diff options
Diffstat (limited to 'arch/s390/mm/init.c')
| -rw-r--r-- | arch/s390/mm/init.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index 3e82f66d5c61..14d1eae9fe43 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -49,6 +49,8 @@ unsigned long empty_zero_page, zero_page_mask; EXPORT_SYMBOL(empty_zero_page); EXPORT_SYMBOL(zero_page_mask); +bool initmem_freed; + static void __init setup_zero_pages(void) { unsigned int order; @@ -148,20 +150,13 @@ void __init mem_init(void) void free_initmem(void) { + initmem_freed = true; __set_memory((unsigned long)_sinittext, (unsigned long)(_einittext - _sinittext) >> PAGE_SHIFT, SET_MEMORY_RW | SET_MEMORY_NX); free_initmem_default(POISON_FREE_INITMEM); } -#ifdef CONFIG_BLK_DEV_INITRD -void __init free_initrd_mem(unsigned long start, unsigned long end) -{ - free_reserved_area((void *)start, (void *)end, POISON_FREE_INITMEM, - "initrd"); -} -#endif - unsigned long memory_block_size_bytes(void) { /* @@ -224,8 +219,8 @@ device_initcall(s390_cma_mem_init); #endif /* CONFIG_CMA */ -int arch_add_memory(int nid, u64 start, u64 size, struct vmem_altmap *altmap, - bool want_memblock) +int arch_add_memory(int nid, u64 start, u64 size, + struct mhp_restrictions *restrictions) { unsigned long start_pfn = PFN_DOWN(start); unsigned long size_pages = PFN_DOWN(size); @@ -235,21 +230,22 @@ int arch_add_memory(int nid, u64 start, u64 size, struct vmem_altmap *altmap, if (rc) return rc; - rc = __add_pages(nid, start_pfn, size_pages, altmap, want_memblock); + rc = __add_pages(nid, start_pfn, size_pages, restrictions); if (rc) vmem_remove_mapping(start, size); return rc; } #ifdef CONFIG_MEMORY_HOTREMOVE -int arch_remove_memory(int nid, u64 start, u64 size, struct vmem_altmap *altmap) +void arch_remove_memory(int nid, u64 start, u64 size, + struct vmem_altmap *altmap) { /* * There is no hardware or firmware interface which could trigger a * hot memory remove on s390. So there is nothing that needs to be * implemented. */ - return -EBUSY; + BUG(); } #endif #endif /* CONFIG_MEMORY_HOTPLUG */ |