2005-01-17 03:40:03

by Jeff Dike

[permalink] [raw]
Subject: [PATCH 7/10] UML - Eliminate unhandled SIGPROF on halt

Fixes the "profiling timer expired" message on shutting down with profiling
enabled.

Signed-off-by: Jeff Dike <[email protected]>

Index: 2.6.10/arch/um/kernel/main.c
===================================================================
--- 2.6.10.orig/arch/um/kernel/main.c 2005-01-12 15:43:08.000000000 -0500
+++ 2.6.10/arch/um/kernel/main.c 2005-01-13 17:40:25.000000000 -0500
@@ -154,13 +154,21 @@
do_uml_initcalls();
ret = linux_main(argc, argv);

+ /* Disable SIGPROF - I have no idea why libc doesn't do this or turn
+ * off the profiling time, but UML dies with a SIGPROF just before
+ * exiting when profiling is active.
+ */
+ change_sig(SIGPROF, 0);
+
/* Reboot */
if(ret){
int err;

printf("\n");
+
/* stop timers and set SIG*ALRM to be ignored */
disable_timer();
+
/* disable SIGIO for the fds and set SIGIO to be ignored */
err = deactivate_all_fds();
if(err)