0111-mm-Remove-the-PFN-busy-warning.patch 808 B

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  1. From 25b689e947f8607f961d12f3cb51c1c52394a71c Mon Sep 17 00:00:00 2001
  2. From: Eric Anholt <eric@anholt.net>
  3. Date: Thu, 18 Dec 2014 16:07:15 -0800
  4. Subject: [PATCH] mm: Remove the PFN busy warning
  5. See commit dae803e165a11bc88ca8dbc07a11077caf97bbcb -- the warning is
  6. expected sometimes when using CMA. However, that commit still spams
  7. my kernel log with these warnings.
  8. Signed-off-by: Eric Anholt <eric@anholt.net>
  9. ---
  10. mm/page_alloc.c | 2 --
  11. 1 file changed, 2 deletions(-)
  12. --- a/mm/page_alloc.c
  13. +++ b/mm/page_alloc.c
  14. @@ -6829,8 +6829,6 @@ int alloc_contig_range(unsigned long sta
  15. /* Make sure the range is really isolated. */
  16. if (test_pages_isolated(outer_start, end, false)) {
  17. - pr_info_ratelimited("%s: [%lx, %lx) PFNs busy\n",
  18. - __func__, outer_start, end);
  19. ret = -EBUSY;
  20. goto done;
  21. }