---

yaml
---
r: 7021
b: refs/heads/master
c: 0221575
h: refs/heads/master
i:
  7019: 59cf0f6
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 640aa46e25922a00b805e6b0d0b5181ad9cf736a
+refs/heads/master: 0221575903ad68debea57679b5b46575bf57afb1

trunk/arch/um/Kconfig.debug

@@ -2,6 +2,17 @@ menu "Kernel hacking"
 
 source "lib/Kconfig.debug"
 
+config CMDLINE_ON_HOST
+	bool "Show command line arguments on the host in TT mode"
+	depends on MODE_TT
+	default !DEBUG_INFO
+	help
+	This controls whether arguments in guest processes should be shown on
+	the host's ps output.
+	Enabling this option hinders debugging on some recent GDB versions
+	(because GDB gets "confused" when we do an execvp()). So probably you
+	should disable it.
+
 config PT_PROXY
 	bool "Enable ptrace proxy"
 	depends on XTERM_CHAN && DEBUG_INFO && MODE_TT

trunk/arch/um/kernel/main.c

@@ -97,7 +97,7 @@ int main(int argc, char **argv, char **envp)
 		exit(1);
 	}
 
-#ifdef UML_CONFIG_MODE_TT
+#ifdef UML_CONFIG_CMDLINE_ON_HOST
 	/* Allocate memory for thread command lines */
 	if(argc < 2 || strlen(argv[1]) < THREAD_NAME_LEN - 1){
 

trunk/arch/um/kernel/um_arch.c

@@ -126,7 +126,7 @@ unsigned long start_vm;
 unsigned long end_vm;
 int ncpus = 1;
 
-#ifdef CONFIG_MODE_TT
+#ifdef CONFIG_CMDLINE_ON_HOST
 /* Pointer set in linux_main, the array itself is private to each thread,
  * and changed at address space creation time so this poses no concurrency
  * problems.
@@ -141,7 +141,7 @@ long physmem_size = 32 * 1024 * 1024;
 
 void set_cmdline(char *cmd)
 {
-#ifdef CONFIG_MODE_TT
+#ifdef CONFIG_CMDLINE_ON_HOST
 	char *umid, *ptr;
 
 	if(CHOOSE_MODE(honeypot, 0)) return;
@@ -385,7 +385,7 @@ int linux_main(int argc, char **argv)
 
 	setup_machinename(system_utsname.machine);
 
-#ifdef CONFIG_MODE_TT
+#ifdef CONFIG_CMDLINE_ON_HOST
 	argv1_begin = argv[1];
 	argv1_end = &argv[1][strlen(argv[1])];
 #endif