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From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
Date: Mon, 22 Mar 2021 07:15:17 +0100
Subject: [PATCH] mtd: support BLKRRPART
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Rescan MTD subpartitions on request.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
---
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -1015,8 +1015,11 @@ static int mtdchar_ioctl(struct file *fi
case BLKRRPART:
{
- /* No reread partition feature. Just return ok */
- ret = 0;
+ int nr_parts;
+
+ del_mtd_partitions(mtd);
+ nr_parts = parse_mtd_partitions(mtd, NULL, NULL);
+ ret = nr_parts < 0 ? nr_parts : 0;
break;
}
}
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