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linux-hardened/drivers/infiniband/core
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Steve Wise 97cb7e40c6 RDMA/ucma: Allow tuning the max listen backlog 
For iWARP connections, the connect request is carried in a TCP payload
on an already established TCP connection.  So if the ucma's backlog is
full, the connection request is transmitted and acked at the TCP level
by the time the connect request gets dropped in the ucma.  The end
result is the connection gets rejected by the iWARP provider.
Further, a 32 node 256NP OpenMPI job will generate > 128 connect
requests on some ranks.

This patch increases the default max backlog to 1024, and adds a
sysctl variable so the backlog can be adjusted at run time.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
2010-10-23 13:41:40 -07:00
..
addr.c net-next: remove useless union keyword 2010-06-10 23:31:35 -07:00
agent.c IB/mad: agent_send_response() should be void 2007-08-03 10:45:17 -07:00
agent.h RDMA: Remove subversion $Id tags 2008-07-14 23:48:44 -07:00
cache.c RDMA: Remove subversion $Id tags 2008-07-14 23:48:44 -07:00
cm.c IB/cm: Check LAP state before sending an MRA 2010-07-28 15:18:24 -07:00
cm_msgs.h IB: Remove __constant_{endian} uses 2009-01-17 17:11:57 -08:00
cma.c Merge branches 'amso1100', 'bkl', 'cma', 'cxgb3', 'cxgb4', 'ipoib', 'iser', 'masked-atomics', 'misc', 'mthca' and 'nes' into for-next 2010-05-15 20:06:01 -07:00
core_priv.h IB/core: Allow device-specific per-port sysfs files 2010-05-21 10:34:44 -07:00
device.c IB/core: Allow device-specific per-port sysfs files 2010-05-21 10:34:44 -07:00
fmr_pool.c RDMA: Remove subversion $Id tags 2008-07-14 23:48:44 -07:00
iwcm.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
iwcm.h
mad.c IB/mad: Make needlessly global mad_sendq_size/mad_recvq_size static 2010-05-23 21:39:31 -07:00
mad_priv.h IB/mad: Allow tuning of QP0 and QP1 sizes 2009-09-07 08:28:48 -07:00
mad_rmpp.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
mad_rmpp.h RDMA: Remove subversion $Id tags 2008-07-14 23:48:44 -07:00
Makefile
multicast.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
packer.c RDMA: Remove subversion $Id tags 2008-07-14 23:48:44 -07:00
sa.h IB: Remove garbage non-ASCII characters from comments 2007-07-09 16:17:32 -07:00
sa_query.c RDMA/ucma: Add option to manually set IB path 2009-11-16 09:30:33 -08:00
smi.c IB/mad: Check hop count field in directed route MAD to avoid array overflow 2009-09-05 20:24:10 -07:00
smi.h IB/mad: Enable loopback of DR SMP responses from userspace 2008-01-25 14:15:25 -08:00
sysfs.c IB/core: Allow device-specific per-port sysfs files 2010-05-21 10:34:44 -07:00
ucm.c IB/ucm: Use memdup_user() 2010-05-25 21:10:57 -07:00
ucma.c RDMA/ucma: Allow tuning the max listen backlog 2010-10-23 13:41:40 -07:00
ud_header.c IB/core: Fix and clean up ib_ud_header_init() 2010-02-24 14:54:10 -08:00
umem.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
user_mad.c IB/umad: Remove unused-but-set variable 'already_dead' 2010-07-14 13:25:04 -07:00
uverbs.h Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6 2010-03-04 08:15:33 -08:00
uverbs_cmd.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
uverbs_main.c IB: Explicitly rule out llseek to avoid BKL in default_llseek() 2010-04-21 12:17:38 -07:00
uverbs_marshall.c
verbs.c IB: Rename RAW_ETY to RAW_ETHERTYPE 2010-08-04 10:44:19 -07:00