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| author | Eric Dumazet | 2016-05-18 02:44:06 +0200 |
|---|---|---|
| committer | David S. Miller | 2016-05-19 20:36:49 +0200 |
| commit | 7cb001d4c4fa7e1cc1a55388a9544e160dddc610 (patch) | |
| tree | 4a2f977161dfee41fb332eafac0bc420aba7c69a /fs | |
| parent | net: pegasus: remove dead coding (diff) | |
| download | kernel-qcow2-linux-7cb001d4c4fa7e1cc1a55388a9544e160dddc610.tar.gz kernel-qcow2-linux-7cb001d4c4fa7e1cc1a55388a9544e160dddc610.tar.xz kernel-qcow2-linux-7cb001d4c4fa7e1cc1a55388a9544e160dddc610.zip | |
scsi_tcp: block BH in TCP callbacks
iscsi_sw_tcp_data_ready() and iscsi_sw_tcp_state_change() were
using read_lock(&sk->sk_callback_lock) which is fine if caller
disabled BH.
TCP stack no longer has this requirement and can run from
process context.
Use read_lock_bh() variant to restore previous assumption.
Ideally this code could use RCU instead...
Fixes: 5413d1babe8f ("net: do not block BH while processing socket backlog")
Fixes: d41a69f1d390 ("tcp: make tcp_sendmsg() aware of socket backlog")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Mike Christie <michaelc@cs.wisc.edu>
Cc: Venkatesh Srinivas <venkateshs@google.com>
Acked-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs')
0 files changed, 0 insertions, 0 deletions