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Mon, 10 Aug 2026 23:52:37 -0700 (PDT) X-Received: by 2002:a17:90b:3fc4:b0:38e:6d4c:14e6 with SMTP id 98e67ed59e1d1-392ec2fbc12mr1333783a91.3.1786431156948; Mon, 10 Aug 2026 23:52:36 -0700 (PDT) Received: from [10.152.199.23] ([202.46.23.19]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-14120299595sm3320113c88.0.2026.08.10.23.52.34 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 Aug 2026 23:52:36 -0700 (PDT) Message-ID: <2a0d9e86-65d7-490b-aaa3-c89a1bdcd1b9@oss.qualcomm.com> Date: Tue, 11 Aug 2026 12:22:32 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH ath-current v2 0/3] wifi: ath11k: fix QRTR readiness related WLAN initialization failures To: Miaoqing Pan , jjohnson@kernel.org Cc: ath11k@lists.infradead.org, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260806101331.484063-1-miaoqing.pan@oss.qualcomm.com> From: Rameshkumar Sundaram Content-Language: en-US In-Reply-To: <20260806101331.484063-1-miaoqing.pan@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODExMDA1NiBTYWx0ZWRfX1nPDXcKeR855 kQV/1hjjsG4VAPqUwmjRY3ugIYhOzfh5wTCaX/WWUcpmE4Ark1lLUO/rgf3LOzeZY46ykAjABXA la/n4DJHMX9GTPCLKzBEBM+j+teTxURKTDZVI2wsX5LMLgB/tMKKUlklK0P/lNJLVsM3Xp0Z+PW w7QCFk4/ZsJu1XDUOh9iFsdAAvdifoNiRq0gVWNdf+51NXr1Mk91NHDL3Zui6c69DHHC43QS+UK 67BgcU1HFTOU9aJg9o9YRdUjDR5qI+l1anDEUDBcg3c/OYeAY4JRYBaDMWoNN8HkibKBfrds0hF wMilmB607ZfQvtzLuuUgAd8voeKCxwZjsWlOUeJM57oxIltLwio9/sb3oZ7yQxDc/Dy7tb6tmZ1 9yALppTodEe2gquVVpAyDtvqA19udg2umuxIfITudIPipjFXKwfh8gHYD58DXVZQhjNiN8gvauH WvQREVrZ/cJbHlbmVnQ== X-Authority-Analysis: v=2.4 cv=e/A2j6p/ c=1 sm=1 tr=0 ts=6a7ac6b5 cx=c_pps a=UNFcQwm+pnOIJct1K4W+Mw==:117 a=j4ogTh8yFefVWWEFDRgCtg==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=EUspDBNiAAAA:8 a=TU5Yaf3rhOhou0YHztsA:9 a=QEXdDO2ut3YA:10 a=uKXjsCUrEbL0IQVhDsJ9:22 X-Proofpoint-GUID: FfsSkNOAtN932pQPfOkvDHq57KaDRiZZ X-Proofpoint-ORIG-GUID: FfsSkNOAtN932pQPfOkvDHq57KaDRiZZ X-Proofpoint-Spam-Info: AW1haW4tMjYwODExMDA1NiBTYWx0ZWRfX9SMvgu3wHoZw uEbbcyQ8htvWKgRRHcoDVXGG2Z9syTBjeV+iFYkn+sf19F2JpP6pBN1dSOnnT9a6NeZA5eZWpWh oees4SnFnqQUA8NprEuh6Ev8LqPFtZ8= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-10_06,2026-08-10_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 adultscore=0 phishscore=0 spamscore=0 impostorscore=0 lowpriorityscore=0 suspectscore=0 clxscore=1015 bulkscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608110056 On 8/6/2026 3:43 PM, Miaoqing Pan wrote: > On WCN6750 platforms, QRTR SMD may not be available when ath11k starts > during boot. If QMI messages never arrive, WLAN initialization can stall, > leaving firmware running but no wireless interface created. > > It also hardens the cleanup path to avoid crashes when deinitializing > partially initialized devices after QMI setup failures. > > --- > v2: Replace the ATH11K_FLAG_QMI_FAIL guard with !ATH11K_FLAG_REGISTERED. > --- > Miaoqing Pan (3): > wifi: ath11k: fix sporadic WLAN initialization failures > wifi: ath11k: fix NULL dereference in ahb remove when QMI init > incomplete > wifi: ath11k: unregister PM notifier on QMI init failure path > > drivers/net/wireless/ath/ath11k/Kconfig | 3 +++ > drivers/net/wireless/ath/ath11k/ahb.c | 7 +++++-- > 2 files changed, 8 insertions(+), 2 deletions(-) > > > base-commit: 0ece44d394570806e97c8471a50dc9f584516ef6 Reviewed-by: Rameshkumar Sundaram