PF_POISONED_CHECK 1114 include/linux/mm.h return (PF_POISONED_CHECK(p)->flags >> NODES_PGSHIFT) & NODES_MASK; PF_POISONED_CHECK 231 include/linux/page-flags.h #define PF_ANY(page, enforce) PF_POISONED_CHECK(page) PF_POISONED_CHECK 232 include/linux/page-flags.h #define PF_HEAD(page, enforce) PF_POISONED_CHECK(compound_head(page)) PF_POISONED_CHECK 235 include/linux/page-flags.h PF_POISONED_CHECK(page); }) PF_POISONED_CHECK 238 include/linux/page-flags.h PF_POISONED_CHECK(compound_head(page)); }) PF_POISONED_CHECK 241 include/linux/page-flags.h PF_POISONED_CHECK(page); })