shmem_read_folio_gfp
folio = shmem_read_folio_gfp(mapping, i,
folio = shmem_read_folio_gfp(mapping, i, gfp);
to_folio = shmem_read_folio_gfp(mapping, idx + i, alloc_gfp);
from_folio = shmem_read_folio_gfp(mapping, idx, mapping_gfp_mask(mapping)
struct folio *shmem_read_folio_gfp(struct address_space *mapping,
return shmem_read_folio_gfp(mapping, index, mapping_gfp_mask(mapping));
EXPORT_SYMBOL_GPL(shmem_read_folio_gfp);
struct folio *folio = shmem_read_folio_gfp(mapping, index, gfp);