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| author | Rafał Miłecki <rafal@milecki.pl> | 2021-03-22 07:38:06 +0100 |
|---|---|---|
| committer | Rafał Miłecki <rafal@milecki.pl> | 2021-03-22 07:44:10 +0100 |
| commit | 2b4986b9424872ec8962a34ca38c399aae4a53b3 (patch) | |
| tree | 88eae5580e43c98e708165eb1869eaba7f463578 | |
| parent | 46c0634b508f731df487a7909c439b2794445e26 (diff) | |
| download | upstream-2b4986b9424872ec8962a34ca38c399aae4a53b3.tar.gz upstream-2b4986b9424872ec8962a34ca38c399aae4a53b3.tar.bz2 upstream-2b4986b9424872ec8962a34ca38c399aae4a53b3.zip | |
bcm4908: add MTD support for repartitioning
It's required for sysupgrade which requires:
1. Flashing new firmware
2. Finding updated bootfs partition
3. Updating bootfs content
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
| -rw-r--r-- | target/linux/bcm4908/patches-5.4/401-mtd-support-BLKRRPART.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/bcm4908/patches-5.4/401-mtd-support-BLKRRPART.patch b/target/linux/bcm4908/patches-5.4/401-mtd-support-BLKRRPART.patch new file mode 100644 index 0000000000..70a1896328 --- /dev/null +++ b/target/linux/bcm4908/patches-5.4/401-mtd-support-BLKRRPART.patch @@ -0,0 +1,28 @@ +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; + } + } |