From: Patrick Daly <pdaly@codeaurora.org>
Date: Fri, 26 Feb 2021 01:16:44 +0000 (-0800)
Subject: mm: cma: print region name on failure
X-Git-Tag: submit/tizen/20220208.074352~42
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=eccd5e5bea53e0100d62fa197b6528b513db6a74;p=platform%2Fkernel%2Flinux-rpi.git

mm: cma: print region name on failure

Print the name of the CMA region for convenience.  This is useful
information to have when cma_alloc() fails.

[pdaly@codeaurora.org: print the "count" variable]
  Link: https://lkml.kernel.org/r/20210209142414.12768-1-georgi.djakov@linaro.org

Link: https://lkml.kernel.org/r/20210208115200.20286-1-georgi.djakov@linaro.org
Signed-off-by: Patrick Daly <pdaly@codeaurora.org>
Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>
Acked-by: Minchan Kim <minchan@kernel.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Minchan Kim <minchan@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Origin: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=a052d4d13d88c2073d1339d9dce02cba7b4dc609
Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com>

Change-Id: Id498bfa25916823d7e3d804db01691916fc8fac4
---

diff --git a/mm/cma.c b/mm/cma.c
index a751ed4..ebcf221 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -486,8 +486,8 @@ struct page *cma_alloc(struct cma *cma, size_t count, unsigned int align,
 	}
 
 	if (ret && !no_warn) {
-		pr_err("%s: alloc failed, req-size: %zu pages, ret: %d\n",
-			__func__, count, ret);
+		pr_err("%s: %s: alloc failed, req-size: %zu pages, ret: %d\n",
+		       __func__, cma->name, count, ret);
 		cma_debug_show_areas(cma);
 	}