Revision a11ce3a4ac0ad78618cddb9ce16def7486f2707d authored by Linus Torvalds on 15 January 2017, 20:00:37 UTC, committed by Linus Torvalds on 15 January 2017, 20:00:37 UTC
Pull NOHZ fix from Ingo Molnar: "This fixes an old NOHZ race where we incorrectly calculate the next timer interrupt in certain circumstances where hrtimers are pending, that can cause hard to reproduce stalled-values artifacts in /proc/stat" * 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: nohz: Fix collision between tick and other hrtimers
debug_page_ref.c
#include <linux/mm_types.h>
#include <linux/tracepoint.h>
#define CREATE_TRACE_POINTS
#include <trace/events/page_ref.h>
void __page_ref_set(struct page *page, int v)
{
trace_page_ref_set(page, v);
}
EXPORT_SYMBOL(__page_ref_set);
EXPORT_TRACEPOINT_SYMBOL(page_ref_set);
void __page_ref_mod(struct page *page, int v)
{
trace_page_ref_mod(page, v);
}
EXPORT_SYMBOL(__page_ref_mod);
EXPORT_TRACEPOINT_SYMBOL(page_ref_mod);
void __page_ref_mod_and_test(struct page *page, int v, int ret)
{
trace_page_ref_mod_and_test(page, v, ret);
}
EXPORT_SYMBOL(__page_ref_mod_and_test);
EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_and_test);
void __page_ref_mod_and_return(struct page *page, int v, int ret)
{
trace_page_ref_mod_and_return(page, v, ret);
}
EXPORT_SYMBOL(__page_ref_mod_and_return);
EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_and_return);
void __page_ref_mod_unless(struct page *page, int v, int u)
{
trace_page_ref_mod_unless(page, v, u);
}
EXPORT_SYMBOL(__page_ref_mod_unless);
EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_unless);
void __page_ref_freeze(struct page *page, int v, int ret)
{
trace_page_ref_freeze(page, v, ret);
}
EXPORT_SYMBOL(__page_ref_freeze);
EXPORT_TRACEPOINT_SYMBOL(page_ref_freeze);
void __page_ref_unfreeze(struct page *page, int v)
{
trace_page_ref_unfreeze(page, v);
}
EXPORT_SYMBOL(__page_ref_unfreeze);
EXPORT_TRACEPOINT_SYMBOL(page_ref_unfreeze);
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