diff --git a/[refs] b/[refs] index 9f0b1697dee9..895cec7f85e6 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: d4d28dd4b12649d02a89d19e6bd12ab92a6fcd4e +refs/heads/master: 885036d32f5d3c427c3e2b385b5a5503805e3e52 diff --git a/trunk/mm/page_alloc.c b/trunk/mm/page_alloc.c index 987225bdd661..b37dc0f78d07 100644 --- a/trunk/mm/page_alloc.c +++ b/trunk/mm/page_alloc.c @@ -895,6 +895,7 @@ __alloc_pages(gfp_t gfp_mask, unsigned int order, if (((p->flags & PF_MEMALLOC) || unlikely(test_thread_flag(TIF_MEMDIE))) && !in_interrupt()) { if (!(gfp_mask & __GFP_NOMEMALLOC)) { +nofail_alloc: /* go through the zonelist yet again, ignoring mins */ for (i = 0; (z = zones[i]) != NULL; i++) { if (!cpuset_zone_allowed(z, gfp_mask)) @@ -903,6 +904,10 @@ __alloc_pages(gfp_t gfp_mask, unsigned int order, if (page) goto got_pg; } + if (gfp_mask & __GFP_NOFAIL) { + blk_congestion_wait(WRITE, HZ/50); + goto nofail_alloc; + } } goto nopage; }