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([2804:1b3:a801:60b4:ddf8:a4ba:150b:5c93]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-13d13003f12sm48918684c88.2.2026.07.24.13.33.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Jul 2026 13:33:35 -0700 (PDT) From: Fabio Estevam To: johannes.berg@intel.com Cc: briannorris@chromium.org, francesco@dolcini.it, linux-wireless@vger.kernel.org, Fabio Estevam Subject: [PATCH 2/2] wifi: mwifiex: Remove WQ_HIGHPRI from main workqueue Date: Fri, 24 Jul 2026 17:33:20 -0300 Message-ID: <20260724203320.78793-2-festevam@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260724203320.78793-1-festevam@gmail.com> References: <20260724203320.78793-1-festevam@gmail.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Fabio Estevam The MWIFIEX_WORK_QUEUE handles command and event processing, including the commands used for scheduled scans. Running this work on the high-priority worker pool can interfere with latency-sensitive workloads. On an i.MX8MP-based audio system using an 88W8997, background scheduled scans caused audible glitches in USB audio playback. Remove WQ_HIGHPRI from the main workqueue so that command and scan processing use the normal-priority worker pool. Leave the RX and host MLME workqueues unchanged. Signed-off-by: Fabio Estevam --- drivers/net/wireless/marvell/mwifiex/main.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c index a8eab6b1e63b..c8df3edff675 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.c +++ b/drivers/net/wireless/marvell/mwifiex/main.c @@ -1550,7 +1550,7 @@ mwifiex_reinit_sw(struct mwifiex_adapter *adapter) adapter->workqueue = alloc_workqueue("MWIFIEX_WORK_QUEUE", - WQ_HIGHPRI | WQ_MEM_RECLAIM | WQ_UNBOUND, 0); + WQ_MEM_RECLAIM | WQ_UNBOUND, 0); if (!adapter->workqueue) goto err_kmalloc; @@ -1716,7 +1716,7 @@ mwifiex_add_card(void *card, struct completion *fw_done, adapter->workqueue = alloc_workqueue("MWIFIEX_WORK_QUEUE", - WQ_HIGHPRI | WQ_MEM_RECLAIM | WQ_UNBOUND, 0); + WQ_MEM_RECLAIM | WQ_UNBOUND, 0); if (!adapter->workqueue) goto err_kmalloc; -- 2.43.0