diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/kernel/setup.c | 6 | ||||
| -rw-r--r-- | arch/arm/mm/init.c | 6 | ||||
| -rw-r--r-- | arch/arm/mm/mmu.c | 14 |
3 files changed, 24 insertions, 2 deletions
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 375b13f7e780..5d78b6ac0429 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -867,6 +867,9 @@ static void __init request_standard_resources(const struct machine_desc *mdesc) boot_alias_start = phys_to_idmap(start); if (arm_has_idmap_alias() && boot_alias_start != IDMAP_INVALID_ADDR) { res = memblock_alloc(sizeof(*res), SMP_CACHE_BYTES); + if (!res) + panic("%s: Failed to allocate %zu bytes\n", + __func__, sizeof(*res)); res->name = "System RAM (boot alias)"; res->start = boot_alias_start; res->end = phys_to_idmap(end); @@ -875,6 +878,9 @@ static void __init request_standard_resources(const struct machine_desc *mdesc) } res = memblock_alloc(sizeof(*res), SMP_CACHE_BYTES); + if (!res) + panic("%s: Failed to allocate %zu bytes\n", __func__, + sizeof(*res)); res->name = "System RAM"; res->start = start; res->end = end; diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 478ea8b7db87..15dddfe43319 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -205,7 +205,11 @@ phys_addr_t __init arm_memblock_steal(phys_addr_t size, phys_addr_t align) BUG_ON(!arm_memblock_steal_permitted); - phys = memblock_alloc_base(size, align, MEMBLOCK_ALLOC_ANYWHERE); + phys = memblock_phys_alloc(size, align); + if (!phys) + panic("Failed to steal %pa bytes at %pS\n", + &size, (void *)_RET_IP_); + memblock_free(phys, size); memblock_remove(phys, size); diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 57de0dde3ae0..f3ce34113f89 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -721,7 +721,13 @@ EXPORT_SYMBOL(phys_mem_access_prot); static void __init *early_alloc(unsigned long sz) { - return memblock_alloc(sz, sz); + void *ptr = memblock_alloc(sz, sz); + + if (!ptr) + panic("%s: Failed to allocate %lu bytes align=0x%lx\n", + __func__, sz, sz); + + return ptr; } static void *__init late_alloc(unsigned long sz) @@ -994,6 +1000,9 @@ void __init iotable_init(struct map_desc *io_desc, int nr) return; svm = memblock_alloc(sizeof(*svm) * nr, __alignof__(*svm)); + if (!svm) + panic("%s: Failed to allocate %zu bytes align=0x%zx\n", + __func__, sizeof(*svm) * nr, __alignof__(*svm)); for (md = io_desc; nr; md++, nr--) { create_mapping(md); @@ -1016,6 +1025,9 @@ void __init vm_reserve_area_early(unsigned long addr, unsigned long size, struct static_vm *svm; svm = memblock_alloc(sizeof(*svm), __alignof__(*svm)); + if (!svm) + panic("%s: Failed to allocate %zu bytes align=0x%zx\n", + __func__, sizeof(*svm), __alignof__(*svm)); vm = &svm->vm; vm->addr = (void *)addr; |