoYXQgd2Ugd2FudAotCSAqIGEgZGlzY29udGlndW91cywgb3Igbm9uLXpl cm8gYmFzZWQsIHJhbmdlIG9mIE1TSS1YIGVudHJpZXMuCi0JICogU28gd2UgbXVzdCByZWplY3Qg c3VjaCByZXF1ZXN0cy4gKi8KLQotCWV4cGVjdGVkID0gMDsKLQlmb3JfZWFjaF9wY2lfbXNpX2Vu dHJ5KGVudHJ5LCBwZGV2KSB7Ci0JCWlmIChlbnRyeS0+bXNpX2luZGV4ICE9IGV4cGVjdGVkKSB7 Ci0JCQlwcl9kZWJ1ZygicnRhc19tc2k6IGJhZCBNU0ktWCBlbnRyaWVzLlxuIik7Ci0JCQlyZXR1 cm4gLUVJTlZBTDsKLQkJfQotCQlleHBlY3RlZCsrOwotCX0KLQotCXJldHVybiAwOwotfQotCiBz dGF0aWMgdm9pZCBydGFzX2hhY2tfMzJiaXRfbXNpX2dlbjIoc3RydWN0IHBjaV9kZXYgKnBkZXYp CiB7CiAJdTMyIGFkZHJfaGksIGFkZHJfbG87CkBAIC0zODAsOSArMzU5LDYgQEAgc3RhdGljIGlu dCBydGFzX3ByZXBhcmVfbXNpX2lycXMoc3RydWN0CiAJaWYgKHF1b3RhICYmIHF1b3RhIDwgbnZl YykKIAkJcmV0dXJuIHF1b3RhOwogCi0JaWYgKHR5cGUgPT0gUENJX0NBUF9JRF9NU0lYICYmIGNo ZWNrX21zaXhfZW50cmllcyhwZGV2KSkKLQkJcmV0dXJuIC1FSU5WQUw7Ci0KIAkvKgogCSAqIEZp cm13YXJlIGN1cnJlbnRseSByZWZ1c2UgYW55IG5vbiBwb3dlciBvZiB0d28gYWxsb2NhdGlvbgog CSAqIHNvIHdlIHJvdW5kIHVwIGlmIHRoZSBxdW90YSB3aWxsIGFsbG93IGl0LgpAQCAtNTI5LDkg KzUwNSwxNiBAQCBzdGF0aWMgc3RydWN0IGlycV9jaGlwIHBzZXJpZXNfcGNpX21zaV9pCiAJLmly cV93cml0ZV9tc2lfbXNnCT0gcHNlcmllc19tc2lfd3JpdGVfbXNnLAogfTsKIAorCisvKgorICog U2V0IE1TSV9GTEFHX01TSVhfQ09OVElHVU9VUyBhcyB0aGVyZSBpcyBubyB3YXkgdG8gZXhwcmVz cyB0bworICogZmlybXdhcmUgdG8gcmVxdWVzdCBhIGRpc2NvbnRpZ3VvdXMgb3Igbm9uLXplcm8g YmFzZWQgcmFuZ2Ugb2YKKyAqIE1TSS1YIGVudHJpZXMuIENvcmUgY29kZSB3aWxsIHJlamVjdCBz dWNoIHNldHVwIGF0dGVtcHRzLgorICovCiBzdGF0aWMgc3RydWN0IG1zaV9kb21haW5faW5mbyBw c2VyaWVzX21zaV9kb21haW5faW5mbyA9IHsKIAkuZmxhZ3MgPSAoTVNJX0ZMQUdfVVNFX0RFRl9E T01fT1BTIHwgTVNJX0ZMQUdfVVNFX0RFRl9DSElQX09QUyB8Ci0JCSAgTVNJX0ZMQUdfTVVMVElf UENJX01TSSAgfCBNU0lfRkxBR19QQ0lfTVNJWCksCisJCSAgTVNJX0ZMQUdfTVVMVElfUENJX01T SSAgfCBNU0lfRkxBR19QQ0lfTVNJWCB8CisJCSAgTVNJX0ZMQUdfTVNJWF9DT05USUdVT1VTKSwK IAkub3BzICAgPSAmcHNlcmllc19wY2lfbXNpX2RvbWFpbl9vcHMsCiAJLmNoaXAgID0gJnBzZXJp ZXNfcGNpX21zaV9pcnFfY2hpcCwKIH07Cgo=