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* Problems with phys_to_pfn_t in linux-next and s390
@ 2015-12-24  5:56 Guenter Roeck
  2015-12-24  6:24 ` Dan Williams
  0 siblings, 1 reply; 2+ messages in thread
From: Guenter Roeck @ 2015-12-24  5:56 UTC (permalink / raw)
  To: Dan Williams
  Cc: Andrew Morton, linux-kernel@vger.kernel.org, linux-s390,
	Martin Schwidefsky

s390:defconfig:

ERROR: "phys_to_pfn_t" [drivers/s390/block/dcssblk.ko] undefined!

s390 does not set CONFIG_HAS_IOMEM, which is required for phys_to_pfn_t to exist.

Introduced with commit e014f77c4b ("mm-dax-pmem-introduce-pfn_t-v3") and
possibly earlier.

Guenter

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