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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2017-04-03 13:30:23 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2017-04-05 07:35:14 +0200
commitcab36c262ef9a5ddf3c7ae0f8031b191338b3142 (patch)
tree35160f929d3067f977ec2f7bc700a019792b23d5 /arch/s390/pci
parent6fb81d69d0bb455e6dbb5bd99529e2dea74b93e7 (diff)
s390: use 64-bit lctlg to load task pid to cr4 on context switch
The 32-bit lctl instruction is quite a bit slower than the 64-bit counter part lctlg. Use the faster instruction. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/pci')
0 files changed, 0 insertions, 0 deletions