linux-kernel - [PATCH] mm: cma: print cma name as well in cma

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Message-ID: <1688668070-8408-1-git-send-email-quic_pintu@quicinc.com>
Date:   Thu, 6 Jul 2023 23:57:50 +0530
From:   Pintu Kumar <quic_pintu@...cinc.com>
To:     <linux-kernel@...r.kernel.org>, <akpm@...ux-foundation.org>,
        <linux-mm@...ck.org>
CC:     <quic_pintu@...cinc.com>, <pintu.ping@...il.com>
Subject: [PATCH] mm: cma: print cma name as well in cma_alloc debug

CMA allocation can happen either from global cma or from
dedicated cma region.

Thus it is helpful to print cma name as well during initial
debugging to confirm cma regions were getting initialized or not.

Signed-off-by: Pintu Kumar <quic_pintu@...cinc.com>
Signed-off-by: Pintu Agarwal <pintu.ping@...il.com>
---
 mm/cma.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/cma.c b/mm/cma.c
index a4cfe99..96718b53 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -436,8 +436,8 @@ struct page *cma_alloc(struct cma *cma, unsigned long count,
 	if (!cma || !cma->count || !cma->bitmap)
 		goto out;
 
-	pr_debug("%s(cma %p, count %lu, align %d)\n", __func__, (void *)cma,
-		 count, align);
+	pr_info("%s(cma %p, name: %s, count %lu, align %d)\n", __func__,
+		(void *)cma, cma->name, count, align);
 
 	if (!count)
 		goto out;
-- 
2.7.4