| Message ID | 20240305-fix-soc_dp_stats-permission-v1-1-2ec10b42f755@quicinc.com |
|---|---|
| State | New |
| Headers | show |
| Series | wifi: ath11k: fix soc_dp_stats debugfs file permission | expand |
Jeff Johnson <quic_jjohnson@quicinc.com> wrote: > Currently the soc_dp_stats debugfs file has the following permissions: > > # ls -l /sys/kernel/debug/ath11k/pci-0000:03:00.0/soc_dp_stats > -rw------- 1 root root 0 Mar 4 15:04 /sys/kernel/debug/ath11k/pci-0000:03:00.0/soc_dp_stats > > However this file does not actually support write operations -- no .write() > method is registered. Therefore use the correct permissions when creating > the file. > > After the change: > > # ls -l /sys/kernel/debug/ath11k/pci-0000:03:00.0/soc_dp_stats > -r-------- 1 root root 0 Mar 4 15:15 /sys/kernel/debug/ath11k/pci-0000:03:00.0/soc_dp_stats > > Tested-on: WCN6855 hw2.1 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3.6510.30 > > Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com> > Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com> Patch applied to ath-next branch of ath.git, thanks. fa645e663165 wifi: ath11k: fix soc_dp_stats debugfs file permission
diff --git a/drivers/net/wireless/ath/ath11k/debugfs.c b/drivers/net/wireless/ath/ath11k/debugfs.c index a48e737ef35d..414a5ce279f7 100644 --- a/drivers/net/wireless/ath/ath11k/debugfs.c +++ b/drivers/net/wireless/ath/ath11k/debugfs.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2020 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/vmalloc.h> @@ -980,7 +980,7 @@ int ath11k_debugfs_pdev_create(struct ath11k_base *ab) debugfs_create_file("simulate_fw_crash", 0600, ab->debugfs_soc, ab, &fops_simulate_fw_crash); - debugfs_create_file("soc_dp_stats", 0600, ab->debugfs_soc, ab, + debugfs_create_file("soc_dp_stats", 0400, ab->debugfs_soc, ab, &fops_soc_dp_stats); if (ab->hw_params.sram_dump.start != 0)
Currently the soc_dp_stats debugfs file has the following permissions: # ls -l /sys/kernel/debug/ath11k/pci-0000:03:00.0/soc_dp_stats -rw------- 1 root root 0 Mar 4 15:04 /sys/kernel/debug/ath11k/pci-0000:03:00.0/soc_dp_stats However this file does not actually support write operations -- no .write() method is registered. Therefore use the correct permissions when creating the file. After the change: # ls -l /sys/kernel/debug/ath11k/pci-0000:03:00.0/soc_dp_stats -r-------- 1 root root 0 Mar 4 15:15 /sys/kernel/debug/ath11k/pci-0000:03:00.0/soc_dp_stats Tested-on: WCN6855 hw2.1 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3.6510.30 Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com> --- drivers/net/wireless/ath/ath11k/debugfs.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- base-commit: 776c9c93bb0511d04e6222546499e5ea20ad51b0 change-id: 20240304-fix-soc_dp_stats-permission-4d387cc29c4a