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(parent: 86f48f9) | patch
s390/cio: remove unneeded DMA zone allocation
authorPeter Oberparleiter <oberpar@linux.ibm.com>
Thu, 18 Jan 2024 15:09:39 +0000 (16:09 +0100)
committerHeiko Carstens <hca@linux.ibm.com>
Fri, 9 Feb 2024 12:58:15 +0000 (13:58 +0100)
commita3a64a4def8daa9e73120a9f4b64fa9a91bcdc06
treeb26f7fcae7736e3c13a6a1b2d5084b389e46878etree
parent86f48f922ba79ca32db1aabbcf8758148f925eb3commit | diff
s390/cio: remove unneeded DMA zone allocation

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>
drivers/s390/cio/chsc.c diff | blob | history
drivers/s390/cio/chsc_sch.c diff | blob | history
drivers/s390/cio/scm.c diff | blob | history
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