From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from sabertooth01.qualcomm.com ([65.197.215.72]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1YgB5w-00052B-IX for ath10k@lists.infradead.org; Thu, 09 Apr 2015 11:58:05 +0000 From: Kalle Valo Subject: Re: [PATCH] ath10k: fix insufficient tracing buffer size References: <1427364202-25235-1-git-send-email-michal.kazior@tieto.com> Date: Thu, 9 Apr 2015 14:57:35 +0300 In-Reply-To: <1427364202-25235-1-git-send-email-michal.kazior@tieto.com> (Michal Kazior's message of "Thu, 26 Mar 2015 10:03:22 +0000") Message-ID: <878ue1fr9s.fsf@kamboji.qca.qualcomm.com> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "ath10k" Errors-To: ath10k-bounces+kvalo=adurom.com@lists.infradead.org To: Michal Kazior Cc: linux-wireless@vger.kernel.org, ath10k@lists.infradead.org Michal Kazior writes: > Some trace messages were truncated and a kernel > splat could be seen in the log: > > WARNING: CPU: 3 PID: 0 at /devel/src/linux/drivers/net/wireless/ath/ath10k/./trace.h:114 ftrace_raw_event_ath10k_log_dbg+0x20e/0x220 [ath10k_core]() > Modules linked in: ath10k_pci(O) ath10k_core(O) ath iwldvm iwlwifi [last unloaded: iwlwifi] > CPU: 3 PID: 0 Comm: swapper/3 Tainted: G W O 4.0.0-rc3-wl-ath+ #703 > Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 > ffffffffa01d4cb0 ffff88001fd83998 ffffffff8191b86c ffffffff81e3b718 > 0000000000000000 ffff88001fd839d8 ffffffff8105573a ffff88001c0a5528 > ffff88001bea9ae0 ffff88001c3dd940 00000000000d0018 ffff88001fd83a80 > Call Trace: > [] dump_stack+0x45/0x57 > [] warn_slowpath_common+0x8a/0xc0 > [] warn_slowpath_null+0x1a/0x20 > [] ftrace_raw_event_ath10k_log_dbg+0x20e/0x220 [ath10k_core] > [] ath10k_dbg+0xbb/0xd0 [ath10k_core] > [] ? trace_clock_local+0x9/0x10 > [] ath10k_wmi_event_service_ready+0x479/0x520 [ath10k_core] > [] ? trace_buffer_unlock_commit+0x50/0x60 > [] ath10k_wmi_tlv_op_rx+0x6b3/0x8b0 [ath10k_core] > > This could be reproduced with: > > trace-cmd record -e ath10k > ifconfig wlan0 down > ifconfig wlan0 up > > Fixes: 5c01aa3de918 ("ath10k: deduplicate wmi service ready logic") > Fixes: ca996ec56608 ("ath10k: implement wmi-tlv backend") > Signed-off-by: Michal Kazior Thanks, applied. -- Kalle Valo _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k