linux-kernel - [RFC PATCH 4/6] mtd: blkdevs: set GENHD_FL_NO

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Message-ID: <65171d5da3daba24315ecdfef6727442baae5bbf.1689802933.git.daniel@makrotopia.org>
Date:   Wed, 19 Jul 2023 23:03:24 +0100
From:   Daniel Golle <daniel@...rotopia.org>
To:     Jens Axboe <axboe@...nel.dk>, Ulf Hansson <ulf.hansson@...aro.org>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        Dave Chinner <dchinner@...hat.com>,
        Matthew Wilcox <willy@...radead.org>,
        Thomas Weißschuh <linux@...ssschuh.net>,
        Jan Kara <jack@...e.cz>, Daniel Golle <daniel@...rotopia.org>,
        Damien Le Moal <dlemoal@...nel.org>,
        Ming Lei <ming.lei@...hat.com>, Min Li <min15.li@...sung.com>,
        Christian Loehle <CLoehle@...erstone.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Hannes Reinecke <hare@...e.de>,
        Jack Wang <jinpu.wang@...os.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Yeqi Fu <asuk4.q@...il.com>, Avri Altman <avri.altman@....com>,
        Hans de Goede <hdegoede@...hat.com>,
        Ye Bin <yebin10@...wei.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rafał Miłecki <rafal@...ecki.pl>,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mmc@...r.kernel.org, linux-mtd@...ts.infradead.org
Subject: [RFC PATCH 4/6] mtd: blkdevs: set GENHD_FL_NO_NVMEM

As the MTD subsystem already acts as an NVMEM provider, emulated mtdblock
devices should not be considered NVMEM providers.

Signed-off-by: Daniel Golle <daniel@...rotopia.org>
---
 drivers/mtd/mtd_blkdevs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
index ff18636e08897..82d5afba6a25a 100644
--- a/drivers/mtd/mtd_blkdevs.c
+++ b/drivers/mtd/mtd_blkdevs.c
@@ -362,6 +362,7 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new)
 		gd->flags |= GENHD_FL_NO_PART;
 	}
 
+	gd->flags |= GENHD_FL_NO_NVMEM;
 	set_capacity(gd, ((u64)new->size * tr->blksize) >> 9);
 
 	/* Create the request queue */
-- 
2.41.0