X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=devices.c;h=77860d0546a8dcc967da4a71a2e803f91db6f836;hp=e4d6913875b6025f7f6a22ec685e861cb766c744;hb=e518d1d16c16781d6824ece2ee0ddd1ac2339703;hpb=c26b2a1d05865bc92e795797e5d0535edd2aca77

diff --git a/devices.c b/devices.c
index e4d6913..77860d0 100644
--- a/devices.c
+++ b/devices.c
@@ -282,16 +282,16 @@ void pboot_exec_option(void *data)
 {
 	struct boot_option *opt = data;
 	char *kexec_opts[10];
-	int nr_opts = 2;
+	int i, nr_opts = 2;
 
-	kexec_opts[0] = "/sbin/kexec";
+	kexec_opts[0] = "/usr/sbin/kexec";
 	kexec_opts[1] = "-f";
-	if (opt->initrd_file) {
+	if (opt->initrd_file && *opt->initrd_file) {
 		kexec_opts[nr_opts] = malloc(10 + strlen(opt->initrd_file));
 		sprintf(kexec_opts[nr_opts], "--initrd=%s", opt->initrd_file);
 		nr_opts++;
 	}
-	if (opt->boot_args)  {
+	if (opt->boot_args && *opt->boot_args)  {
 		kexec_opts[nr_opts] = malloc(10 + strlen(opt->boot_args));
 		sprintf(kexec_opts[nr_opts], "--command-line=%s",
 			opt->boot_args);
@@ -300,5 +300,14 @@ void pboot_exec_option(void *data)
 
 	kexec_opts[nr_opts++] = opt->boot_image_file;
 	kexec_opts[nr_opts] = NULL;
+
+	LOG("calling kexec:\n");
+	for (i = 0; i < nr_opts; i++) {
+		LOG("\t'%s'\n", kexec_opts[i]);
+	}
+	fflush(stdout);
+
 	execv(kexec_opts[0], kexec_opts);
+	pboot_message("kexec failed: %s", strerror(errno));
+	LOG("execv() failed: %s", strerror(errno));
 }