diff options
| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2016-06-11 11:08:10 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2016-06-28 09:32:25 +0200 |
| commit | 2764196f45be5efe1c9e71bf766ef6291ee86339 (patch) | |
| tree | 951c71b7bebac978a2efd5f0f22826f560321888 /arch/s390/kernel/perf_cpum_sf.c | |
| parent | 93dd49d0028c66be9f0404d23dd6817b876cc6dc (diff) | |
s390/perf: remove perf_release/reserver_sampling functions
Now that the oprofile sampling code is gone there is only one user of
the sampling facility left. Therefore the reserve and release
functions can be removed.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Reviewed-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/perf_cpum_sf.c')
| -rw-r--r-- | arch/s390/kernel/perf_cpum_sf.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c index a8e832166417..9ea26dface38 100644 --- a/arch/s390/kernel/perf_cpum_sf.c +++ b/arch/s390/kernel/perf_cpum_sf.c @@ -601,17 +601,12 @@ static void release_pmc_hardware(void) irq_subclass_unregister(IRQ_SUBCLASS_MEASUREMENT_ALERT); on_each_cpu(setup_pmc_cpu, &flags, 1); - perf_release_sampling(); } static int reserve_pmc_hardware(void) { int flags = PMC_INIT; - int err; - err = perf_reserve_sampling(); - if (err) - return err; on_each_cpu(setup_pmc_cpu, &flags, 1); if (flags & PMC_FAILURE) { release_pmc_hardware(); |