From: Eric Anholt <eric@anholt.net>
Date: Fri, 19 Dec 2014 00:07:15 +0000 (-0800)
Subject: mm: Remove the PFN busy warning
X-Git-Tag: archive/raspbian/4.9.80-2+rpi1~5^2~116
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=3945b080b15093dffa2054549828b3be86498194;p=linux-4.9.git

mm: Remove the PFN busy warning

See commit dae803e165a11bc88ca8dbc07a11077caf97bbcb -- the warning is
expected sometimes when using CMA.  However, that commit still spams
my kernel log with these warnings.

Signed-off-by: Eric Anholt <eric@anholt.net>
---

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 546713b3f762..3953103c31a7 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -7360,8 +7360,6 @@ int alloc_contig_range(unsigned long start, unsigned long end,
 
 	/* Make sure the range is really isolated. */
 	if (test_pages_isolated(outer_start, end, false)) {
-		pr_info_ratelimited("%s: [%lx, %lx) PFNs busy\n",
-			__func__, outer_start, end);
 		ret = -EBUSY;
 		goto done;
 	}