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-rw-r--r--include/linux/mm.h3
-rw-r--r--mm/page_alloc.c16
-rw-r--r--mm/vmalloc.c4
3 files changed, 15 insertions, 8 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 7438071b44aa..3b3e3b8bb706 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1334,7 +1334,8 @@ extern void si_meminfo(struct sysinfo * val);
extern void si_meminfo_node(struct sysinfo *val, int nid);
extern int after_bootmem;
-extern void warn_alloc_failed(gfp_t gfp_mask, int order, const char *fmt, ...);
+extern __printf(3, 4)
+void warn_alloc_failed(gfp_t gfp_mask, int order, const char *fmt, ...);
extern void setup_per_cpu_pageset(void);
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 83a02052bce4..9dd443d89d8b 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1754,7 +1754,6 @@ static DEFINE_RATELIMIT_STATE(nopage_rs,
void warn_alloc_failed(gfp_t gfp_mask, int order, const char *fmt, ...)
{
- va_list args;
unsigned int filter = SHOW_MEM_FILTER_NODES;
if ((gfp_mask & __GFP_NOWARN) || !__ratelimit(&nopage_rs))
@@ -1773,14 +1772,21 @@ void warn_alloc_failed(gfp_t gfp_mask, int order, const char *fmt, ...)
filter &= ~SHOW_MEM_FILTER_NODES;
if (fmt) {
- printk(KERN_WARNING);
+ struct va_format vaf;
+ va_list args;
+
va_start(args, fmt);
- vprintk(fmt, args);
+
+ vaf.fmt = fmt;
+ vaf.va = &args;
+
+ pr_warn("%pV", &vaf);
+
va_end(args);
}
- pr_warning("%s: page allocation failure: order:%d, mode:0x%x\n",
- current->comm, order, gfp_mask);
+ pr_warn("%s: page allocation failure: order:%d, mode:0x%x\n",
+ current->comm, order, gfp_mask);
dump_stack();
if (!should_suppress_show_mem())
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 56faf3163ee2..08ab0aa1406c 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1593,8 +1593,8 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
return area->addr;
fail:
- warn_alloc_failed(gfp_mask, order, "vmalloc: allocation failure, "
- "allocated %ld of %ld bytes\n",
+ warn_alloc_failed(gfp_mask, order,
+ "vmalloc: allocation failure, allocated %ld of %ld bytes\n",
(area->nr_pages*PAGE_SIZE), area->size);
vfree(area->addr);
return NULL;