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Thu, 25 Jul 2024 13:07:05 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id zDuHGPlNomaCegAAD6G6ig (envelope-from ); Thu, 25 Jul 2024 13:07:05 +0000 Date: Thu, 25 Jul 2024 15:07:40 +0200 Message-ID: <87r0bhipr7.wl-tiwai@suse.de> From: Takashi Iwai To: "edmund.raile" Cc: alsa-devel@alsa-project.org, stable@vger.kernel.org, regressions@lists.linux.dev, o-takashi@sakamocchi.jp, gustavoars@kernel.org, clemens@ladisch.de, linux-sound@vger.kernel.org Subject: Re: [REGRESSION] ALSA: firewire-lib: heavy digital distortion with Fireface 800 In-Reply-To: References: User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.2 Mule/6.0 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-Rspamd-Server: rspamd2.dmz-prg2.suse.org X-Spamd-Result: default: False [-0.31 / 50.00]; NEURAL_HAM_LONG(-1.00)[-1.000]; MID_CONTAINS_FROM(1.00)[]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; RCVD_TLS_ALL(0.00)[]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; MIME_TRACE(0.00)[0:+]; FUZZY_BLOCKED(0.00)[rspamd.com]; DNSWL_BLOCKED(0.00)[2a07:de40:b281:106:10:150:64:167:received]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_SEVEN(0.00)[8]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:dkim,imap1.dmz-prg2.suse.org:rdns,imap1.dmz-prg2.suse.org:helo]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; DKIM_TRACE(0.00)[suse.de:+] X-Spamd-Bar: / X-Rspamd-Queue-Id: 9FA471FC24 X-Spam-Level: X-Rspamd-Action: no action X-Spam-Flag: NO X-Spam-Score: -0.31 On Thu, 25 Jul 2024 00:24:29 +0200, edmund.raile wrote: > > Bisection revealed that the bitcrushing distortion with RME FireFace 800 > was caused by 1d717123bb1a7555 > ("ALSA: firewire-lib: Avoid -Wflex-array-member-not-at-end warning"). > > Reverting this commit yields restoration of clear audio output. > I will send in a patch reverting this commit for now, soonTM. > > #regzbot introduced: 1d717123bb1a7555 While it's OK to have a quick revert, it'd be worth to investigate further what broke there; the change is rather trivial, so it might be something in the macro expansion or a use of flex array stuff. thanks, Takashi