[PATCH 0/3] Improve block layer scheduling fairness

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Recent tests revealed that on kernels with CONFIG_PREEMPT disabled and with kernel debugging options like CONFIG_PROVE_LOCKING enabled that block/SCSI/dm workloads with a high queue depth cause soft lockup complaints to appear. Avoid this by voluntarily giving up the CPU in time for such workloads. The patches in this series are:

0001-kernel-kthread.c-Avoid-CPU-lockups.patch
0002-block-Limit-work-processed-in-softirq-context.patch
0003-Avoid-that-I-O-completion-processing-triggers-lockup.patch
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