Messages in this thread | | | Subject | Re: Network-related Oopses on 2.2.13pre14 | From | Andi Kleen <> | Date | 04 Oct 1999 00:16:07 +0200 |
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andrea@suse.de (Andrea Arcangeli) writes:
> I noticed an irq race into the backlog handling (as backlog is shared by > all netdevice, so netif_rx will continue to run inside irq handlers of > other netdevices and so it can easily race with dev_clear_backlog). > > I don't expect it to cure the problem but I think you can give it a try ;).
I don't expect it to fix any problems. Interrupts never remove packets from the backlog, only add them. dev_clear_backlog is protected against other contexts by the kernel lock in 2.2. Your patch would protect against interrupts removing packets. This cannot happen.
-Andi
-- This is like TV. I don't like TV.
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