diff options
| author | Zhaoyang Liu <liuzy@marvell.com> | 2015-03-13 17:37:56 +0530 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-03-16 18:12:30 +0200 |
| commit | 690e792cb9d78c3bcaf4a6a8387dbbfbafad579f (patch) | |
| tree | 0ae89b86e6244dc862de3e9af35ed8447ed84113 /drivers/net/wireless/mwifiex/wmm.c | |
| parent | 39df5e8233bf34696204207c7594a0a6320fa044 (diff) | |
| download | linux-690e792cb9d78c3bcaf4a6a8387dbbfbafad579f.tar.gz | |
mwifiex: remove_bss_prio_lock
This patch does away with spinlock in mwifiex_wmm_get_highest_priolist_ptr in order to improve TP. Signed-off-by: Zhaoyang Liu <liuzy@marvell.com> Signed-off-by: Avinash Patil <patila@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/mwifiex/wmm.c')
| -rw-r--r-- | drivers/net/wireless/mwifiex/wmm.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c index 2d14dd5856c3..a6db12cae769 100644 --- a/drivers/net/wireless/mwifiex/wmm.c +++ b/drivers/net/wireless/mwifiex/wmm.c @@ -944,14 +944,11 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter, struct mwifiex_ra_list_tbl *ptr; struct mwifiex_tid_tbl *tid_ptr; atomic_t *hqp; - unsigned long flags_bss, flags_ra; + unsigned long flags_ra; int i, j; /* check the BSS with highest priority first */ for (j = adapter->priv_num - 1; j >= 0; --j) { - spin_lock_irqsave(&adapter->bss_prio_tbl[j].bss_prio_lock, - flags_bss); - /* iterate over BSS with the equal priority */ list_for_each_entry(adapter->bss_prio_tbl[j].bss_prio_cur, &adapter->bss_prio_tbl[j].bss_prio_head, @@ -987,19 +984,15 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter, } } - spin_unlock_irqrestore(&adapter->bss_prio_tbl[j].bss_prio_lock, - flags_bss); } return NULL; found: - /* holds bss_prio_lock / ra_list_spinlock */ + /* holds ra_list_spinlock */ if (atomic_read(hqp) > i) atomic_set(hqp, i); spin_unlock_irqrestore(&priv_tmp->wmm.ra_list_spinlock, flags_ra); - spin_unlock_irqrestore(&adapter->bss_prio_tbl[j].bss_prio_lock, - flags_bss); *priv = priv_tmp; *tid = tos_to_tid[i]; |