From: Arvind Sankar <nivedita@xxxxxxxxxxxx> Subject: init/main.c: log arguments and environment passed to init Extend logging in `run_init_process` to also show the arguments and environment that we are passing to init. Link: http://lkml.kernel.org/r/20191212180023.24339-2-nivedita@xxxxxxxxxxxx Signed-off-by: Arvind Sankar <nivedita@xxxxxxxxxxxx> Cc: Chris Metcalf <cmetcalf@xxxxxxxxxx> Cc: Krzysztof Mazur <krzysiek@xxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- init/main.c | 8 ++++++++ 1 file changed, 8 insertions(+) --- a/init/main.c~init-mainc-log-arguments-and-environment-passed-to-init +++ a/init/main.c @@ -1043,8 +1043,16 @@ static void __init do_pre_smp_initcalls( static int run_init_process(const char *init_filename) { + const char *const *p; + argv_init[0] = init_filename; pr_info("Run %s as init process\n", init_filename); + pr_debug(" with arguments:\n"); + for (p = argv_init; *p; p++) + pr_debug(" %s\n", *p); + pr_debug(" with environment:\n"); + for (p = envp_init; *p; p++) + pr_debug(" %s\n", *p); return do_execve(getname_kernel(init_filename), (const char __user *const __user *)argv_init, (const char __user *const __user *)envp_init); _
