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authorEric Dumazet <eric.dumazet@gmail.com>2010-05-16 00:34:04 -0700
committerDavid S. Miller <davem@davemloft.net>2010-05-16 00:34:04 -0700
commit35790c0421121364883a167bab8a2e37e1f67f78 (patch)
treea3e032a9ba6bb77337176bef407d7408d6a10a4d /net/sctp
parentd77f873fdd21912803836da78f627d2efd267082 (diff)
downloadop-kernel-dev-35790c0421121364883a167bab8a2e37e1f67f78.zip
op-kernel-dev-35790c0421121364883a167bab8a2e37e1f67f78.tar.gz
tcp: fix MD5 (RFC2385) support
TCP MD5 support uses percpu data for temporary storage. It currently disables preemption so that same storage cannot be reclaimed by another thread on same cpu. We also have to make sure a softirq handler wont try to use also same context. Various bug reports demonstrated corruptions. Fix is to disable preemption and BH. Reported-by: Bhaskar Dutta <bhaskie@gmail.com> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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