s390/cio: remove unneeded DMA zone allocation

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Remove GFP_DMA flag when allocating memory to be used for CHSC control
blocks. The CHSC instruction can access memory beyond the DMA zone.

Suggested-by: Heiko Carstens <hca@linux.ibm.com>
Reviewed-by: Vineeth Vijayan <vneethv@linux.ibm.com>
Signed-off-by: Peter Oberparleiter <oberpar@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

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Peter Oberparleiter 2024-01-18 16:09:39 +01:00 • committed by Heiko Carstens

parent 86f48f922b

commit a3a64a4def

3 changed files with 13 additions and 13 deletions

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4

drivers/s390/cio/chsc.c

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20

drivers/s390/cio/chsc_sch.c

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2

drivers/s390/cio/scm.c

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