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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2018-03-26 15:23:33 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2018-03-28 08:38:28 +0200 |
| commit | e5b98199deb013609af7106a1fb9e779a7f6744a (patch) | |
| tree | ccb9623e556a22fbbf73959383c5c17a5c254cac /arch/s390/include/asm/cpu_mf.h | |
| parent | b058661a993aafc718ce713221bb1d57588c3710 (diff) | |
| download | linux-e5b98199deb013609af7106a1fb9e779a7f6744a.tar.bz2 | |
s390/lpp: use assembler alternatives for the LPP instruction
With the new macros for CPU alternatives the MACHINE_FLAG_LPP check
around the LPP instruction can be optimized. After this is done the
flag can be removed.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/include/asm/cpu_mf.h')
| -rw-r--r-- | arch/s390/include/asm/cpu_mf.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/include/asm/cpu_mf.h b/arch/s390/include/asm/cpu_mf.h index dd08db491b89..f58d17e9dd65 100644 --- a/arch/s390/include/asm/cpu_mf.h +++ b/arch/s390/include/asm/cpu_mf.h @@ -29,12 +29,12 @@ /* CPU measurement facility support */ static inline int cpum_cf_avail(void) { - return MACHINE_HAS_LPP && test_facility(67); + return test_facility(40) && test_facility(67); } static inline int cpum_sf_avail(void) { - return MACHINE_HAS_LPP && test_facility(68); + return test_facility(40) && test_facility(68); } |