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-rw-r--r--arch/arm/mm/Kconfig1
-rw-r--r--arch/arm/mm/cache-l2x0-pmu.c3
-rw-r--r--arch/arm/mm/init.c43
-rw-r--r--arch/arm/mm/ioremap.c2
-rw-r--r--arch/arm/mm/nommu.c2
5 files changed, 6 insertions, 45 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 2b6f50dd5478..5c1023a6d78c 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -928,6 +928,7 @@ config VDSO
select GENERIC_TIME_VSYSCALL
select GENERIC_VDSO_32
select GENERIC_GETTIMEOFDAY
+ select GENERIC_VDSO_DATA_STORE
help
Place in the process address space an ELF shared object
providing fast implementations of gettimeofday and
diff --git a/arch/arm/mm/cache-l2x0-pmu.c b/arch/arm/mm/cache-l2x0-pmu.c
index 993fefdc167a..93ef0502b7ff 100644
--- a/arch/arm/mm/cache-l2x0-pmu.c
+++ b/arch/arm/mm/cache-l2x0-pmu.c
@@ -539,8 +539,7 @@ static __init int l2x0_pmu_init(void)
* at higher frequencies.
*/
l2x0_pmu_poll_period = ms_to_ktime(1000);
- hrtimer_init(&l2x0_pmu_hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
- l2x0_pmu_hrtimer.function = l2x0_pmu_poll;
+ hrtimer_setup(&l2x0_pmu_hrtimer, l2x0_pmu_poll, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
cpumask_set_cpu(0, &pmu_cpu);
ret = cpuhp_setup_state_nocalls(CPUHP_AP_PERF_ARM_L2X0_ONLINE,
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 5345d218899a..54bdca025c9f 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -237,56 +237,17 @@ static inline void poison_init_mem(void *s, size_t count)
*p++ = 0xe7fddef0;
}
-static void __init free_highpages(void)
-{
-#ifdef CONFIG_HIGHMEM
- unsigned long max_low = max_low_pfn;
- phys_addr_t range_start, range_end;
- u64 i;
-
- /* set highmem page free */
- for_each_free_mem_range(i, NUMA_NO_NODE, MEMBLOCK_NONE,
- &range_start, &range_end, NULL) {
- unsigned long start = PFN_UP(range_start);
- unsigned long end = PFN_DOWN(range_end);
-
- /* Ignore complete lowmem entries */
- if (end <= max_low)
- continue;
-
- /* Truncate partial highmem entries */
- if (start < max_low)
- start = max_low;
-
- for (; start < end; start++)
- free_highmem_page(pfn_to_page(start));
- }
-#endif
-}
-
-/*
- * mem_init() marks the free areas in the mem_map and tells us how much
- * memory is free. This is done after various parts of the system have
- * claimed their memory after the kernel image.
- */
-void __init mem_init(void)
+void __init arch_mm_preinit(void)
{
#ifdef CONFIG_ARM_LPAE
swiotlb_init(max_pfn > arm_dma_pfn_limit, SWIOTLB_VERBOSE);
#endif
- set_max_mapnr(pfn_to_page(max_pfn) - mem_map);
-
- /* this will put all unused low memory onto the freelists */
- memblock_free_all();
-
#ifdef CONFIG_SA1111
/* now that our DMA memory is actually so designated, we can free it */
- free_reserved_area(__va(PHYS_OFFSET), swapper_pg_dir, -1, NULL);
+ memblock_phys_free(PHYS_OFFSET, __pa(swapper_pg_dir) - PHYS_OFFSET);
#endif
- free_highpages();
-
/*
* Check boundaries twice: Some fundamental inconsistencies can
* be detected at build time already.
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 89f1c97f3079..748698e91a4b 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -436,7 +436,7 @@ void __arm_iomem_set_ro(void __iomem *ptr, size_t size)
set_memory_ro((unsigned long)ptr, PAGE_ALIGN(size) / PAGE_SIZE);
}
-void *arch_memremap_wb(phys_addr_t phys_addr, size_t size)
+void *arch_memremap_wb(phys_addr_t phys_addr, size_t size, unsigned long flags)
{
return (__force void *)arch_ioremap_caller(phys_addr, size,
MT_MEMORY_RW,
diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c
index 1a8f6914ee59..d638cc87807e 100644
--- a/arch/arm/mm/nommu.c
+++ b/arch/arm/mm/nommu.c
@@ -248,7 +248,7 @@ void __iomem *pci_remap_cfgspace(resource_size_t res_cookie, size_t size)
EXPORT_SYMBOL_GPL(pci_remap_cfgspace);
#endif
-void *arch_memremap_wb(phys_addr_t phys_addr, size_t size)
+void *arch_memremap_wb(phys_addr_t phys_addr, size_t size, unsigned long flags)
{
return (void *)phys_addr;
}