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authorRichard Weinberger <richard@nod.at>2010-10-26 14:21:13 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-26 16:52:03 -0700
commit482db6df1746c4fa7d64a2441d4cb2610249c679 (patch)
tree9e18f6c3121bbceeb520c9b5f43f1e629f0f93cd
parentb7f50cfa3630b6e079929ffccfd442d65064ee1f (diff)
um: fix global timer issue when using CONFIG_NO_HZ
This fixes a issue which was introduced by fe2cc53e ("uml: track and make up lost ticks"). timeval_to_ns() returns long long and not int. Due to that UML's timer did not work properlt and caused timer freezes. Signed-off-by: Richard Weinberger <richard@nod.at> Acked-by: Pekka Enberg <penberg@kernel.org> Cc: Jeff Dike <jdike@addtoit.com> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/um/os-Linux/time.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/um/os-Linux/time.c b/arch/um/os-Linux/time.c
index dec5678fc17f..6e3359d6a839 100644
--- a/arch/um/os-Linux/time.c
+++ b/arch/um/os-Linux/time.c
@@ -60,7 +60,7 @@ static inline long long timeval_to_ns(const struct timeval *tv)
long long disable_timer(void)
{
struct itimerval time = ((struct itimerval) { { 0, 0 }, { 0, 0 } });
- int remain, max = UM_NSEC_PER_SEC / UM_HZ;
+ long long remain, max = UM_NSEC_PER_SEC / UM_HZ;
if (setitimer(ITIMER_VIRTUAL, &time, &time) < 0)
printk(UM_KERN_ERR "disable_timer - setitimer failed, "