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Revert "mm: add speculative page fault vmstats"

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This reverts commit fa7f0de096.

Signed-off-by: UtsavBalar1231 <utsavbalar1231@gmail.com>
This commit is contained in:
UtsavBalar1231 2022-04-28 19:10:12 +05:30 committed by spakkkk
parent e9e49757b1
commit c71a30957a
3 changed files with 1 additions and 8 deletions
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3
include/linux/vm_event_item.h
View File

@ -109,9 +109,6 @@ enum vm_event_item { PGPGIN, PGPGOUT, PGPGOUTCLEAN, PSWPIN, PSWPOUT,
#ifdef CONFIG_SWAP
SWAP_RA,
SWAP_RA_HIT,
#endif
#ifdef CONFIG_SPECULATIVE_PAGE_FAULT
SPECULATIVE_PGFAULT,
#endif
NR_VM_EVENT_ITEMS
};

1
mm/memory.c
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@ -4792,7 +4792,6 @@ int __handle_speculative_fault(struct mm_struct *mm, unsigned long address,
* If there is no need to retry, don't return the vma to the caller.
*/
if (ret != VM_FAULT_RETRY) {
count_vm_event(SPECULATIVE_PGFAULT);
put_vma(vmf.vma);
*vma = NULL;
}

5
mm/vmstat.c
View File

@ -1296,10 +1296,7 @@ const char * const vmstat_text[] = {
"swap_ra",
"swap_ra_hit",
#endif
#ifdef CONFIG_SPECULATIVE_PAGE_FAULT
"speculative_pgfault"
#endif
#endif /* CONFIG_VM_EVENT_COUNTERS */
#endif /* CONFIG_VM_EVENTS_COUNTERS */
};
#endif /* CONFIG_PROC_FS || CONFIG_SYSFS || CONFIG_NUMA */