Messages in this thread | | | Date | Thu, 12 Feb 2015 19:01:11 -0800 | Subject | Re: Possible Bug in gnet_start_copy_compat for the file,gen_stats.c | From | Cong Wang <> |
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On Thu, Feb 12, 2015 at 6:33 PM, nick <xerofoify@gmail.com> wrote: > Greets to Everyone, > I am wondering after running sparse on the latest mainline tree why we are not unlocking the spinlock_bh,lock when calling the function, > gnet_stats_start_copy_compat at the end of this function's body. Unless someone can explain to me why there is a very good reason for not > unlocking the spinlock_bh,lock at the end of this function I will send in a patch fixing this. I am assuming this is a bug due to us infinitely > looping in the spinlock_bh and deadlocking unless we exit this lock external to the call to the function,gnet_start_copy_compat.
The last time I looked at this, there is some place calling unlock, you need to find it out. I don't think anyone touched it ever since that time.
Let me know if you still can't find it. And yes, that code is kinda messy, I _do_ have a patch to clean it up (not sent out yet).
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