diff options
| author | Hannes Frederic Sowa <hannes@stressinduktion.org> | 2013-11-29 06:39:44 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-11-30 12:48:13 -0500 |
| commit | 7f88c6b23afbd31545c676dea77ba9593a1a14bf (patch) | |
| tree | 632026254bc2ca731676e4327381dbe265153f76 /lib/debug_locks.c | |
| parent | 696701b89d44c636c800a9b98f4a6a8015a6e1c4 (diff) | |
ipv6: fix possible seqlock deadlock in ip6_finish_output2
IPv6 stats are 64 bits and thus are protected with a seqlock. By not
disabling bottom-half we could deadlock here if we don't disable bh and
a softirq reentrantly updates the same mib.
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib/debug_locks.c')
0 files changed, 0 insertions, 0 deletions