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-rw-r--r--arch/x86/kernel/setup_percpu.c4
-rw-r--r--include/linux/percpu.h3
-rw-r--r--mm/percpu.c4
3 files changed, 6 insertions, 5 deletions
diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c
index 8aad486c688f..660cde133141 100644
--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -126,9 +126,9 @@ static void * __init pcpu_alloc_bootmem(unsigned int cpu, unsigned long size,
/*
* Helpers for first chunk memory allocation
*/
-static void * __init pcpu_fc_alloc(unsigned int cpu, size_t size)
+static void * __init pcpu_fc_alloc(unsigned int cpu, size_t size, size_t align)
{
- return pcpu_alloc_bootmem(cpu, size, size);
+ return pcpu_alloc_bootmem(cpu, size, align);
}
static void __init pcpu_fc_free(void *ptr, size_t size)
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index 0cfdd14d096a..d385dbcf190b 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -71,7 +71,8 @@ extern const char *pcpu_fc_names[PCPU_FC_NR];
extern enum pcpu_fc pcpu_chosen_fc;
-typedef void * (*pcpu_fc_alloc_fn_t)(unsigned int cpu, size_t size);
+typedef void * (*pcpu_fc_alloc_fn_t)(unsigned int cpu, size_t size,
+ size_t align);
typedef void (*pcpu_fc_free_fn_t)(void *ptr, size_t size);
typedef void (*pcpu_fc_populate_pte_fn_t)(unsigned long addr);
typedef int (pcpu_fc_cpu_distance_fn_t)(unsigned int from, unsigned int to);
diff --git a/mm/percpu.c b/mm/percpu.c
index 287f59cc5fb9..3316e3aac7ee 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -1578,7 +1578,7 @@ ssize_t __init pcpu_page_first_chunk(size_t reserved_size,
for (i = 0; i < unit_pages; i++) {
void *ptr;
- ptr = alloc_fn(cpu, PAGE_SIZE);
+ ptr = alloc_fn(cpu, PAGE_SIZE, PAGE_SIZE);
if (!ptr) {
pr_warning("PERCPU: failed to allocate %s page "
"for cpu%u\n", psize_str, cpu);
@@ -1888,7 +1888,7 @@ ssize_t __init pcpu_lpage_first_chunk(size_t reserved_size, size_t dyn_size,
goto found;
continue;
found:
- ptr = alloc_fn(cpu, lpage_size);
+ ptr = alloc_fn(cpu, lpage_size, lpage_size);
if (!ptr) {
pr_warning("PERCPU: failed to allocate large page "
"for cpu%u\n", cpu);