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* [2/13] honor __GFP_NOKILL
@ 2002-09-26  5:42 William Lee Irwin III
  0 siblings, 0 replies; only message in thread
From: William Lee Irwin III @ 2002-09-26  5:42 UTC (permalink / raw)
  To: linux-mm

In order to honor __GFP_NOKILL, the OOM killer should not be invoked
when the __GFP_NOKILL flag is set. try_to_free_pages() is the sole
caller of out_of_memory().


diff -urN linux-2.5.33/mm/vmscan.c linux-2.5.33-mm5/mm/vmscan.c
--- linux-2.5.33/mm/vmscan.c	2002-09-04 04:02:00.000000000 -0700
+++ linux-2.5.33-mm5/mm/vmscan.c	2002-09-08 19:57:30.000000000 -0700
@@ -688,7 +688,7 @@
 		blk_congestion_wait(WRITE, HZ/4);
 		shrink_slab(total_scanned, gfp_mask);
 	}
-	if (gfp_mask & __GFP_FS)
+	if ((gfp_mask & __GFP_FS) && !(gfp_mask & __GFP_NOKILL))
 		out_of_memory();
 	return 0;
 }
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