Thread (29 messages) 29 messages, 4 authors, 2008-05-28

Re: race in skb_splice_bits?

From: Octavian Purdila <hidden>
Date: 2008-05-28 17:09:13

On Wednesday 28 May 2008, Octavian Purdila wrote:
quoted
So yes, your patch is simpler and faster than mine so you should push it
upstream. Fortunately David Miller is in copy and will (David, will
you?) pick it up and push, likely it is also needed for stable?
Hmm, might have found a problem with this approach: say we drop the lock, 
queue the data into the pipe, and at the same time tcp_collapse() is called 
which frees some of the skbs of which data we just queued in the pipe. Later, 
when we will read from the pipe, we will get random data instead of socket 
data...


Thanks,
tavi
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