diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2018-03-09 23:14:56 +0100 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2018-03-16 10:56:13 +0100 |
| commit | 79375ea3ec527f746d5beae8c8f6e8a58740d4a8 (patch) | |
| tree | 68862deeecaeb2c631195ee7d4c523a58272f1bf | |
| parent | 1a8429132e1d2ada3832db5b4a0802c49affb750 (diff) | |
| download | linux-79375ea3ec527f746d5beae8c8f6e8a58740d4a8.tar.bz2 | |
mm: remove obsolete alloc_remap()
Tile was the only remaining architecture to implement alloc_remap(),
and since that is being removed, there is no point in keeping this
function.
Removing all callers simplifies the mem_map handling.
Reviewed-by: Pavel Tatashin <pasha.tatashin@oracle.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
| -rw-r--r-- | include/linux/bootmem.h | 9 | ||||
| -rw-r--r-- | mm/page_alloc.c | 5 | ||||
| -rw-r--r-- | mm/sparse.c | 15 |
3 files changed, 1 insertions, 28 deletions
diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h index a53063e9d7d8..7942a96b1a9d 100644 --- a/include/linux/bootmem.h +++ b/include/linux/bootmem.h @@ -364,15 +364,6 @@ static inline void __init memblock_free_late( } #endif /* defined(CONFIG_HAVE_MEMBLOCK) && defined(CONFIG_NO_BOOTMEM) */ -#ifdef CONFIG_HAVE_ARCH_ALLOC_REMAP -extern void *alloc_remap(int nid, unsigned long size); -#else -static inline void *alloc_remap(int nid, unsigned long size) -{ - return NULL; -} -#endif /* CONFIG_HAVE_ARCH_ALLOC_REMAP */ - extern void *alloc_large_system_hash(const char *tablename, unsigned long bucketsize, unsigned long numentries, diff --git a/mm/page_alloc.c b/mm/page_alloc.c index cb416723538f..484e21062228 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6199,10 +6199,7 @@ static void __ref alloc_node_mem_map(struct pglist_data *pgdat) end = pgdat_end_pfn(pgdat); end = ALIGN(end, MAX_ORDER_NR_PAGES); size = (end - start) * sizeof(struct page); - map = alloc_remap(pgdat->node_id, size); - if (!map) - map = memblock_virt_alloc_node_nopanic(size, - pgdat->node_id); + map = memblock_virt_alloc_node_nopanic(size, pgdat->node_id); pgdat->node_mem_map = map + offset; } pr_debug("%s: node %d, pgdat %08lx, node_mem_map %08lx\n", diff --git a/mm/sparse.c b/mm/sparse.c index 7af5e7a92528..65bb52599f90 100644 --- a/mm/sparse.c +++ b/mm/sparse.c @@ -427,10 +427,6 @@ struct page __init *sparse_mem_map_populate(unsigned long pnum, int nid, struct page *map; unsigned long size; - map = alloc_remap(nid, sizeof(struct page) * PAGES_PER_SECTION); - if (map) - return map; - size = PAGE_ALIGN(sizeof(struct page) * PAGES_PER_SECTION); map = memblock_virt_alloc_try_nid(size, PAGE_SIZE, __pa(MAX_DMA_ADDRESS), @@ -446,17 +442,6 @@ void __init sparse_mem_maps_populate_node(struct page **map_map, unsigned long pnum; unsigned long size = sizeof(struct page) * PAGES_PER_SECTION; - map = alloc_remap(nodeid, size * map_count); - if (map) { - for (pnum = pnum_begin; pnum < pnum_end; pnum++) { - if (!present_section_nr(pnum)) - continue; - map_map[pnum] = map; - map += size; - } - return; - } - size = PAGE_ALIGN(size); map = memblock_virt_alloc_try_nid_raw(size * map_count, PAGE_SIZE, __pa(MAX_DMA_ADDRESS), |