Jitendra Bhivare 1094cf68e8
be2iscsi: Fix IOPOLL implementation ...
OS not responding when running 2 port traffic on 72 CPUs system.
be2iscsi IRQs gets affined to CPU0 when irqbalancer is disabled.
be_iopoll processing completions in BLOCK_IOPOLL_SOFTIRQ hogged CPU0.
1. Use budget to exit the polling loop. beiscsi_process_cq didn't honour
it.
2. Rearming of EQ is done only after iopoll completes.
[mkp: Fixed up blk_iopoll -> irq_poll transition]
Signed-off-by: Jitendra Bhivare <jitendra.bhivare@avagotech.com >
Reviewed-by: Hannes Reinecke <hare@suse.com >
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com >
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1094cf68e8