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-rw-r--r--include/linux/mm_types.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 809defe..2dd9c31 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -55,6 +55,7 @@ struct page {
*/
void *s_mem; /* slab first object */
atomic_t compound_mapcount; /* first tail page */
+ /* page_deferred_list().next -- second tail page */
};
/* Second double word */
@@ -62,6 +63,7 @@ struct page {
union {
pgoff_t index; /* Our offset within mapping. */
void *freelist; /* sl[aou]b first free object */
+ /* page_deferred_list().prev -- second tail page */
};
union {
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