diff options
Diffstat (limited to 'init/main.c')
| -rw-r--r-- | init/main.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/init/main.c b/init/main.c index 0ee0ee7b7c2c..07a3116811c5 100644 --- a/init/main.c +++ b/init/main.c @@ -103,6 +103,7 @@ #include <linux/randomize_kstack.h> #include <linux/pidfs.h> #include <linux/ptdump.h> +#include <linux/time_namespace.h> #include <net/net_namespace.h> #include <asm/io.h> @@ -544,6 +545,12 @@ static int __init unknown_bootoption(char *param, char *val, const char *unused, void *arg) { size_t len = strlen(param); + /* + * Well-known bootloader identifiers: + * 1. LILO/Grub pass "BOOT_IMAGE=..."; + * 2. kexec/kdump (kexec-tools) pass "kexec". + */ + const char *bootloader[] = { "BOOT_IMAGE=", "kexec", NULL }; /* Handle params aliased to sysctls */ if (sysctl_is_alias(param)) @@ -551,6 +558,12 @@ static int __init unknown_bootoption(char *param, char *val, repair_env_string(param, val); + /* Handle bootloader identifier */ + for (int i = 0; bootloader[i]; i++) { + if (strstarts(param, bootloader[i])) + return 0; + } + /* Handle obsolete-style parameters */ if (obsolete_checksetup(param)) return 0; @@ -956,6 +969,7 @@ void start_kernel(void) sort_main_extable(); trap_init(); mm_core_init(); + maple_tree_init(); poking_init(); ftrace_init(); @@ -973,7 +987,6 @@ void start_kernel(void) "Interrupts were enabled *very* early, fixing it\n")) local_irq_disable(); radix_tree_init(); - maple_tree_init(); /* * Set up housekeeping before setting up workqueues to allow the unbound @@ -1072,6 +1085,7 @@ void start_kernel(void) fork_init(); proc_caches_init(); uts_ns_init(); + time_ns_init(); key_init(); security_init(); dbg_late_init(); |