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iwlwifi: make iwl4965_mac_conf_tx in atomic context

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This patch fixes iwl4965_mac_conf_tx. A mutex was taken in atomic context
leading to Oops. This patch removes the mutex and extends the hold
priv->lock. None of the field of QOS is accessed without priv->lock held.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Emmanuel Grumbach
2008-07-11 11:53:34 +08:00
committed by John W. Linville
parent 6c5379077f
commit 1ff50bda6e
3 changed files with 24 additions and 33 deletions
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6
drivers/net/wireless/iwlwifi/iwl-commands.h
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@@ -725,7 +725,7 @@ struct iwl4965_csa_notification {
* transmission retry. Device uses cw_max as a bit mask, ANDed with new CW
* value, to cap the CW value.
*/
struct iwl4965_ac_qos {
struct iwl_ac_qos {
__le16 cw_min;
__le16 cw_max;
u8 aifsn;
@@ -747,9 +747,9 @@ struct iwl4965_ac_qos {
* This command sets up timings for each of the 4 prioritized EDCA Tx FIFOs
* 0: Background, 1: Best Effort, 2: Video, 3: Voice.
*/
struct iwl4965_qosparam_cmd {
struct iwl_qosparam_cmd {
__le32 qos_flags;
struct iwl4965_ac_qos ac[AC_NUM];
struct iwl_ac_qos ac[AC_NUM];
} __attribute__ ((packed));
/******************************************************************************