linux-kernel - [PATCHv2 2/3] iwlwifi: use DRIVER_DATA_REQ_NO_CACHE for driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1495262819-981-3-git-send-email-yi1.li@linux.intel.com>
Date:   Sat, 20 May 2017 01:46:58 -0500
From:   yi1.li@...ux.intel.com
To:     mcgrof@...nel.org, atull@...nel.org, gregkh@...uxfoundation.org,
        wagi@...om.org, dwmw2@...radead.org, rafal@...ecki.pl,
        arend.vanspriel@...adcom.com, rjw@...ysocki.net,
        moritz.fischer@...us.com, pmladek@...e.com,
        johannes.berg@...el.com, emmanuel.grumbach@...el.com,
        luciano.coelho@...el.com, kvalo@...eaurora.org, luto@...nel.org,
        takahiro.akashi@...aro.org, dhowells@...hat.com, pjones@...hat.com
Cc:     linux-kernel@...r.kernel.org, linux-fpga@...r.kernel.org,
        Yi Li <yi1.li@...ux.intel.com>
Subject: [PATCHv2 2/3] iwlwifi: use DRIVER_DATA_REQ_NO_CACHE for driver_data

From: Yi Li <yi1.li@...ux.intel.com>

Set DRIVER_DATA_REQ_NO_CACHE flag to disable driver_data driver caching
mechanism, iwlwifi has its own firmware cache management.

Signed-off-by: Yi Li <yi1.li@...ux.intel.com>
---
 drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
index 028854d3..db4d6fc 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
@@ -229,6 +229,8 @@ static int iwl_request_firmware(struct iwl_drv *drv)
 	const struct driver_data_req_params req_params = {
 		DRIVER_DATA_API_CB(iwl_req_fw_callback, drv),
 		DRIVER_DATA_API(cfg->ucode_api_min, cfg->ucode_api_max, ".ucode"),
+		.reqs = DRIVER_DATA_REQ_NO_CACHE |
+			DRIVER_DATA_REQ_USE_API_VERSIONING,
 	};
 
 	return driver_data_request_async(name_pre,
-- 
2.7.4