hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

perf/core: Remove perf CPU notifier code 

All users converted to state machine callbacks.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Anna-Maria Gleixner <anna-maria@linutronix.de>
Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Nicolas Iooss <nicolas.iooss_linux@m4x.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: rt@linutronix.de
Link: http://lkml.kernel.org/r/20160713153335.115333381@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Thomas Gleixner 2016-07-13 17:16:28 +00:00 committed by Ingo Molnar
parent 8381f6a0c0
commit 89ab9cb169
2 changed files with 0 additions and 37 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/linux/cpu.h
View File

@ -59,8 +59,6 @@ struct notifier_block;
* CPU notifier priorities.
*/
enum {
CPU_PRI_PERF = 20,
/* bring up workqueues before normal notifiers and down after */
CPU_PRI_WORKQUEUE_UP = 5,
CPU_PRI_WORKQUEUE_DOWN = -5,

35
include/linux/perf_event.h
View File

@ -1285,41 +1285,6 @@ static inline void perf_restore_debug_store(void) { }
#define perf_output_put(handle, x) perf_output_copy((handle), &(x), sizeof(x))
/*
* This has to have a higher priority than migration_notifier in sched/core.c.
*/
#define perf_cpu_notifier(fn) \
do { \
static struct notifier_block fn##_nb = \
{ .notifier_call = fn, .priority = CPU_PRI_PERF }; \
unsigned long cpu = smp_processor_id(); \
unsigned long flags; \
\
cpu_notifier_register_begin(); \
fn(&fn##_nb, (unsigned long)CPU_UP_PREPARE, \
(void *)(unsigned long)cpu); \
local_irq_save(flags); \
fn(&fn##_nb, (unsigned long)CPU_STARTING, \
(void *)(unsigned long)cpu); \
local_irq_restore(flags); \
fn(&fn##_nb, (unsigned long)CPU_ONLINE, \
(void *)(unsigned long)cpu); \
__register_cpu_notifier(&fn##_nb); \
cpu_notifier_register_done(); \
} while (0)
/*
* Bare-bones version of perf_cpu_notifier(), which doesn't invoke the
* callback for already online CPUs.
*/
#define __perf_cpu_notifier(fn) \
do { \
static struct notifier_block fn##_nb = \
{ .notifier_call = fn, .priority = CPU_PRI_PERF }; \
\
__register_cpu_notifier(&fn##_nb); \
} while (0)
struct perf_pmu_events_attr {
struct device_attribute attr;
u64 id;