From: Yang Shi yang.shi@linux.alibaba.com
commit 554913f600b45d73de12ad58c1ac7baa0f22a703 upstream.
Commit 99cb0dbd47a1 ("mm,thp: add read-only THP support for (non-shmem) FS") introduced a new khugepaged scan result: SCAN_PAGE_HAS_PRIVATE, but the corresponding description for trace events were not added.
Link: http://lkml.kernel.org/r/1574793844-2914-1-git-send-email-yang.shi@linux.ali... Fixes: 99cb0dbd47a1 ("mm,thp: add read-only THP support for (non-shmem) FS") Signed-off-by: Yang Shi yang.shi@linux.alibaba.com Cc: Song Liu songliubraving@fb.com Cc: Kirill A. Shutemov kirill.shutemov@linux.intel.com Cc: Anshuman Khandual anshuman.khandual@arm.com Signed-off-by: Andrew Morton akpm@linux-foundation.org Signed-off-by: Linus Torvalds torvalds@linux-foundation.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- include/trace/events/huge_memory.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/include/trace/events/huge_memory.h +++ b/include/trace/events/huge_memory.h @@ -31,7 +31,8 @@ EM( SCAN_ALLOC_HUGE_PAGE_FAIL, "alloc_huge_page_failed") \ EM( SCAN_CGROUP_CHARGE_FAIL, "ccgroup_charge_failed") \ EM( SCAN_EXCEED_SWAP_PTE, "exceed_swap_pte") \ - EMe(SCAN_TRUNCATED, "truncated") \ + EM( SCAN_TRUNCATED, "truncated") \ + EMe(SCAN_PAGE_HAS_PRIVATE, "page_has_private") \
#undef EM #undef EMe