[lkml]   [2002]   [Mar]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] spinlock not locked when unlocking in atm_dev_register
> On Fri, 2002-03-01 at 12:46, Frode Isaksen wrote:
>> If you compile the kernel with SMP and spinlock debugging, BUG() will be
>> called when registering your atm driver, since the "atm_dev_lock" spinlock is
>> not locked when unlocking it.
> I don't have any knowledge of the source in question, but wouldn't a
> possibility (perhaps even more likely) be that you should _add_ the
> spin_lock instead of remove the spin_unlocks ?
The atm_dev_register function is calling functions that are using the same
spinlock, so you cannot just lock the spinlock when entering the function..


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:24    [W:0.073 / U:4.332 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site