{"id":2233215,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2233215/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260505202640.1011006-20-peterx@redhat.com/","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/1.1/projects/14/?format=json","name":"QEMU Development","link_name":"qemu-devel","list_id":"qemu-devel.nongnu.org","list_email":"qemu-devel@nongnu.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260505202640.1011006-20-peterx@redhat.com>","date":"2026-05-05T20:26:36","name":"[PULL,19/23] hw/riscv: iommu-trap: remove .impl.unaligned = true","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"bc793724a7ce82e4aaf3b3017dfac2cd5c8e38f8","submitter":{"id":67717,"url":"http://patchwork.ozlabs.org/api/1.1/people/67717/?format=json","name":"Peter Xu","email":"peterx@redhat.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260505202640.1011006-20-peterx@redhat.com/mbox/","series":[{"id":502897,"url":"http://patchwork.ozlabs.org/api/1.1/series/502897/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/list/?series=502897","date":"2026-05-05T20:26:17","name":"[PULL,01/23] migration: Fix blocking in POSTCOPY_DEVICE during package load","version":1,"mbox":"http://patchwork.ozlabs.org/series/502897/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2233215/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2233215/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=RqzPbWI4;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=google header.b=MURegrAv;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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charset=UTF-8","Content-Transfer-Encoding":"8bit","Received-SPF":"pass client-ip=170.10.133.124; envelope-from=peterx@redhat.com;\n helo=us-smtp-delivery-124.mimecast.com","X-Spam_score_int":"-24","X-Spam_score":"-2.5","X-Spam_bar":"--","X-Spam_report":"(-2.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.443,\n DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001,\n SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no","X-Spam_action":"no action","X-BeenThere":"qemu-devel@nongnu.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"qemu development ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"},"content":"From: CJ Chen \n\nThe riscv_iommu_trap_ops MemoryRegionOps specifies that\nunaligned accesses are not valid for this device but that\nit does implement them. This doesn't make much sense, and\nwe want to add an assertion that registered MRs don't specify\nthis invalid combination of settings.\n\nDrop .impl.unaligned = true, with no behaviour change.\n\nSigned-off-by: CJ Chen \nAcked-by: Tomoyuki Hirose \nReported-by: Tomoyuki Hirose \nReviewed-by: Daniel Henrique Barboza \n[PMM: reworded commit message]\nReviewed-by: Peter Maydell \nSigned-off-by: Peter Maydell \nReviewed-by: Alistair Francis \nReviewed-by: Philippe Mathieu-Daudé \nLink: https://lore.kernel.org/r/20260428093339.2087081-2-peter.maydell@linaro.org\nSigned-off-by: Peter Xu \n---\n hw/riscv/riscv-iommu.c | 1 -\n 1 file changed, 1 deletion(-)","diff":"diff --git a/hw/riscv/riscv-iommu.c b/hw/riscv/riscv-iommu.c\nindex 7ba3240552..2b40ab2ce0 100644\n--- a/hw/riscv/riscv-iommu.c\n+++ b/hw/riscv/riscv-iommu.c\n@@ -2434,7 +2434,6 @@ static const MemoryRegionOps riscv_iommu_trap_ops = {\n .impl = {\n .min_access_size = 4,\n .max_access_size = 8,\n- .unaligned = true,\n },\n .valid = {\n .min_access_size = 4,\n","prefixes":["PULL","19/23"]}