From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mike Rapoport Subject: [PATCH 05/21] mm: use free_area_init() instead of free_area_init_nodes() Date: Sun, 12 Apr 2020 22:48:43 +0300 Message-ID: <20200412194859.12663-6-rppt@kernel.org> References: <20200412194859.12663-1-rppt@kernel.org> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-Id:Date :Subject:To:From:Reply-To:Content-Type:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=sggXa/mAJSJ7c3/15uBJ4WmBs9tPjWSpWt6ysEkG8/M=; b=SBuJA05pgxZLx0 ZHnU2A0+lms8vSUV47T/FXSd9c/N/UE80lESmOmtH7UvEGL2hmd/ZVEIvo0z0dmR1616lkYMl//+y ZEAIBM2XtK8ckjPu92ks5DFMMYxY/7HqJEWjLNOxEJo18nD5DtcMLmF24uKof+7HWDAfJ3JSV/z9B ZnLGYdTA8Y8KE/aUx9uGhUUTiQ1BmTDLlHfK3joLgF0HvlbixhqxdF8JEGlfYOt7O6w4c3gFVOBLq fYQkTid86v/TeefLJfzU87j58cXdhrxA0tK9+v8X1cU5EYvV9oBSxsmCtfv2UpJ1Vpxd1pdG/f1w3 PX++G1/n5ONLwl1LnjBg==; DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586721035; bh=iOM3A0vobJDsExVzrS7lGV2zReH6TqGaWcX9M8mM67o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Li6J9KLf7BQUIwORBJAtmxXSovbI7+Oztrvkl3btE/AykHPFPb9eyP0D+y3v4aT4a hOOfbO3g2RKdUKA65ke3k0wtxsrNv+MCNOD6iqt6IW+nsyaSIJ/98KFgqdCAlgv4is AZ+L5b8mc15X1JCJFksrpHD/3bD8maPqGIn+/Fpo= In-Reply-To: <20200412194859.12663-1-rppt@kernel.org> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+glpr-linux-riscv=m.gmane-mx.org@lists.infradead.org Content-Type: text/plain; charset="us-ascii" To: linux-kernel@vger.kernel.org Cc: Rich Felker , linux-ia64@vger.kernel.org, linux-doc@vger.kernel.org, Catalin Marinas , Heiko Carstens , Michal Hocko , "James E.J. Bottomley" , Max Filippov , Guo Ren , linux-csky@vger.kernel.org, linux-parisc@vger.kernel.org, sparclinux@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-riscv@lists.infradead.org, Mike Rapoport , Greg Ungerer , linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, linux-c6x-dev@linux-c6x.org, Baoquan He , Jonathan Corbet , linux-sh@vger.kernel.org, Michael Ellerman , Helge Deller , x86@kernel.org, Russell King , Ley Foon Tan From: Mike Rapoport The free_area_init() has effectively became a wrapper for free_area_init_nodes() and there is no point of keeping it. Still free_area_init() name is shorter and more general as it does not imply necessity to initialize multiple nodes. Rename free_area_init_nodes() to free_area_init(), update the callers and drop old version of free_area_init(). Signed-off-by: Mike Rapoport --- arch/arm64/mm/init.c | 2 +- arch/ia64/mm/contig.c | 2 +- arch/ia64/mm/discontig.c | 2 +- arch/microblaze/mm/init.c | 2 +- arch/mips/loongson64/numa.c | 2 +- arch/mips/mm/init.c | 2 +- arch/mips/sgi-ip27/ip27-memory.c | 2 +- arch/powerpc/mm/mem.c | 2 +- arch/riscv/mm/init.c | 2 +- arch/s390/mm/init.c | 2 +- arch/sh/mm/init.c | 2 +- arch/sparc/mm/init_64.c | 2 +- arch/x86/mm/init.c | 2 +- include/linux/mm.h | 7 +++---- mm/page_alloc.c | 10 ++-------- 15 files changed, 18 insertions(+), 25 deletions(-) diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index e42727e3568e..a650adb358ee 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -206,7 +206,7 @@ static void __init zone_sizes_init(unsigned long min, unsigned long max) #endif max_zone_pfns[ZONE_NORMAL] = max; - free_area_init_nodes(max_zone_pfns); + free_area_init(max_zone_pfns); } #else diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c index 5b00dc3898e1..8786fa5c7612 100644 --- a/arch/ia64/mm/contig.c +++ b/arch/ia64/mm/contig.c @@ -210,6 +210,6 @@ paging_init (void) printk("Virtual mem_map starts at 0x%p\n", mem_map); } #endif /* !CONFIG_VIRTUAL_MEM_MAP */ - free_area_init_nodes(max_zone_pfns); + free_area_init(max_zone_pfns); zero_page_memmap_ptr = virt_to_page(ia64_imva(empty_zero_page)); } diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c index 4f33f6e7e206..dd8284bcbf16 100644 --- a/arch/ia64/mm/discontig.c +++ b/arch/ia64/mm/discontig.c @@ -627,7 +627,7 @@ void __init paging_init(void) max_zone_pfns[ZONE_DMA32] = max_dma; #endif max_zone_pfns[ZONE_NORMAL] = max_pfn; - free_area_init_nodes(max_zone_pfns); + free_area_init(max_zone_pfns); zero_page_memmap_ptr = virt_to_page(ia64_imva(empty_zero_page)); } diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c index 1ffbfa96b9b8..dcaa53d11339 100644 --- a/arch/microblaze/mm/init.c +++ b/arch/microblaze/mm/init.c @@ -112,7 +112,7 @@ static void __init paging_init(void) #endif /* We don't have holes in memory map */ - free_area_init_nodes(zones_size); + free_area_init(zones_size); } void __init setup_memory(void) diff --git a/arch/mips/loongson64/numa.c b/arch/mips/loongson64/numa.c index 1ae072df4831..901f5be5ee76 100644 --- a/arch/mips/loongson64/numa.c +++ b/arch/mips/loongson64/numa.c @@ -247,7 +247,7 @@ void __init paging_init(void) zones_size[ZONE_DMA32] = MAX_DMA32_PFN; #endif zones_size[ZONE_NORMAL] = max_low_pfn; - free_area_init_nodes(zones_size); + free_area_init(zones_size); } void __init mem_init(void) diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c index 79684000de0e..19719e8b41a5 100644 --- a/arch/mips/mm/init.c +++ b/arch/mips/mm/init.c @@ -418,7 +418,7 @@ void __init paging_init(void) } #endif - free_area_init_nodes(max_zone_pfns); + free_area_init(max_zone_pfns); } #ifdef CONFIG_64BIT diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c index a45691e6ab90..1213215ea965 100644 --- a/arch/mips/sgi-ip27/ip27-memory.c +++ b/arch/mips/sgi-ip27/ip27-memory.c @@ -419,7 +419,7 @@ void __init paging_init(void) pagetable_init(); zones_size[ZONE_NORMAL] = max_low_pfn; - free_area_init_nodes(zones_size); + free_area_init(zones_size); } void __init mem_init(void) diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 041ed7cfd341..0fcea21f26b4 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -271,7 +271,7 @@ void __init paging_init(void) max_zone_pfns[ZONE_HIGHMEM] = max_pfn; #endif - free_area_init_nodes(max_zone_pfns); + free_area_init(max_zone_pfns); mark_nonram_nosave(); } diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index b55be44ff9bd..f2ceab77b8e6 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -39,7 +39,7 @@ static void __init zone_sizes_init(void) #endif max_zone_pfns[ZONE_NORMAL] = max_low_pfn; - free_area_init_nodes(max_zone_pfns); + free_area_init(max_zone_pfns); } static void setup_zero_page(void) diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index 87b2d024e75a..b11bcf4da531 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -122,7 +122,7 @@ void __init paging_init(void) memset(max_zone_pfns, 0, sizeof(max_zone_pfns)); max_zone_pfns[ZONE_DMA] = PFN_DOWN(MAX_DMA_ADDRESS); max_zone_pfns[ZONE_NORMAL] = max_low_pfn; - free_area_init_nodes(max_zone_pfns); + free_area_init(max_zone_pfns); } void mark_rodata_ro(void) diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index b9de2d4fa57e..2573b163b3ab 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -334,7 +334,7 @@ void __init paging_init(void) memset(max_zone_pfns, 0, sizeof(max_zone_pfns)); max_zone_pfns[ZONE_NORMAL] = max_low_pfn; - free_area_init_nodes(max_zone_pfns); + free_area_init(max_zone_pfns); } unsigned int mem_init_done = 0; diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index 1cf0d666dea3..79d3c5e0802e 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -2488,7 +2488,7 @@ void __init paging_init(void) max_zone_pfns[ZONE_NORMAL] = end_pfn; - free_area_init_nodes(max_zone_pfns); + free_area_init(max_zone_pfns); } printk("Booting Linux...\n"); diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c index 1bba16c5742b..4016f2bf5d87 100644 --- a/arch/x86/mm/init.c +++ b/arch/x86/mm/init.c @@ -949,7 +949,7 @@ void __init zone_sizes_init(void) max_zone_pfns[ZONE_HIGHMEM] = max_pfn; #endif - free_area_init_nodes(max_zone_pfns); + free_area_init(max_zone_pfns); } __visible DEFINE_PER_CPU_SHARED_ALIGNED(struct tlb_state, cpu_tlbstate) = { diff --git a/include/linux/mm.h b/include/linux/mm.h index d9a256a97ac5..1c2ecb42e043 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2272,7 +2272,6 @@ static inline spinlock_t *pud_lock(struct mm_struct *mm, pud_t *pud) } extern void __init pagecache_init(void); -extern void free_area_init(unsigned long * max_zone_pfn); extern void __init free_area_init_node(int nid, unsigned long * zones_size, unsigned long zone_start_pfn, unsigned long *zholes_size); extern void free_initmem(void); @@ -2353,21 +2352,21 @@ static inline unsigned long get_num_physpages(void) * * An architecture is expected to register range of page frames backed by * physical memory with memblock_add[_node]() before calling - * free_area_init_nodes() passing in the PFN each zone ends at. At a basic + * free_area_init() passing in the PFN each zone ends at. At a basic * usage, an architecture is expected to do something like * * unsigned long max_zone_pfns[MAX_NR_ZONES] = {max_dma, max_normal_pfn, * max_highmem_pfn}; * for_each_valid_physical_page_range() * memblock_add_node(base, size, nid) - * free_area_init_nodes(max_zone_pfns); + * free_area_init(max_zone_pfns); * * free_bootmem_with_active_regions() calls free_bootmem_node() for each * registered physical page range. Similarly * sparse_memory_present_with_active_regions() calls memory_present() for * each range when SPARSEMEM is enabled. */ -extern void free_area_init_nodes(unsigned long *max_zone_pfn); +void free_area_init(unsigned long *max_zone_pfn); unsigned long node_map_pfn_alignment(void); unsigned long __absent_pages_in_range(int nid, unsigned long start_pfn, unsigned long end_pfn); diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 530701b38bc7..7f6a3081edb8 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -7428,7 +7428,7 @@ static void check_for_memory(pg_data_t *pgdat, int nid) } /** - * free_area_init_nodes - Initialise all pg_data_t and zone data + * free_area_init - Initialise all pg_data_t and zone data * @max_zone_pfn: an array of max PFNs for each zone * * This will call free_area_init_node() for each active node in the system. @@ -7440,7 +7440,7 @@ static void check_for_memory(pg_data_t *pgdat, int nid) * starts where the previous one ended. For example, ZONE_DMA32 starts * at arch_max_dma_pfn. */ -void __init free_area_init_nodes(unsigned long *max_zone_pfn) +void __init free_area_init(unsigned long *max_zone_pfn) { unsigned long start_pfn, end_pfn; int i, nid; @@ -7700,12 +7700,6 @@ void __init set_dma_reserve(unsigned long new_dma_reserve) dma_reserve = new_dma_reserve; } -void __init free_area_init(unsigned long *max_zone_pfn) -{ - init_unavailable_mem(); - free_area_init_nodes(max_zone_pfn); -} - static int page_alloc_cpu_dead(unsigned int cpu) { -- 2.25.1