-/* Wrapper for contiguous page frame allocation */
-#define __OBD_PAGE_ALLOC_VERBOSE(ptr, cptab, cpt, gfp_mask) \
-do { \
- (ptr) = (cptab) == NULL ? \
- alloc_page(gfp_mask) : \
- cfs_page_cpt_alloc(cptab, cpt, gfp_mask); \
- if (unlikely((ptr) == NULL)) { \
- CERROR("alloc_pages of '" #ptr "' %d page(s) / "LPU64" bytes "\
- "failed\n", (int)1, \
- (__u64)(1 << PAGE_CACHE_SHIFT)); \
- CERROR(LPU64" total bytes and "LPU64" total pages " \
- "("LPU64" bytes) allocated by Lustre, " \
- "%d total bytes by LNET\n", \
- obd_memory_sum(), \
- obd_pages_sum() << PAGE_CACHE_SHIFT, \
- obd_pages_sum(), \
- atomic_read(&libcfs_kmemory)); \
- } else { \
- obd_pages_add(0); \
- CDEBUG(D_MALLOC, "alloc_pages '" #ptr "': %d page(s) / " \
- LPU64" bytes at %p.\n", \
- (int)1, \
- (__u64)(1 << PAGE_CACHE_SHIFT), ptr); \
- } \
-} while (0)
-
-#define OBD_PAGE_ALLOC(ptr, gfp_mask) \
- __OBD_PAGE_ALLOC_VERBOSE(ptr, NULL, 0, gfp_mask)
-#define OBD_PAGE_CPT_ALLOC(ptr, cptab, cpt, gfp_mask) \
- __OBD_PAGE_ALLOC_VERBOSE(ptr, cptab, cpt, gfp_mask)
-
-#define OBD_PAGE_FREE(ptr) \
-do { \
- LASSERT(ptr); \
- obd_pages_sub(0); \
- CDEBUG(D_MALLOC, "free_pages '" #ptr "': %d page(s) / "LPU64" bytes " \
- "at %p.\n", \
- (int)1, (__u64)(1 << PAGE_CACHE_SHIFT), \
- ptr); \
- __free_page(ptr); \
- (ptr) = (void *)0xdeadbeef; \
-} while (0)
-