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(parent: c7ff0e9) | patch
s390/pci: correctly handle MIO opt-out
authorSebastian Ott <sebott@linux.ibm.com>
Thu, 27 Jun 2019 13:47:13 +0000 (15:47 +0200)
committerVasily Gorbik <gor@linux.ibm.com>
Thu, 4 Jul 2019 11:13:59 +0000 (13:13 +0200)
commit6ae3483d411638e471ca0498629b17939f1c20f4
tree82be8900f71803ee7924797ce064541fd4545304tree | snapshot
parentc7ff0e918a7cb39f6bfb2a7bdc30199986ff1571commit | diff
s390/pci: correctly handle MIO opt-out

Do not issue CLP_SET_ENABLE_MIO after opting out of MIO instruction
usage. This should not fix a bug but reduce overhead within firmware.

Signed-off-by: Sebastian Ott <sebott@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
arch/s390/pci/pci_clp.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git