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Enables fio to test new sg driver blk_poll() support > > Changes since v13 (sent to linux-scsi list on 20210113) > - fix obscure compile error reported by "kernel test robot > " > - harden code around blk_poll() invocation; needed based on > fio testing > - remove SG_FFD_MMAP_CALLED bit code after Hannes Reinecke pointed > out it was redundant Please send incremental fixes for the patches I already applied. -- Martin K. Petersen Oracle Linux Engineering