diff options
| author | Mike Rapoport <rppt@linux.vnet.ibm.com> | 2018-10-30 15:07:44 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-10-31 08:54:15 -0700 |
| commit | aca52c39838910605b1063a2243f553aa2a02d5c (patch) | |
| tree | 4b878e206fd30fb9033bb234e35b7fcae4352c6c | |
| parent | b4a991ec584b3ce333342c431c3cc4fef8a690d7 (diff) | |
| download | linux-aca52c39838910605b1063a2243f553aa2a02d5c.tar.bz2 | |
mm: remove CONFIG_HAVE_MEMBLOCK
All architecures use memblock for early memory management. There is no need
for the CONFIG_HAVE_MEMBLOCK configuration option.
[rppt@linux.vnet.ibm.com: of/fdt: fixup #ifdefs]
Link: http://lkml.kernel.org/r/20180919103457.GA20545@rapoport-lnx
[rppt@linux.vnet.ibm.com: csky: fixups after bootmem removal]
Link: http://lkml.kernel.org/r/20180926112744.GC4628@rapoport-lnx
[rppt@linux.vnet.ibm.com: remove stale #else and the code it protects]
Link: http://lkml.kernel.org/r/1538067825-24835-1-git-send-email-rppt@linux.vnet.ibm.com
Link: http://lkml.kernel.org/r/1536927045-23536-4-git-send-email-rppt@linux.vnet.ibm.com
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Tested-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Chris Zankel <chris@zankel.net>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Greentime Hu <green.hu@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Guan Xuetao <gxt@pku.edu.cn>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "James E.J. Bottomley" <jejb@parisc-linux.org>
Cc: Jonas Bonn <jonas@southpole.se>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Ley Foon Tan <lftan@altera.com>
Cc: Mark Salter <msalter@redhat.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Matt Turner <mattst88@gmail.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Michal Simek <monstr@monstr.eu>
Cc: Palmer Dabbelt <palmer@sifive.com>
Cc: Paul Burton <paul.burton@mips.com>
Cc: Richard Kuo <rkuo@codeaurora.org>
Cc: Richard Weinberger <richard@nod.at>
Cc: Rich Felker <dalias@libc.org>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Serge Semin <fancer.lancer@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Vineet Gupta <vgupta@synopsys.com>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
40 files changed, 11 insertions, 199 deletions
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 04de6be101bc..5b4f88363453 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -31,7 +31,6 @@ config ALPHA select ODD_RT_SIGACTION select OLD_SIGSUSPEND select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67 - select HAVE_MEMBLOCK help The Alpha is a 64-bit general-purpose processor designed and marketed by the Digital Equipment Corporation of blessed memory, diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index 56995f356f69..c9e2a1323536 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -37,7 +37,6 @@ config ARC select HAVE_KERNEL_LZMA select HAVE_KPROBES select HAVE_KRETPROBES - select HAVE_MEMBLOCK select HAVE_MOD_ARCH_SPECIFIC select HAVE_OPROFILE select HAVE_PERF_EVENTS diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 37d4c40f405a..91be74d8df65 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -82,7 +82,6 @@ config ARM select HAVE_KERNEL_XZ select HAVE_KPROBES if !XIP_KERNEL && !CPU_ENDIAN_BE32 && !CPU_V7M select HAVE_KRETPROBES if (HAVE_KPROBES) - select HAVE_MEMBLOCK select HAVE_MOD_ARCH_SPECIFIC select HAVE_NMI select HAVE_OPROFILE if (HAVE_PERF_EVENTS) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index a8f36c7041ff..787d7850e064 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -139,7 +139,6 @@ config ARM64 select HAVE_GENERIC_DMA_COHERENT select HAVE_HW_BREAKPOINT if PERF_EVENTS select HAVE_IRQ_TIME_ACCOUNTING - select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP if NUMA select HAVE_NMI select HAVE_PATA_PLATFORM diff --git a/arch/c6x/Kconfig b/arch/c6x/Kconfig index f65a084607fd..84420109113d 100644 --- a/arch/c6x/Kconfig +++ b/arch/c6x/Kconfig @@ -13,7 +13,6 @@ config C6X select GENERIC_ATOMIC64 select GENERIC_IRQ_SHOW select HAVE_ARCH_TRACEHOOK - select HAVE_MEMBLOCK select SPARSE_IRQ select IRQ_DOMAIN select OF diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig index 46966f576249..cb64f8dacd08 100644 --- a/arch/csky/Kconfig +++ b/arch/csky/Kconfig @@ -36,7 +36,6 @@ config CSKY select HAVE_C_RECORDMCOUNT select HAVE_DMA_API_DEBUG select HAVE_DMA_CONTIGUOUS - select HAVE_MEMBLOCK select MAY_HAVE_SPARSE_IRQ select MODULES_USE_ELF_RELA if MODULES select OF diff --git a/arch/csky/kernel/setup.c b/arch/csky/kernel/setup.c index a5e3ab1d5360..dff8b89444ec 100644 --- a/arch/csky/kernel/setup.c +++ b/arch/csky/kernel/setup.c @@ -3,7 +3,6 @@ #include <linux/console.h> #include <linux/memblock.h> -#include <linux/bootmem.h> #include <linux/initrd.h> #include <linux/of.h> #include <linux/of_fdt.h> diff --git a/arch/csky/mm/highmem.c b/arch/csky/mm/highmem.c index e168ac087ccb..53b1bfa4c462 100644 --- a/arch/csky/mm/highmem.c +++ b/arch/csky/mm/highmem.c @@ -4,7 +4,7 @@ #include <linux/module.h> #include <linux/highmem.h> #include <linux/smp.h> -#include <linux/bootmem.h> +#include <linux/memblock.h> #include <asm/fixmap.h> #include <asm/tlbflush.h> #include <asm/cacheflush.h> @@ -140,7 +140,7 @@ static void __init fixrange_init(unsigned long start, unsigned long end, pmd = (pmd_t *)pud; for (; (k < PTRS_PER_PMD) && (vaddr != end); pmd++, k++) { if (pmd_none(*pmd)) { - pte = (pte_t *) alloc_bootmem_low_pages(PAGE_SIZE); + pte = (pte_t *) memblock_alloc_low(PAGE_SIZE, PAGE_SIZE); set_pmd(pmd, __pmd(__pa(pte))); BUG_ON(pte != pte_offset_kernel(pmd, 0)); } diff --git a/arch/csky/mm/init.c b/arch/csky/mm/init.c index ce2711e050ad..dc07c078f9b8 100644 --- a/arch/csky/mm/init.c +++ b/arch/csky/mm/init.c @@ -14,7 +14,6 @@ #include <linux/ptrace.h> #include <linux/mman.h> #include <linux/mm.h> -#include <linux/bootmem.h> #include <linux/highmem.h> #include <linux/memblock.h> #include <linux/swap.h> @@ -47,7 +46,7 @@ void __init mem_init(void) #endif high_memory = (void *) __va(max_low_pfn << PAGE_SHIFT); - free_all_bootmem(); + memblock_free_all(); #ifdef CONFIG_HIGHMEM for (tmp = highstart_pfn; tmp < highend_pfn; tmp++) { diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig index 5e89d40be8cd..d19c6b16cd5d 100644 --- a/arch/h8300/Kconfig +++ b/arch/h8300/Kconfig @@ -15,7 +15,6 @@ config H8300 select OF select OF_IRQ select OF_EARLY_FLATTREE - select HAVE_MEMBLOCK select TIMER_OF select H8300_TMR8 select HAVE_KERNEL_GZIP diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig index 7823f15e17b2..2b688af379e6 100644 --- a/arch/hexagon/Kconfig +++ b/arch/hexagon/Kconfig @@ -21,7 +21,6 @@ config HEXAGON select GENERIC_IRQ_SHOW select HAVE_ARCH_KGDB select HAVE_ARCH_TRACEHOOK - select HAVE_MEMBLOCK select ARCH_DISCARD_MEMBLOCK select NEED_SG_DMA_LENGTH select NO_IOPORT_MAP diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 2bf4ef792f2c..36773def6920 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -26,7 +26,6 @@ config IA64 select HAVE_FUNCTION_TRACER select TTY select HAVE_ARCH_TRACEHOOK - select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_VIRT_CPU_ACCOUNTING select ARCH_HAS_DMA_MARK_CLEAN diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 26edf2542295..1bc9f1ba759a 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -27,7 +27,6 @@ config M68K select OLD_SIGSUSPEND3 select OLD_SIGACTION select DMA_DIRECT_OPS if HAS_DMA - select HAVE_MEMBLOCK select ARCH_DISCARD_MEMBLOCK config CPU_BIG_ENDIAN diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index 5c2777bb5555..effed2efd306 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -28,7 +28,6 @@ config MICROBLAZE select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FUNCTION_GRAPH_TRACER select HAVE_FUNCTION_TRACER - select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_OPROFILE select IRQ_DOMAIN diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 366934157632..8272ea4c7264 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -60,7 +60,6 @@ config MIPS select HAVE_IRQ_TIME_ACCOUNTING select HAVE_KPROBES select HAVE_KRETPROBES - select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_MOD_ARCH_SPECIFIC select HAVE_NMI diff --git a/arch/nds32/Kconfig b/arch/nds32/Kconfig index 93c0b587ee23..7a04adacb2f0 100644 --- a/arch/nds32/Kconfig +++ b/arch/nds32/Kconfig @@ -29,7 +29,6 @@ config NDS32 select HANDLE_DOMAIN_IRQ select HAVE_ARCH_TRACEHOOK select HAVE_DEBUG_KMEMLEAK - select HAVE_MEMBLOCK select HAVE_REGS_AND_STACK_ACCESS_API select IRQ_DOMAIN select LOCKDEP_SUPPORT diff --git a/arch/nios2/Kconfig b/arch/nios2/Kconfig index b01febeb5ce3..7e95506e957a 100644 --- a/arch/nios2/Kconfig +++ b/arch/nios2/Kconfig @@ -23,7 +23,6 @@ config NIOS2 select SPARSE_IRQ select USB_ARCH_HAS_HCD if USB_SUPPORT select CPU_NO_EFFICIENT_FFS - select HAVE_MEMBLOCK select ARCH_DISCARD_MEMBLOCK config GENERIC_CSUM diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig index cbfaf15f9d70..285f7d05c8ed 100644 --- a/arch/openrisc/Kconfig +++ b/arch/openrisc/Kconfig @@ -12,7 +12,6 @@ config OPENRISC select OF_EARLY_FLATTREE select IRQ_DOMAIN select HANDLE_DOMAIN_IRQ - select HAVE_MEMBLOCK select GPIOLIB select HAVE_ARCH_TRACEHOOK select SPARSE_IRQ diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 7418ebeeb4a4..92a339ee28b3 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -15,7 +15,6 @@ config PARISC select RTC_CLASS select RTC_DRV_GENERIC select INIT_ALL_POSSIBLE - select HAVE_MEMBLOCK select BUG select BUILDTIME_EXTABLE_SORT select HAVE_PERF_EVENTS diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 5798ffb1379b..2d51b2bd4aa1 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -206,7 +206,6 @@ config PPC select HAVE_KRETPROBES select HAVE_LD_DEAD_CODE_DATA_ELIMINATION select HAVE_LIVEPATCH if HAVE_DYNAMIC_FTRACE_WITH_REGS - select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_MOD_ARCH_SPECIFIC select HAVE_NMI if PERF_EVENTS || (PPC64 && PPC_BOOK3S) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index f7c6b7cf124a..d86842c21710 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -28,7 +28,6 @@ config RISCV select GENERIC_STRNLEN_USER select GENERIC_SMP_IDLE_THREAD select GENERIC_ATOMIC64 if !64BIT || !RISCV_ISA_A - select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_DMA_CONTIGUOUS select HAVE_FUTEX_CMPXCHG if FUTEX diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index c7af83a15b2d..5173366af8f3 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -163,7 +163,6 @@ config S390 select HAVE_LIVEPATCH select HAVE_PERF_REGS select HAVE_PERF_USER_STACK_DUMP - select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_MEMBLOCK_PHYS_MAP select HAVE_MOD_ARCH_SPECIFIC diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 7aaea9690e18..f82a4da7adf3 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -9,7 +9,6 @@ config SUPERH select CLKDEV_LOOKUP select DMA_DIRECT_OPS select HAVE_IDE if HAS_IOPORT_MAP - select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select ARCH_DISCARD_MEMBLOCK select HAVE_OPROFILE diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 98c0996f3c2c..490b2c95c212 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -45,7 +45,6 @@ config SPARC select LOCKDEP_SMALL if LOCKDEP select NEED_DMA_MAP_STATE select NEED_SG_DMA_LENGTH - select HAVE_MEMBLOCK config SPARC32 def_bool !64BIT diff --git a/arch/um/Kconfig b/arch/um/Kconfig index ce3d56299b28..6b9938919f0b 100644 --- a/arch/um/Kconfig +++ b/arch/um/Kconfig @@ -12,7 +12,6 @@ config UML select HAVE_UID16 select HAVE_FUTEX_CMPXCHG if FUTEX select HAVE_DEBUG_KMEMLEAK - select HAVE_MEMBLOCK select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES select GENERIC_CLOCKEVENTS diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig index 3a3b40f79558..a4c05159dca5 100644 --- a/arch/unicore32/Kconfig +++ b/arch/unicore32/Kconfig @@ -5,7 +5,6 @@ config UNICORE32 select ARCH_MIGHT_HAVE_PC_PARPORT select ARCH_MIGHT_HAVE_PC_SERIO select DMA_DIRECT_OPS - select HAVE_MEMBLOCK select HAVE_GENERIC_DMA_COHERENT select HAVE_KERNEL_GZIP select HAVE_KERNEL_BZIP2 diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 0354f52ef30e..c51c989c19c0 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -169,7 +169,6 @@ config X86 select HAVE_KRETPROBES select HAVE_KVM select HAVE_LIVEPATCH if X86_64 - select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_MIXED_BREAKPOINTS_REGS select HAVE_MOD_ARCH_SPECIFIC diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index df43d2e76842..60c141af222b 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -28,7 +28,6 @@ config XTENSA select HAVE_FUTEX_CMPXCHG if !MMU select HAVE_HW_BREAKPOINT if PERF_EVENTS select HAVE_IRQ_TIME_ACCOUNTING - select HAVE_MEMBLOCK select HAVE_OPROFILE select HAVE_PERF_EVENTS select HAVE_STACKPROTECTOR diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index 76c83c1ffeda..4f915cea6f75 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -1115,7 +1115,6 @@ int __init early_init_dt_scan_chosen(unsigned long node, const char *uname, return 1; } -#ifdef CONFIG_HAVE_MEMBLOCK #ifndef MIN_MEMBLOCK_ADDR #define MIN_MEMBLOCK_ADDR __pa(PAGE_OFFSET) #endif @@ -1178,26 +1177,6 @@ int __init __weak early_init_dt_reserve_memory_arch(phys_addr_t base, return memblock_reserve(base, size); } -#else -void __init __weak early_init_dt_add_memory_arch(u64 base, u64 size) -{ - WARN_ON(1); -} - -int __init __weak early_init_dt_mark_hotplug_memory_arch(u64 base, u64 size) -{ - return -ENOSYS; -} - -int __init __weak early_init_dt_reserve_memory_arch(phys_addr_t base, - phys_addr_t size, bool nomap) -{ - pr_err("Reserved memory not supported, ignoring range %pa - %pa%s\n", - &base, &size, nomap ? " (nomap)" : ""); - return -ENOSYS; -} -#endif - static void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align) { return memblock_virt_alloc(size, align); diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c index 895c83e0c7b6..d6255c276a41 100644 --- a/drivers/of/of_reserved_mem.c +++ b/drivers/of/of_reserved_mem.c @@ -20,13 +20,12 @@ #include <linux/of_reserved_mem.h> #include <linux/sort.h> #include <linux/slab.h> +#include <linux/memblock.h> #define MAX_RESERVED_REGIONS 32 static struct reserved_mem reserved_mem[MAX_RESERVED_REGIONS]; static int reserved_mem_count; -#if defined(CONFIG_HAVE_MEMBLOCK) -#include <linux/memblock.h> int __init __weak early_init_dt_alloc_reserved_memory_arch(phys_addr_t size, phys_addr_t align, phys_addr_t start, phys_addr_t end, bool nomap, phys_addr_t *res_base) @@ -54,16 +53,6 @@ int __init __weak early_init_dt_alloc_reserved_memory_arch(phys_addr_t size, return memblock_remove(base, size); return 0; } -#else -int __init __weak early_init_dt_alloc_reserved_memory_arch(phys_addr_t size, - phys_addr_t align, phys_addr_t start, phys_addr_t end, bool nomap, - phys_addr_t *res_base) -{ - pr_err("Reserved memory not supported, ignoring region 0x%llx%s\n", - size, nomap ? " (nomap)" : ""); - return -ENOSYS; -} -#endif /** * res_mem_save_node() - save fdt node for second pass initialization diff --git a/drivers/staging/android/ion/Kconfig b/drivers/staging/android/ion/Kconfig index c16dd16afe6a..0fdda6f62953 100644 --- a/drivers/staging/android/ion/Kconfig +++ b/drivers/staging/android/ion/Kconfig @@ -1,6 +1,6 @@ menuconfig ION bool "Ion Memory Manager" - depends on HAVE_MEMBLOCK && HAS_DMA && MMU + depends on HAS_DMA && MMU select GENERIC_ALLOCATOR select DMA_SHARED_BUFFER help diff --git a/fs/pstore/Kconfig b/fs/pstore/Kconfig index 503086f7f7c1..0d19d191ae70 100644 --- a/fs/pstore/Kconfig +++ b/fs/pstore/Kconfig @@ -141,7 +141,6 @@ config PSTORE_RAM tristate "Log panic/oops to a RAM buffer" depends on PSTORE depends on HAS_IOMEM - depends on HAVE_MEMBLOCK select REED_SOLOMON select REED_SOLOMON_ENC8 select REED_SOLOMON_DEC8 diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h index 1f005b5c1555..ee61ac355104 100644 --- a/include/linux/bootmem.h +++ b/include/linux/bootmem.h @@ -132,9 +132,6 @@ extern void *__alloc_bootmem_low_node(pg_data_t *pgdat, #define alloc_bootmem_low_pages_node(pgdat, x) \ __alloc_bootmem_low_node(pgdat, x, PAGE_SIZE, 0) - -#if defined(CONFIG_HAVE_MEMBLOCK) - /* FIXME: use MEMBLOCK_ALLOC_* variants here */ #define BOOTMEM_ALLOC_ACCESSIBLE 0 #define BOOTMEM_ALLOC_ANYWHERE (~(phys_addr_t)0) @@ -234,115 +231,6 @@ static inline void __init memblock_free_late( __memblock_free_late(base, size); } -#else - -#define BOOTMEM_ALLOC_ACCESSIBLE 0 - - -/* Fall back to all the existing bootmem APIs */ -static inline void * __init memblock_virt_alloc( - phys_addr_t size, phys_addr_t align) -{ - if (!align) - align = SMP_CACHE_BYTES; - return __alloc_bootmem(size, align, BOOTMEM_LOW_LIMIT); -} - -static inline void * __init memblock_virt_alloc_raw( - phys_addr_t size, phys_addr_t align) -{ - if (!align) - align = SMP_CACHE_BYTES; - return __alloc_bootmem_nopanic(size, align, BOOTMEM_LOW_LIMIT); -} - -static inline void * __init memblock_virt_alloc_nopanic( - phys_addr_t size, phys_addr_t align) -{ - if (!align) - align = SMP_CACHE_BYTES; - return __alloc_bootmem_nopanic(size, align, BOOTMEM_LOW_LIMIT); -} - -static inline void * __init memblock_virt_alloc_low( - phys_addr_t size, phys_addr_t align) -{ - if (!align) - align = SMP_CACHE_BYTES; - return __alloc_bootmem_low(size, align, 0); -} - -static inline void * __init memblock_virt_alloc_low_nopanic( - phys_addr_t size, phys_addr_t align) -{ - if (!align) - align = SMP_CACHE_BYTES; - return __alloc_bootmem_low_nopanic(size, align, 0); -} - -static inline void * __init memblock_virt_alloc_from_nopanic( - phys_addr_t size, phys_addr_t align, phys_addr_t min_addr) -{ - return __alloc_bootmem_nopanic(size, align, min_addr); -} - -static inline void * __init memblock_virt_alloc_node( - phys_addr_t size, int nid) -{ - return __alloc_bootmem_node(NODE_DATA(nid), size, SMP_CACHE_BYTES, - BOOTMEM_LOW_LIMIT); -} - -static inline void * __init memblock_virt_alloc_node_nopanic( - phys_addr_t size, int nid) -{ - return __alloc_bootmem_node_nopanic(NODE_DATA(nid), size, - SMP_CACHE_BYTES, - BOOTMEM_LOW_LIMIT); -} - -static inline void * __init memblock_virt_alloc_try_nid(phys_addr_t size, - phys_addr_t align, phys_addr_t min_addr, phys_addr_t max_addr, int nid) -{ - return __alloc_bootmem_node_high(NODE_DATA(nid), size, align, - min_addr); -} - -static inline void * __init memblock_virt_alloc_try_nid_raw( - phys_addr_t size, phys_addr_t align, - phys_addr_t min_addr, phys_addr_t max_addr, int nid) -{ - return ___alloc_bootmem_node_nopanic(NODE_DATA(nid), size, align, - min_addr, max_addr); -} - -static inline void * __init memblock_virt_alloc_try_nid_nopanic( - phys_addr_t size, phys_addr_t align, - phys_addr_t min_addr, phys_addr_t max_addr, int nid) -{ - return ___alloc_bootmem_node_nopanic(NODE_DATA(nid), size, align, - min_addr, max_addr); -} - -static inline void __init memblock_free_early( - phys_addr_t base, phys_addr_t size) -{ - free_bootmem(base, size); -} - -static inline void __init memblock_free_early_nid( - phys_addr_t base, phys_addr_t size, int nid) -{ - free_bootmem_node(NODE_DATA(nid), base, size); -} - -static inline void __init memblock_free_late( - phys_addr_t base, phys_addr_t size) -{ - free_bootmem_late(base, size); -} -#endif /* defined(CONFIG_HAVE_MEMBLOCK) */ - extern void *alloc_large_system_hash(const char *tablename, unsigned long bucketsize, unsigned long numentries, diff --git a/include/linux/memblock.h b/include/linux/memblock.h index 2acdd046df2d..224d27363cca 100644 --- a/include/linux/memblock.h +++ b/include/linux/memblock.h @@ -2,7 +2,6 @@ #define _LINUX_MEMBLOCK_H #ifdef __KERNEL__ -#ifdef CONFIG_HAVE_MEMBLOCK /* * Logical memory blocks. * @@ -440,12 +439,6 @@ static inline void early_memtest(phys_addr_t start, phys_addr_t end) { } #endif -#else -static inline phys_addr_t memblock_alloc(phys_addr_t size, phys_addr_t align) -{ - return 0; -} -#endif /* CONFIG_HAVE_MEMBLOCK */ #endif /* __KERNEL__ */ diff --git a/include/linux/mm.h b/include/linux/mm.h index 1e52b8fd1685..fcf9cc9d535f 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2163,7 +2163,7 @@ extern int __meminit __early_pfn_to_nid(unsigned long pfn, struct mminit_pfnnid_cache *state); #endif -#if defined(CONFIG_HAVE_MEMBLOCK) && !defined(CONFIG_FLAT_NODE_MEM_MAP) +#if !defined(CONFIG_FLAT_NODE_MEM_MAP) void zero_resv_unavail(void); #else static inline void zero_resv_unavail(void) {} diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index e0ba05e6f6bd..1af29b8224fd 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1292,7 +1292,7 @@ config DEBUG_KOBJECT depends on DEBUG_KERNEL help If you say Y here, some extra kobject debugging messages will be sent - to the syslog. + to the syslog. config DEBUG_KOBJECT_RELEASE bool "kobject release debugging" @@ -1980,7 +1980,6 @@ endif # RUNTIME_TESTING_MENU config MEMTEST bool "Memtest" - depends on HAVE_MEMBLOCK ---help--- This option adds a kernel parameter 'memtest', which allows memtest to be set. diff --git a/mm/Kconfig b/mm/Kconfig index f7cb608f9ab2..d85e39da47ae 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -127,9 +127,6 @@ config SPARSEMEM_VMEMMAP pfn_to_page and page_to_pfn operations. This is the most efficient option when sufficient kernel resources are available. -config HAVE_MEMBLOCK - bool - config HAVE_MEMBLOCK_NODE_MAP bool @@ -478,7 +475,7 @@ config FRONTSWAP config CMA bool "Contiguous Memory Allocator" - depends on HAVE_MEMBLOCK && MMU + depends on MMU select MIGRATION select MEMORY_ISOLATION help diff --git a/mm/Makefile b/mm/Makefile index ea5333886593..ca3c844d7a56 100644 --- a/mm/Makefile +++ b/mm/Makefile @@ -43,11 +43,11 @@ obj-y := filemap.o mempool.o oom_kill.o fadvise.o \ obj-y += init-mm.o obj-y += nobootmem.o +obj-y += memblock.o ifdef CONFIG_MMU obj-$(CONFIG_ADVISE_SYSCALLS) += madvise.o endif -obj-$(CONFIG_HAVE_MEMBLOCK) += memblock.o obj-$(CONFIG_SWAP) += page_io.o swap_state.o swapfile.o swap_slots.o obj-$(CONFIG_FRONTSWAP) += frontswap.o diff --git a/mm/nobootmem.c b/mm/nobootmem.c index 439af3b765a7..d4d0cd474087 100644 --- a/mm/nobootmem.c +++ b/mm/nobootmem.c @@ -23,10 +23,6 @@ #include "internal.h" -#ifndef CONFIG_HAVE_MEMBLOCK -#error CONFIG_HAVE_MEMBLOCK not defined -#endif - #ifndef CONFIG_NEED_MULTIPLE_NODES struct pglist_data __refdata contig_page_data; EXPORT_SYMBOL(contig_page_data); diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 863d46da6586..59d171f84445 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6508,8 +6508,7 @@ void __init free_area_init_node(int nid, unsigned long *zones_size, free_area_init_core(pgdat); } -#if defined(CONFIG_HAVE_MEMBLOCK) && !defined(CONFIG_FLAT_NODE_MEM_MAP) - +#if !defined(CONFIG_FLAT_NODE_MEM_MAP) /* * Zero all valid struct pages in range [spfn, epfn), return number of struct * pages zeroed @@ -6569,7 +6568,7 @@ void __init zero_resv_unavail(void) if (pgcnt) pr_info("Zeroed struct page in unavailable ranges: %lld pages", pgcnt); } -#endif /* CONFIG_HAVE_MEMBLOCK && !CONFIG_FLAT_NODE_MEM_MAP */ +#endif /* !CONFIG_FLAT_NODE_MEM_MAP */ #ifdef CONFIG_HAVE_MEMBLOCK_NODE_MAP |