LXR linux/mm/debug_page

   1// SPDX-License-Identifier: GPL-2.0
   2#include <linux/mm_types.h>
   3#include <linux/tracepoint.h>
   4
   5#define CREATE_TRACE_POINTS
   6#include <trace/events/page_ref.h>
   7
   8void __page_ref_set(struct page *page, int v)
   9{
  10        trace_page_ref_set(page, v);
  11}
  12EXPORT_SYMBOL(__page_ref_set);
  13EXPORT_TRACEPOINT_SYMBOL(page_ref_set);
  14
  15void __page_ref_mod(struct page *page, int v)
  16{
  17        trace_page_ref_mod(page, v);
  18}
  19EXPORT_SYMBOL(__page_ref_mod);
  20EXPORT_TRACEPOINT_SYMBOL(page_ref_mod);
  21
  22void __page_ref_mod_and_test(struct page *page, int v, int ret)
  23{
  24        trace_page_ref_mod_and_test(page, v, ret);
  25}
  26EXPORT_SYMBOL(__page_ref_mod_and_test);
  27EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_and_test);
  28
  29void __page_ref_mod_and_return(struct page *page, int v, int ret)
  30{
  31        trace_page_ref_mod_and_return(page, v, ret);
  32}
  33EXPORT_SYMBOL(__page_ref_mod_and_return);
  34EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_and_return);
  35
  36void __page_ref_mod_unless(struct page *page, int v, int u)
  37{
  38        trace_page_ref_mod_unless(page, v, u);
  39}
  40EXPORT_SYMBOL(__page_ref_mod_unless);
  41EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_unless);
  42
  43void __page_ref_freeze(struct page *page, int v, int ret)
  44{
  45        trace_page_ref_freeze(page, v, ret);
  46}
  47EXPORT_SYMBOL(__page_ref_freeze);
  48EXPORT_TRACEPOINT_SYMBOL(page_ref_freeze);
  49
  50void __page_ref_unfreeze(struct page *page, int v)
  51{
  52        trace_page_ref_unfreeze(page, v);
  53}
  54EXPORT_SYMBOL(__page_ref_unfreeze);
  55EXPORT_TRACEPOINT_SYMBOL(page_ref_unfreeze);
  56