On Fri, May 09, 2003 at 11:35:00AM +0200, Daniele Bellucci wrote: > On Fri 9 May 2003 08:07, dan carpenter wrote: > > From: Daniele Bellucci <bellucda@tiscali.it> > > > i would like to know how does linux kernel handle jiffies variable > > > overflow. > > > > > > -) Is there any check on jiffies's value? where is done? > > > -) What happen when jiffies contains the maximum value allowed by its > > > type? > > > > Tim Schmielau's 64 bit jiffies patch was merged in 2.5.60. The jiffies > > value won't overflow in our life time... ;) > > this is true in 64bit architecture, but in 32bit i hope to live enough to see jiffies overflow ;) ... what > happen after 427 days? > > can i suppose that jiffies roll over to 0 value in every 32 bit architecture? I'm fairly certain that 2.5 is still configured to overflow 32-bit values of Jiffies 5 (maybe 10) minutes after boot, to test just this problem. -- Ryan Anderson sometimes Pug Majere -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/
