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| author | Marc Yang <yangyang@marvell.com> | 2011-05-16 19:17:53 -0700 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-05-19 13:53:57 -0400 |
| commit | 62a5b7dcee00c8e64e61ed98541c95fd38583116 (patch) | |
| tree | f283462eb58ab6ddb9dd891f2a9f235421a0f3c4 /drivers/net/wireless/mwifiex/txrx.c | |
| parent | 17e8cec87586c26b953c6541c8a045e906ea046c (diff) | |
| download | kernel_samsung_smdk4412-62a5b7dcee00c8e64e61ed98541c95fd38583116.zip kernel_samsung_smdk4412-62a5b7dcee00c8e64e61ed98541c95fd38583116.tar.gz kernel_samsung_smdk4412-62a5b7dcee00c8e64e61ed98541c95fd38583116.tar.bz2 | |
mwifiex: adjust high/low water marks for tx_pending queue
This is to fix an issue that the throughput of the higher priority
stream gets dropped when a lower priority stream is present.
Signed-off-by: Marc Yang <yangyang@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/mwifiex/txrx.c')
| -rw-r--r-- | drivers/net/wireless/mwifiex/txrx.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/wireless/mwifiex/txrx.c b/drivers/net/wireless/mwifiex/txrx.c index 2101208..aaa50c0 100644 --- a/drivers/net/wireless/mwifiex/txrx.c +++ b/drivers/net/wireless/mwifiex/txrx.c @@ -140,7 +140,9 @@ int mwifiex_write_data_complete(struct mwifiex_adapter *adapter, } else { priv->stats.tx_errors++; } - atomic_dec(&adapter->tx_pending); + + if (atomic_dec_return(&adapter->tx_pending) >= LOW_TX_PENDING) + goto done; for (i = 0; i < adapter->priv_num; i++) { |