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authorJeff Dike <jdike@addtoit.com>2005-06-25 14:55:22 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-25 16:24:35 -0700
commita6f4e3cf75538a75ee4fab620e3c8466f2154458 (patch)
tree2adc3dac915abfce031d6cf3d669bfdfb4a134e8 /arch/um
parente0877f07e85a46e4fde32bd84f08551d360839fe (diff)
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[PATCH] uml: fix timer initialization
In skas mode, the call to uml_idle_timer permanently shut off the virtual timer, resulting in no timer ticks to anything but the idle thread. This is likely the cause of the soft lockups that are seen sporadically in recent UMLs. Signed-off-by: Jeff Dike <jdike@addtoit.com> Cc: Paolo Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um')
-rw-r--r--arch/um/kernel/process_kern.c2
-rw-r--r--arch/um/kernel/skas/process_kern.c1
2 files changed, 1 insertions, 2 deletions
diff --git a/arch/um/kernel/process_kern.c b/arch/um/kernel/process_kern.c
index 0c57bc6..d4036ed 100644
--- a/arch/um/kernel/process_kern.c
+++ b/arch/um/kernel/process_kern.c
@@ -169,7 +169,7 @@ int current_pid(void)
void default_idle(void)
{
- uml_idle_timer();
+ CHOOSE_MODE(uml_idle_timer(), (void) 0);
atomic_inc(&init_mm.mm_count);
current->mm = &init_mm;
diff --git a/arch/um/kernel/skas/process_kern.c b/arch/um/kernel/skas/process_kern.c
index 8f0607f..0a7b8aa 100644
--- a/arch/um/kernel/skas/process_kern.c
+++ b/arch/um/kernel/skas/process_kern.c
@@ -180,7 +180,6 @@ int start_uml_skas(void)
start_userspace(0);
init_new_thread_signals(1);
- uml_idle_timer();
init_task.thread.request.u.thread.proc = start_kernel_proc;
init_task.thread.request.u.thread.arg = NULL;
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