mirror of
git://git.openwrt.org/openwrt/openwrt.git
synced 2025-10-31 05:54:26 -04:00
84d0b0b925
Removed because they are upstream: generic/backport-5.15/741-v6.9-01-netfilter-flowtable-validate-pppoe-header.patch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.15.y&id=d06977b9a4109f8738bb276125eb6a0b772bc433 Removed because they are upstream: generic/backport-5.15/741-v6.9-02-netfilter-flowtable-incorrect-pppoe-tuple.patch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.15.y&id=e719b52d0c56989b0f3475a03a6d64f182c85b56 Manual adapted the following patches: generic/pending-5.15/700-netfilter-nft_flow_offload-handle-netdevice-events-f.patch generic/pending-5.15/723-net-mt7531-ensure-all-MACs-are-powered-down-before-r.patch Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
72 lines
1.9 KiB
Diff
72 lines
1.9 KiB
Diff
From: Imre Kaloz <kaloz@openwrt.org>
|
|
Subject: init: add CONFIG_MANGLE_BOOTARGS and disable it by default
|
|
|
|
Enabling this option renames the bootloader supplied root=
|
|
and rootfstype= variables, which might have to be know but
|
|
would break the automatisms OpenWrt uses.
|
|
|
|
Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
|
|
---
|
|
init/Kconfig | 9 +++++++++
|
|
init/main.c | 24 ++++++++++++++++++++++++
|
|
2 files changed, 33 insertions(+)
|
|
|
|
--- a/init/Kconfig
|
|
+++ b/init/Kconfig
|
|
@@ -1814,6 +1814,15 @@ config EMBEDDED
|
|
an embedded system so certain expert options are available
|
|
for configuration.
|
|
|
|
+config MANGLE_BOOTARGS
|
|
+ bool "Rename offending bootargs"
|
|
+ depends on EXPERT
|
|
+ help
|
|
+ Sometimes the bootloader passed bogus root= and rootfstype=
|
|
+ parameters to the kernel, and while you want to ignore them,
|
|
+ you need to know the values f.e. to support dual firmware
|
|
+ layouts on the flash.
|
|
+
|
|
config HAVE_PERF_EVENTS
|
|
bool
|
|
help
|
|
--- a/init/main.c
|
|
+++ b/init/main.c
|
|
@@ -619,6 +619,29 @@ static inline void setup_nr_cpu_ids(void
|
|
static inline void smp_prepare_cpus(unsigned int maxcpus) { }
|
|
#endif
|
|
|
|
+#ifdef CONFIG_MANGLE_BOOTARGS
|
|
+static void __init mangle_bootargs(char *command_line)
|
|
+{
|
|
+ char *rootdev;
|
|
+ char *rootfs;
|
|
+
|
|
+ rootdev = strstr(command_line, "root=/dev/mtdblock");
|
|
+
|
|
+ if (rootdev)
|
|
+ strncpy(rootdev, "mangled_rootblock=", 18);
|
|
+
|
|
+ rootfs = strstr(command_line, "rootfstype");
|
|
+
|
|
+ if (rootfs)
|
|
+ strncpy(rootfs, "mangled_fs", 10);
|
|
+
|
|
+}
|
|
+#else
|
|
+static void __init mangle_bootargs(char *command_line)
|
|
+{
|
|
+}
|
|
+#endif
|
|
+
|
|
/*
|
|
* We need to store the untouched command line for future reference.
|
|
* We also need to store the touched command line since the parameter
|
|
@@ -960,6 +983,7 @@ asmlinkage __visible void __init __no_sa
|
|
pr_notice("%s", linux_banner);
|
|
early_security_init();
|
|
setup_arch(&command_line);
|
|
+ mangle_bootargs(command_line);
|
|
setup_boot_config();
|
|
setup_command_line(command_line);
|
|
setup_nr_cpu_ids();
|