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Fri, 30 Jul 2021 13:04:01 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyeOER6ZdncWQEDbjTFWuoCKHFTfof3HbWXdyXIZiiHPKt4LaPypbzs6YZPZXvAw18dulObRQ== X-Received: by 2002:a17:906:1f8b:: with SMTP id t11mr4403827ejr.131.1627675441715; Fri, 30 Jul 2021 13:04:01 -0700 (PDT) Received: from x1.localdomain ([2a0e:5700:4:11:334c:7e36:8d57:40cb]) by smtp.gmail.com with ESMTPSA id v13sm905059ejh.62.2021.07.30.13.04.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 30 Jul 2021 13:04:01 -0700 (PDT) To: Takashi Iwai , Pierre-Louis Bossart , Mark Brown From: Hans de Goede Subject: [5.14 regression] "ALSA: core: Add continuous and vmalloc mmap ops" breaks Intel SST audio Message-ID: <8d6674da-7d7b-803e-acc9-7de6cb1223fa@redhat.com> Date: Fri, 30 Jul 2021 22:04:00 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=hdegoede@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Cc: "alsa-devel@alsa-project.org" X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Hi All;, As discussed in the "5.14 regression, Intel SST (BYT) audio no longer works" thread, audio on X86 devices using the Intel SST driver no longer works with 5.14. After poking at this for a while I've found the culprit: 30b7ba6972d5 ("ALSA: core: Add continuous and vmalloc mmap ops") If I revert that single commit then everything works fine again with 5.14. This is with a Fedora 34 userspace using pipewire as audiodaemon Regards, Hans