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net/smc: no delay for free tx buffer wait

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When no free transfer buffers are available then a work to call
smc_tx_work() is scheduled. Set the schedule delay to zero, because for
the out-of-buffers condition the work can start immediately and will
block in the called function smc_wr_tx_get_free_slot(), waiting for free
buffers.

Signed-off-by: Karsten Graul <kgraul@linux.ibm.com>
Signed-off-by: Ursula Braun <ubraun@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Karsten Graul 2019-02-12 16:29:52 +01:00 committed by David S. Miller
parent 5bc056d8d0
commit 16297d1439
1 changed files with 1 additions and 1 deletions
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2
net/smc/smc_tx.c
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@ -28,7 +28,7 @@
#include "smc_ism.h" #include "smc_ism.h"
#include "smc_tx.h" #include "smc_tx.h"
#define SMC_TX_WORK_DELAY HZ #define SMC_TX_WORK_DELAY 0
#define SMC_TX_CORK_DELAY (HZ >> 2) /* 250 ms */ #define SMC_TX_CORK_DELAY (HZ >> 2) /* 250 ms */
/***************************** sndbuf producer *******************************/ /***************************** sndbuf producer *******************************/