[PATCH] Collate "run init" message to one line with prefixed var assignments

[Rob Landley]

From: Rob Landley <r...@landley.net>

Run init: HOME=/ TERM=linux /init

Signed-off-by: Rob Landley <r...@landley.net>
---

 init/main.c |   15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/init/main.c b/init/main.c
index 130376ec10ba..80b06566852b 100644
--- a/init/main.c
+++ b/init/main.c
@@ -1328,15 +1328,16 @@ static void __init do_pre_smp_initcalls(void)
 static int run_init_process(const char *init_filename)
 {
        const char *const *p;
+       char buf[512], *s = buf;

        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);
+
+       for (p = (void *)envp_init; *p; p++)
+               s += sprintf(s, "%.*s ", (int)(sizeof(buf)-(s-buf)), *p);
+       for (p = (void *)argv_init; *p; p++)
+               s += sprintf(s, "%.*s ", (int)(sizeof(buf)-(s-buf)), *p);
+       pr_info("Run init: %s\n", buf);
+
        return kernel_execve(init_filename, argv_init, envp_init);
 }