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authorThomas Richter <tmricht@linux.ibm.com>2019-04-16 09:36:26 +0000
committerVasily Gorbik <gor@linux.ibm.com>2019-09-16 13:21:51 +0200
commit03e9e42f7981b3ebc17b30e4c8ce19b40d143f94 (patch)
tree1c48983ff7b20121f71f006e4a800c3c51ff8527 /arch/s390/kernel/perf_cpum_sf.c
parentcf2c4a3f35b75d38cebb4afbd578f1594f068d1e (diff)
downloadlinux-03e9e42f7981b3ebc17b30e4c8ce19b40d143f94.tar.bz2
s390/cpum_sf: Fix line length and format string
Rewrite some lines to match line length and replace format string 0x%x to %#x. Add and remove blank line. Signed-off-by: Thomas Richter <tmricht@linux.ibm.com> Reviewed-by: Hendrik Brueckner <brueckner@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/kernel/perf_cpum_sf.c')
-rw-r--r--arch/s390/kernel/perf_cpum_sf.c20
1 files changed, 13 insertions, 7 deletions
diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c
index 1266194afb02..292a452cd1f3 100644
--- a/arch/s390/kernel/perf_cpum_sf.c
+++ b/arch/s390/kernel/perf_cpum_sf.c
@@ -514,7 +514,6 @@ static void extend_sampling_buffer(struct sf_buffer *sfb,
sfb_pending_allocs(sfb, hwc));
}
-
/* Number of perf events counting hardware events */
static atomic_t num_events;
/* Used to avoid races in calling reserve/release_cpumf_hardware */
@@ -923,9 +922,10 @@ static void cpumsf_pmu_enable(struct pmu *pmu)
lpp(&S390_lowcore.lpp);
debug_sprintf_event(sfdbg, 6, "pmu_enable: es=%i cs=%i ed=%i cd=%i "
- "tear=%p dear=%p\n", cpuhw->lsctl.es, cpuhw->lsctl.cs,
- cpuhw->lsctl.ed, cpuhw->lsctl.cd,
- (void *) cpuhw->lsctl.tear, (void *) cpuhw->lsctl.dear);
+ "tear=%p dear=%p\n", cpuhw->lsctl.es,
+ cpuhw->lsctl.cs, cpuhw->lsctl.ed, cpuhw->lsctl.cd,
+ (void *) cpuhw->lsctl.tear,
+ (void *) cpuhw->lsctl.dear);
}
static void cpumsf_pmu_disable(struct pmu *pmu)
@@ -1083,7 +1083,8 @@ static void debug_sample_entry(struct hws_basic_entry *sample,
struct hws_trailer_entry *te)
{
debug_sprintf_event(sfdbg, 4, "hw_collect_samples: Found unknown "
- "sampling data entry: te->f=%i basic.def=%04x (%p)\n",
+ "sampling data entry: te->f=%i basic.def=%04x "
+ "(%p)\n",
te->f, sample->def, sample);
}
@@ -1216,7 +1217,7 @@ static void hw_perf_event_update(struct perf_event *event, int flush_all)
/* Timestamps are valid for full sample-data-blocks only */
debug_sprintf_event(sfdbg, 6, "hw_perf_event_update: sdbt=%p "
- "overflow=%llu timestamp=0x%llx\n",
+ "overflow=%llu timestamp=%#llx\n",
sdbt, te->overflow,
(te->f) ? trailer_timestamp(te) : 0ULL);
@@ -1879,10 +1880,12 @@ static struct attribute_group cpumsf_pmu_events_group = {
.name = "events",
.attrs = cpumsf_pmu_events_attr,
};
+
static struct attribute_group cpumsf_pmu_format_group = {
.name = "format",
.attrs = cpumsf_pmu_format_attr,
};
+
static const struct attribute_group *cpumsf_pmu_attr_groups[] = {
&cpumsf_pmu_events_group,
&cpumsf_pmu_format_group,
@@ -1938,7 +1941,8 @@ static void cpumf_measurement_alert(struct ext_code ext_code,
/* Report measurement alerts only for non-PRA codes */
if (alert != CPU_MF_INT_SF_PRA)
- debug_sprintf_event(sfdbg, 6, "measurement alert: 0x%x\n", alert);
+ debug_sprintf_event(sfdbg, 6, "measurement alert: %#x\n",
+ alert);
/* Sampling authorization change request */
if (alert & CPU_MF_INT_SF_SACA)
@@ -1959,6 +1963,7 @@ static void cpumf_measurement_alert(struct ext_code ext_code,
sf_disable();
}
}
+
static int cpusf_pmu_setup(unsigned int cpu, int flags)
{
/* Ignore the notification if no events are scheduled on the PMU.
@@ -2096,5 +2101,6 @@ static int __init init_cpum_sampling_pmu(void)
out:
return err;
}
+
arch_initcall(init_cpum_sampling_pmu);
core_param(cpum_sfb_size, CPUM_SF_MAX_SDB, sfb_size, 0640);