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kernel: add linux 5.10 support

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Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau
2020-10-24 21:14:16 +02:00
parent 299b855418
commit b10d604459
159 changed files with 31996 additions and 11 deletions
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38
target/linux/generic/pending-5.10/480-mtd-set-rootfs-to-be-root-dev.patch Normal file
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@@ -0,0 +1,38 @@
From: Gabor Juhos <juhosg@openwrt.org>
Subject: kernel/3.1[02]: move MTD root device setup code to mtdcore
The current code only allows to automatically set
root device on MTD partitions. Move the code to MTD
core to allow to use it with all MTD devices.
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
---
drivers/mtd/mtdcore.c | 10 ++++++++++
1 file changed, 10 insertions(+)
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -27,6 +27,7 @@
#include <linux/reboot.h>
#include <linux/leds.h>
#include <linux/debugfs.h>
+#include <linux/root_dev.h>
#include <linux/nvmem-provider.h>
#include <linux/mtd/mtd.h>
@@ -692,6 +693,15 @@ int add_mtd_device(struct mtd_info *mtd)
of this try_ nonsense, and no bitching about it
either. :) */
__module_get(THIS_MODULE);
+
+ if (!strcmp(mtd->name, "rootfs") &&
+ IS_ENABLED(CONFIG_MTD_ROOTFS_ROOT_DEV) &&
+ ROOT_DEV == 0) {
+ pr_notice("mtd: device %d (%s) set to be root filesystem\n",
+ mtd->index, mtd->name);
+ ROOT_DEV = MKDEV(MTD_BLOCK_MAJOR, mtd->index);
+ }
+
return 0;
fail_nvmem_add: