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[80.193.200.194]) by smtp.gmail.com with ESMTPSA id g8-20020a7bc4c8000000b003fa8158135esm1377185wmk.11.2023.07.19.03.33.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Jul 2023 03:33:54 -0700 (PDT) From: Colin Ian King To: Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , linux-mtd@lists.infradead.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH][next] mtdblock: make warning messages ratelimited Date: Wed, 19 Jul 2023 11:33:54 +0100 Message-Id: <20230719103354.2829366-1-colin.i.king@gmail.com> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When exercising various dev interfaces with stress-ng the mtdblock drivers can be (ab)used to generate a lot of warning messages. Make these rate limited to reduce the kernel log from being spammed with the same messages. Signed-off-by: Colin Ian King --- drivers/mtd/mtdblock.c | 2 +- drivers/mtd/mtdblock_ro.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mtd/mtdblock.c b/drivers/mtd/mtdblock.c index fa476fb4dffb..9751416c2a91 100644 --- a/drivers/mtd/mtdblock.c +++ b/drivers/mtd/mtdblock.c @@ -262,7 +262,7 @@ static int mtdblock_open(struct mtd_blktrans_dev *mbd) } =20 if (mtd_type_is_nand(mbd->mtd)) - pr_warn("%s: MTD device '%s' is NAND, please consider using UBI block de= vices instead.\n", + pr_warn_ratelimited("%s: MTD device '%s' is NAND, please consider using = UBI block devices instead.\n", mbd->tr->name, mbd->mtd->name); =20 /* OK, it's not open. Create cache info for it */ diff --git a/drivers/mtd/mtdblock_ro.c b/drivers/mtd/mtdblock_ro.c index 66ffc9f1ead2..ef6299af60e4 100644 --- a/drivers/mtd/mtdblock_ro.c +++ b/drivers/mtd/mtdblock_ro.c @@ -49,7 +49,7 @@ static void mtdblock_add_mtd(struct mtd_blktrans_ops *tr,= struct mtd_info *mtd) dev->readonly =3D 1; =20 if (mtd_type_is_nand(mtd)) - pr_warn("%s: MTD device '%s' is NAND, please consider using UBI block de= vices instead.\n", + pr_warn_ratelimited("%s: MTD device '%s' is NAND, please consider using = UBI block devices instead.\n", tr->name, mtd->name); =20 if (add_mtd_blktrans_dev(dev)) --=20 2.39.2