diff options
| author | Heiko Carstens <hca@linux.ibm.com> | 2021-02-01 21:40:22 +0100 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2021-02-09 15:57:05 +0100 |
| commit | 683071b02c440eb84d9133dc33bd3d3d37522a5f (patch) | |
| tree | d4d5838e2276f7ad52746250829ee892fa304a51 | |
| parent | b29c5093820d333eef22f58cd04ec0d089059c39 (diff) | |
s390/cpum_cf_diag: use get_tod_clock_fast()
Use get_tod_clock_fast() instead of store_tod_clock(), since
store_tod_clock() can be very slow.
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
| -rw-r--r-- | arch/s390/kernel/perf_cpum_cf_diag.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kernel/perf_cpum_cf_diag.c b/arch/s390/kernel/perf_cpum_cf_diag.c index e949ab832ed7..6f6b3382edb7 100644 --- a/arch/s390/kernel/perf_cpum_cf_diag.c +++ b/arch/s390/kernel/perf_cpum_cf_diag.c @@ -119,7 +119,7 @@ static void cf_diag_trailer(struct cf_trailer_entry *te) te->speed = 1; te->clock_base = 1; /* Save clock base */ memcpy(&te->tod_base, &tod_clock_base[1], 8); - store_tod_clock((__u64 *)&te->timestamp); + te->timestamp = get_tod_clock_fast(); } /* |