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-rw-r--r--arch/arm64/mm/init.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 89376f3c65a3..d55d720dba79 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -412,6 +412,10 @@ void __init mem_init(void)
MLK_ROUNDUP(__start_rodata, _etext),
MLK_ROUNDUP(__init_begin, __init_end),
MLK_ROUNDUP(_sdata, _edata));
+ pr_cont(" fixed : 0x%16lx - 0x%16lx (%6ld KB)\n",
+ MLK(FIXADDR_START, FIXADDR_TOP));
+ pr_cont(" PCI I/O : 0x%16lx - 0x%16lx (%6ld MB)\n",
+ MLM(PCI_IO_START, PCI_IO_END));
#ifdef CONFIG_SPARSEMEM_VMEMMAP
pr_cont(" vmemmap : 0x%16lx - 0x%16lx (%6ld GB maximum)\n"
" 0x%16lx - 0x%16lx (%6ld MB actual)\n",
@@ -420,10 +424,6 @@ void __init mem_init(void)
MLM((unsigned long)phys_to_page(memblock_start_of_DRAM()),
(unsigned long)virt_to_page(high_memory)));
#endif
- pr_cont(" fixed : 0x%16lx - 0x%16lx (%6ld KB)\n",
- MLK(FIXADDR_START, FIXADDR_TOP));
- pr_cont(" PCI I/O : 0x%16lx - 0x%16lx (%6ld MB)\n",
- MLM(PCI_IO_START, PCI_IO_END));
pr_cont(" memory : 0x%16lx - 0x%16lx (%6ld MB)\n",
MLM(__phys_to_virt(memblock_start_of_DRAM()),
(unsigned long)high_memory));
@@ -440,6 +440,12 @@ void __init mem_init(void)
BUILD_BUG_ON(TASK_SIZE_32 > TASK_SIZE_64);
#endif
+ /*
+ * Make sure we chose the upper bound of sizeof(struct page)
+ * correctly.
+ */
+ BUILD_BUG_ON(sizeof(struct page) > (1 << STRUCT_PAGE_MAX_SHIFT));
+
if (PAGE_SIZE >= 16384 && get_num_physpages() <= 128) {
extern int sysctl_overcommit_memory;
/*