diff options
Diffstat (limited to 'mm/memblock.c')
| -rw-r--r-- | mm/memblock.c | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/mm/memblock.c b/mm/memblock.c index 87108e77e476..1c7b647e5897 100644 --- a/mm/memblock.c +++ b/mm/memblock.c @@ -91,7 +91,7 @@ static unsigned long __init_memblock memblock_addrs_overlap(phys_addr_t base1, p return ((base1 < (base2 + size2)) && (base2 < (base1 + size1))); } -static long __init_memblock memblock_overlaps_region(struct memblock_type *type, +bool __init_memblock memblock_overlaps_region(struct memblock_type *type, phys_addr_t base, phys_addr_t size) { unsigned long i; @@ -103,7 +103,7 @@ static long __init_memblock memblock_overlaps_region(struct memblock_type *type, break; } - return (i < type->cnt) ? i : -1; + return i < type->cnt; } /* @@ -566,6 +566,10 @@ repeat: * area, insert that portion. */ if (rbase > base) { +#ifdef CONFIG_HAVE_MEMBLOCK_NODE_MAP + WARN_ON(nid != memblock_get_region_node(rgn)); +#endif + WARN_ON(flags != rgn->flags); nr_new++; if (insert) memblock_insert_region(type, i++, base, @@ -611,14 +615,14 @@ static int __init_memblock memblock_add_region(phys_addr_t base, int nid, unsigned long flags) { - struct memblock_type *_rgn = &memblock.memory; + struct memblock_type *type = &memblock.memory; memblock_dbg("memblock_add: [%#016llx-%#016llx] flags %#02lx %pF\n", (unsigned long long)base, (unsigned long long)base + size - 1, flags, (void *)_RET_IP_); - return memblock_add_range(_rgn, base, size, nid, flags); + return memblock_add_range(type, base, size, nid, flags); } int __init_memblock memblock_add(phys_addr_t base, phys_addr_t size) @@ -758,7 +762,7 @@ int __init_memblock memblock_reserve(phys_addr_t base, phys_addr_t size) * * This function isolates region [@base, @base + @size), and sets/clears flag * - * Return 0 on succees, -errno on failure. + * Return 0 on success, -errno on failure. */ static int __init_memblock memblock_setclr_flag(phys_addr_t base, phys_addr_t size, int set, int flag) @@ -785,7 +789,7 @@ static int __init_memblock memblock_setclr_flag(phys_addr_t base, * @base: the base phys addr of the region * @size: the size of the region * - * Return 0 on succees, -errno on failure. + * Return 0 on success, -errno on failure. */ int __init_memblock memblock_mark_hotplug(phys_addr_t base, phys_addr_t size) { @@ -797,7 +801,7 @@ int __init_memblock memblock_mark_hotplug(phys_addr_t base, phys_addr_t size) * @base: the base phys addr of the region * @size: the size of the region * - * Return 0 on succees, -errno on failure. + * Return 0 on success, -errno on failure. */ int __init_memblock memblock_clear_hotplug(phys_addr_t base, phys_addr_t size) { @@ -809,7 +813,7 @@ int __init_memblock memblock_clear_hotplug(phys_addr_t base, phys_addr_t size) * @base: the base phys addr of the region * @size: the size of the region * - * Return 0 on succees, -errno on failure. + * Return 0 on success, -errno on failure. */ int __init_memblock memblock_mark_mirror(phys_addr_t base, phys_addr_t size) { @@ -831,10 +835,10 @@ void __init_memblock __next_reserved_mem_region(u64 *idx, phys_addr_t *out_start, phys_addr_t *out_end) { - struct memblock_type *rsv = &memblock.reserved; + struct memblock_type *type = &memblock.reserved; - if (*idx >= 0 && *idx < rsv->cnt) { - struct memblock_region *r = &rsv->regions[*idx]; + if (*idx >= 0 && *idx < type->cnt) { + struct memblock_region *r = &type->regions[*idx]; phys_addr_t base = r->base; phys_addr_t size = r->size; @@ -972,7 +976,7 @@ void __init_memblock __next_mem_range(u64 *idx, int nid, ulong flags, * in type_b. * * @idx: pointer to u64 loop variable - * @nid: nid: node selector, %NUMA_NO_NODE for all nodes + * @nid: node selector, %NUMA_NO_NODE for all nodes * @flags: pick from blocks based on memory attributes * @type_a: pointer to memblock_type from where the range is taken * @type_b: pointer to memblock_type which excludes memory from being taken @@ -1562,12 +1566,12 @@ int __init_memblock memblock_is_region_memory(phys_addr_t base, phys_addr_t size * Check if the region [@base, @base+@size) intersects a reserved memory block. * * RETURNS: - * 0 if false, non-zero if true + * True if they intersect, false if not. */ -int __init_memblock memblock_is_region_reserved(phys_addr_t base, phys_addr_t size) +bool __init_memblock memblock_is_region_reserved(phys_addr_t base, phys_addr_t size) { memblock_cap_size(base, &size); - return memblock_overlaps_region(&memblock.reserved, base, size) >= 0; + return memblock_overlaps_region(&memblock.reserved, base, size); } void __init_memblock memblock_trim_memory(phys_addr_t align) |