+++ /dev/null
-#ifndef _X86_MEMBLOCK_H
-#define _X86_MEMBLOCK_H
-
-void memblock_x86_reserve_range(u64 start, u64 end, char *name);
-void memblock_x86_free_range(u64 start, u64 end);
-
-#endif
addr, aper_size>>10);
return 0;
}
- memblock_x86_reserve_range(addr, addr + aper_size, "aperture64");
+ memblock_reserve(addr, aper_size);
/*
* Kmemleak should not scan this block as it may not be mapped via the
* kernel direct mapping.
if (start >= end)
continue;
- memblock_x86_reserve_range(start, end, "SCAN RAM");
+ memblock_reserve(start, end - start);
scan_areas[num_scan_areas].addr = start;
scan_areas[num_scan_areas].size = end - start;
lowmem = 0x9f000;
/* reserve all memory between lowmem and the 1MB mark */
- memblock_x86_reserve_range(lowmem, 0x100000, "* BIOS reserved");
+ memblock_reserve(lowmem, 0x100000 - lowmem);
}
{
memblock_init();
- memblock_x86_reserve_range(__pa_symbol(&_text), __pa_symbol(&__bss_stop), "TEXT DATA BSS");
+ memblock_reserve(__pa_symbol(&_text),
+ __pa_symbol(&__bss_stop) - __pa_symbol(&_text));
#ifdef CONFIG_BLK_DEV_INITRD
/* Reserve INITRD */
u64 ramdisk_image = boot_params.hdr.ramdisk_image;
u64 ramdisk_size = boot_params.hdr.ramdisk_size;
u64 ramdisk_end = PAGE_ALIGN(ramdisk_image + ramdisk_size);
- memblock_x86_reserve_range(ramdisk_image, ramdisk_end, "RAMDISK");
+ memblock_reserve(ramdisk_image, ramdisk_end - ramdisk_image);
}
#endif
memblock_init();
- memblock_x86_reserve_range(__pa_symbol(&_text), __pa_symbol(&__bss_stop), "TEXT DATA BSS");
+ memblock_reserve(__pa_symbol(&_text),
+ __pa_symbol(&__bss_stop) - __pa_symbol(&_text));
#ifdef CONFIG_BLK_DEV_INITRD
/* Reserve INITRD */
unsigned long ramdisk_image = boot_params.hdr.ramdisk_image;
unsigned long ramdisk_size = boot_params.hdr.ramdisk_size;
unsigned long ramdisk_end = PAGE_ALIGN(ramdisk_image + ramdisk_size);
- memblock_x86_reserve_range(ramdisk_image, ramdisk_end, "RAMDISK");
+ memblock_reserve(ramdisk_image, ramdisk_end - ramdisk_image);
}
#endif
static void __init smp_reserve_memory(struct mpf_intel *mpf)
{
- unsigned long size = get_mpc_size(mpf->physptr);
-
- memblock_x86_reserve_range(mpf->physptr, mpf->physptr+size, "* MP-table mpc");
+ memblock_reserve(mpf->physptr, get_mpc_size(mpf->physptr));
}
static int __init smp_scan_config(unsigned long base, unsigned long length)
mpf, (u64)virt_to_phys(mpf));
mem = virt_to_phys(mpf);
- memblock_x86_reserve_range(mem, mem + sizeof(*mpf), "* MP-table mpf");
+ memblock_reserve(mem, sizeof(*mpf));
if (mpf->physptr)
smp_reserve_memory(mpf);
static void __init reserve_brk(void)
{
if (_brk_end > _brk_start)
- memblock_x86_reserve_range(__pa(_brk_start), __pa(_brk_end), "BRK");
+ memblock_reserve(__pa(_brk_start),
+ __pa(_brk_end) - __pa(_brk_start));
/* Mark brk area as locked down and no longer taking any
new allocations */
/* Note: this includes all the lowmem currently occupied by
the initrd, we rely on that fact to keep the data intact. */
- memblock_x86_reserve_range(ramdisk_here, ramdisk_here + area_size, "NEW RAMDISK");
+ memblock_reserve(ramdisk_here, area_size);
initrd_start = ramdisk_here + PAGE_OFFSET;
initrd_end = initrd_start + ramdisk_size;
printk(KERN_INFO "Allocated new RAMDISK: %08llx - %08llx\n",
initrd_start = 0;
if (ramdisk_size >= (end_of_lowmem>>1)) {
- memblock_x86_free_range(ramdisk_image, ramdisk_end);
+ memblock_free(ramdisk_image, ramdisk_end - ramdisk_image);
printk(KERN_ERR "initrd too large to handle, "
"disabling initrd\n");
return;
relocate_initrd();
- memblock_x86_free_range(ramdisk_image, ramdisk_end);
+ memblock_free(ramdisk_image, ramdisk_end - ramdisk_image);
}
#else
static void __init reserve_initrd(void)
{
struct setup_data *data;
u64 pa_data;
- char buf[32];
if (boot_params.hdr.version < 0x0209)
return;
pa_data = boot_params.hdr.setup_data;
while (pa_data) {
data = early_memremap(pa_data, sizeof(*data));
- sprintf(buf, "setup data %x", data->type);
- memblock_x86_reserve_range(pa_data, pa_data+sizeof(*data)+data->len, buf);
+ memblock_reserve(pa_data, sizeof(*data) + data->len);
pa_data = data->next;
early_iounmap(data, sizeof(*data));
}
return;
}
}
- memblock_x86_reserve_range(crash_base, crash_base + crash_size, "CRASH KERNEL");
+ memblock_reserve(crash_base, crash_size);
printk(KERN_INFO "Reserving %ldMB of memory at %ldMB "
"for crashkernel (System RAM: %ldMB)\n",
addr = find_ibft_region(&size);
if (size)
- memblock_x86_reserve_range(addr, addr + size, "* ibft");
+ memblock_reserve(addr, size);
}
static unsigned reserve_low = CONFIG_X86_RESERVE_LOW << 10;
panic("Cannot allocate trampoline\n");
x86_trampoline_base = __va(mem);
- memblock_x86_reserve_range(mem, mem + size, "TRAMPOLINE");
+ memblock_reserve(mem, size);
printk(KERN_DEBUG "Base memory trampoline at [%p] %llx size %zu\n",
x86_trampoline_base, (unsigned long long)mem, size);
obj-$(CONFIG_ACPI_NUMA) += srat.o
obj-$(CONFIG_NUMA_EMU) += numa_emulation.o
-obj-$(CONFIG_HAVE_MEMBLOCK) += memblock.o
-
obj-$(CONFIG_MEMTEST) += memtest.o
void __init native_pagetable_reserve(u64 start, u64 end)
{
- memblock_x86_reserve_range(start, end, "PGTABLE");
+ memblock_reserve(start, end - start);
}
struct map_range {
* pgt_buf_end) and free the other ones (pgt_buf_end - pgt_buf_top)
* so that they can be reused for other purposes.
*
- * On native it just means calling memblock_x86_reserve_range, on Xen it
- * also means marking RW the pagetable pages that we allocated before
+ * On native it just means calling memblock_reserve, on Xen it also
+ * means marking RW the pagetable pages that we allocated before
* but that haven't been used.
*
* In fact on xen we mark RO the whole range pgt_buf_start -
+++ /dev/null
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/bitops.h>
-#include <linux/memblock.h>
-#include <linux/bootmem.h>
-#include <linux/mm.h>
-#include <linux/range.h>
-
-void __init memblock_x86_reserve_range(u64 start, u64 end, char *name)
-{
- if (start == end)
- return;
-
- if (WARN_ONCE(start > end, "memblock_x86_reserve_range: wrong range [%#llx, %#llx)\n", start, end))
- return;
-
- memblock_dbg(" memblock_x86_reserve_range: [%#010llx-%#010llx] %16s\n", start, end - 1, name);
-
- memblock_reserve(start, end - start);
-}
-
-void __init memblock_x86_free_range(u64 start, u64 end)
-{
- if (start == end)
- return;
-
- if (WARN_ONCE(start > end, "memblock_x86_free_range: wrong range [%#llx, %#llx)\n", start, end))
- return;
-
- memblock_dbg(" memblock_x86_free_range: [%#010llx-%#010llx]\n", start, end - 1);
-
- memblock_free(start, end - start);
-}
(unsigned long long) pattern,
(unsigned long long) start_bad,
(unsigned long long) end_bad);
- memblock_x86_reserve_range(start_bad, end_bad, "BAD RAM");
+ memblock_reserve(start_bad, end_bad - start_bad);
}
static void __init memtest(u64 pattern, u64 start_phys, u64 size)
/* numa_distance could be 1LU marking allocation failure, test cnt */
if (numa_distance_cnt)
- memblock_x86_free_range(__pa(numa_distance),
- __pa(numa_distance) + size);
+ memblock_free(__pa(numa_distance), size);
numa_distance_cnt = 0;
numa_distance = NULL; /* enable table creation */
}
numa_distance = (void *)1LU;
return -ENOMEM;
}
- memblock_x86_reserve_range(phys, phys + size, "NUMA DIST");
+ memblock_reserve(phys, size);
numa_distance = __va(phys);
numa_distance_cnt = cnt;
size, nid);
return;
}
- memblock_x86_reserve_range(node_pa, node_pa + size, "KVA RAM");
+ memblock_reserve(node_pa, size);
remap_pa = memblock_find_in_range(min_low_pfn << PAGE_SHIFT,
max_low_pfn << PAGE_SHIFT,
if (!remap_pa) {
pr_warning("remap_alloc: failed to allocate %lu bytes remap area for node %d\n",
size, nid);
- memblock_x86_free_range(node_pa, node_pa + size);
+ memblock_free(node_pa, size);
return;
}
- memblock_x86_reserve_range(remap_pa, remap_pa + size, "KVA PG");
+ memblock_reserve(remap_pa, size);
remap_va = phys_to_virt(remap_pa);
/* perform actual remap */
pr_warning("NUMA: Warning: can't allocate copy of distance table, disabling emulation\n");
goto no_emu;
}
- memblock_x86_reserve_range(phys, phys + phys_size, "TMP NUMA DIST");
+ memblock_reserve(phys, phys_size);
phys_dist = __va(phys);
for (i = 0; i < numa_dist_cnt; i++)
/* free the copied physical distance table */
if (phys_dist)
- memblock_x86_free_range(__pa(phys_dist), __pa(phys_dist) + phys_size);
+ memblock_free(__pa(phys_dist), phys_size);
return;
no_emu:
boot_params.efi_info.efi_memdesc_size;
memmap.desc_version = boot_params.efi_info.efi_memdesc_version;
memmap.desc_size = boot_params.efi_info.efi_memdesc_size;
- memblock_x86_reserve_range(pmap, pmap + memmap.nr_map * memmap.desc_size,
- "EFI memmap");
+ memblock_reserve(pmap, memmap.nr_map * memmap.desc_size);
}
#if EFI_DEBUG
"[0x%010llx-0x%010llx]\n",
start, start+size-1);
} else
- memblock_x86_reserve_range(start, start+size,
- "EFI Boot");
+ memblock_reserve(start, size);
}
}
__xen_write_cr3(true, __pa(pgd));
xen_mc_issue(PARAVIRT_LAZY_CPU);
- memblock_x86_reserve_range(__pa(xen_start_info->pt_base),
- __pa(xen_start_info->pt_base +
- xen_start_info->nr_pt_frames * PAGE_SIZE),
- "XEN PAGETABLES");
+ memblock_reserve(__pa(xen_start_info->pt_base),
+ xen_start_info->nr_pt_frames * PAGE_SIZE);
return pgd;
}
PFN_DOWN(__pa(initial_page_table)));
xen_write_cr3(__pa(initial_page_table));
- memblock_x86_reserve_range(__pa(xen_start_info->pt_base),
- __pa(xen_start_info->pt_base +
- xen_start_info->nr_pt_frames * PAGE_SIZE),
- "XEN PAGETABLES");
+ memblock_reserve(__pa(xen_start_info->pt_base),
+ xen_start_info->nr_pt_frames * PAGE_SIZE));
return initial_page_table;
}
e820_add_region(extra_start, size, E820_RAM);
sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map);
- memblock_x86_reserve_range(extra_start, extra_start + size, "XEN EXTRA");
+ memblock_reserve(extra_start, size);
xen_extra_mem_size += size;
* - xen_start_info
* See comment above "struct start_info" in <xen/interface/xen.h>
*/
- memblock_x86_reserve_range(__pa(xen_start_info->mfn_list),
- __pa(xen_start_info->pt_base),
- "XEN START INFO");
+ memblock_reserve(__pa(xen_start_info->mfn_list),
+ xen_start_info->pt_base - xen_start_info->mfn_list);
sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map);
#include <linux/init.h>
#include <linux/mm.h>
-#include <asm/memblock.h>
-
#define INIT_MEMBLOCK_REGIONS 128
struct memblock_region {
long __init_memblock memblock_free(phys_addr_t base, phys_addr_t size)
{
+ memblock_dbg(" memblock_free: [%#016llx-%#016llx] %pF\n",
+ base, base + size, (void *)_RET_IP_);
+
return __memblock_remove(&memblock.reserved, base, size);
}
{
struct memblock_type *_rgn = &memblock.reserved;
+ memblock_dbg("memblock_reserve: [%#016llx-%#016llx] %pF\n",
+ base, base + size, (void *)_RET_IP_);
BUG_ON(0 == size);
return memblock_add_region(_rgn, base, size);
ptr = phys_to_virt(addr);
memset(ptr, 0, size);
- memblock_x86_reserve_range(addr, addr + size, "BOOTMEM");
+ memblock_reserve(addr, size);
/*
* The min_count is set to 0 so that bootmem allocated blocks
* are never reported as leaks.
unsigned long size)
{
kmemleak_free_part(__va(physaddr), size);
- memblock_x86_free_range(physaddr, physaddr + size);
+ memblock_free(physaddr, size);
}
/**
void __init free_bootmem(unsigned long addr, unsigned long size)
{
kmemleak_free_part(__va(addr), size);
- memblock_x86_free_range(addr, addr + size);
+ memblock_free(addr, size);
}
static void * __init ___alloc_bootmem_nopanic(unsigned long size,