src/patches/suse-2.6.27.31/patches.fixes/oom-warning

   1 From: Andrea Arcangeli <andrea@suse.de>
   2 Subject: Tell the end user they should not worry about GFP_ATOMIC failures
   3 Patch-mainline: no
   4 References: SUSE48965
   5
   6 x
   7
   8 Signed-off-by: Andrea Arcangeli <andrea@suse.de>
   9
  10 ---
  11  mm/page_alloc.c |    8 +++++++-
  12  1 file changed, 7 insertions(+), 1 deletion(-)
  13
  14 --- a/mm/page_alloc.c
  15 +++ b/mm/page_alloc.c
  16 @@ -1650,7 +1650,13 @@ nofail_alloc:
  17
  18  nopage:
  19         if (!(gfp_mask & __GFP_NOWARN) && printk_ratelimit()) {
  20 -               printk(KERN_WARNING "%s: page allocation failure."
  21 +               if (!wait) {
  22 +                       printk(KERN_INFO "The following is only an harmless informational message.\n");
  23 +                       printk(KERN_INFO "Unless you get a _continuous_flood_ of these messages it means\n");
  24 +                       printk(KERN_INFO "everything is working fine. Allocations from irqs cannot be\n");
  25 +                       printk(KERN_INFO "perfectly reliable and the kernel is designed to handle that.\n");
  26 +               }
  27 +               printk(KERN_INFO "%s: page allocation failure."
  28                         " order:%d, mode:0x%x\n",
  29                         p->comm, order, gfp_mask);
  30                 dump_stack();