diff --git a/include/linux/mm.h b/include/linux/mm.h index dae6f58d67c8..28b6c3f8a7f3 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1942,8 +1942,8 @@ extern void si_meminfo_node(struct sysinfo *val, int nid); extern unsigned long arch_reserved_kernel_pages(void); #endif -extern __printf(2, 3) -void warn_alloc(gfp_t gfp_mask, const char *fmt, ...); +extern __printf(3, 4) +void warn_alloc(gfp_t gfp_mask, nodemask_t *nodemask, const char *fmt, ...); extern void setup_per_cpu_pageset(void); diff --git a/mm/page_alloc.c b/mm/page_alloc.c index cf6b53dc08f9..96c8fe602dfb 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -3028,12 +3028,13 @@ static void warn_alloc_show_mem(gfp_t gfp_mask) show_mem(filter); } -void warn_alloc(gfp_t gfp_mask, const char *fmt, ...) +void warn_alloc(gfp_t gfp_mask, nodemask_t *nodemask, const char *fmt, ...) { struct va_format vaf; va_list args; static DEFINE_RATELIMIT_STATE(nopage_rs, DEFAULT_RATELIMIT_INTERVAL, DEFAULT_RATELIMIT_BURST); + nodemask_t *nm = (nodemask) ? nodemask : &cpuset_current_mems_allowed; if ((gfp_mask & __GFP_NOWARN) || !__ratelimit(&nopage_rs) || debug_guardpage_minorder() > 0) @@ -3047,7 +3048,8 @@ void warn_alloc(gfp_t gfp_mask, const char *fmt, ...) pr_cont("%pV", &vaf); va_end(args); - pr_cont(", mode:%#x(%pGg)\n", gfp_mask, &gfp_mask); + pr_cont(", mode:%#x(%pGg), nodemask=%*pbl\n", gfp_mask, &gfp_mask, nodemask_pr_args(nm)); + cpuset_print_current_mems_allowed(); dump_stack(); warn_alloc_show_mem(gfp_mask); @@ -3724,7 +3726,7 @@ retry: /* Make sure we know about allocations which stall for too long */ if (time_after(jiffies, alloc_start + stall_timeout)) { - warn_alloc(gfp_mask, + warn_alloc(gfp_mask, ac->nodemask, "page allocation stalls for %ums, order:%u", jiffies_to_msecs(jiffies-alloc_start), order); stall_timeout += 10 * HZ; @@ -3775,7 +3777,7 @@ nopage: if (read_mems_allowed_retry(cpuset_mems_cookie)) goto retry_cpuset; - warn_alloc(gfp_mask, + warn_alloc(gfp_mask, ac->nodemask, "page allocation failure: order:%u", order); got_pg: return page; diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 5f5b09e9dccd..d89034a393f2 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -1662,7 +1662,7 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask, return area->addr; fail: - warn_alloc(gfp_mask, + warn_alloc(gfp_mask, NULL, "vmalloc: allocation failure, allocated %ld of %ld bytes", (area->nr_pages*PAGE_SIZE), area->size); vfree(area->addr); @@ -1724,7 +1724,7 @@ void *__vmalloc_node_range(unsigned long size, unsigned long align, return addr; fail: - warn_alloc(gfp_mask, + warn_alloc(gfp_mask, NULL, "vmalloc: allocation failure: %lu bytes", real_size); return NULL; }