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linux_dsm_epyc7002/arch/s390/kernel/vdso64
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Martin Schwidefsky 249c543b97 s390/vdso: optimize getcpu system call 
Add the CPU number to the per-cpu vdso data page and add the
__kernel_getcpu function to the vdso object to retrieve the
CPU number in user space.

Suggested-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2016-01-11 13:01:24 +01:00
..
.gitignore s390: add various .gitignore files. 2012-05-16 14:42:41 +02:00
clock_getres.S s390/vdso: add vdso support for coarse clocks 2014-09-09 08:53:27 +02:00
clock_gettime.S s390/vdso: fix clock_gettime for CLOCK_THREAD_CPUTIME_ID, -2 and -3 2015-02-12 09:37:21 +01:00
getcpu.S s390/vdso: optimize getcpu system call 2016-01-11 13:01:24 +01:00
gettimeofday.S s390/vdso: fix stack corruption 2014-10-27 13:27:02 +01:00
Makefile s390/vdso: optimize getcpu system call 2016-01-11 13:01:24 +01:00
note.S [S390] introduce vdso on s390 2008-12-25 13:38:55 +01:00
vdso64_wrapper.S Use macros for .data.page_aligned section. 2009-09-21 06:27:08 +02:00
vdso64.lds.S s390/vdso: optimize getcpu system call 2016-01-11 13:01:24 +01:00