[git pull] Final InfiniBand updates for 2.6.13

From: Roland Dreier
Date: Wed Jul 27 2005 - 23:21:57 EST

Linus, please pull from

rsync://rsync.kernel.org/pub/scm/linux/kernel/git/roland/infiniband.git for-linus

This will update the following files:

core/ucm.c | 88 +++++++++++++++++++++-------------------------
core/uverbs.h | 1
core/uverbs_main.c | 14 ++++++-
hw/mthca/mthca_cq.c | 6 ++-
hw/mthca/mthca_provider.c | 6 +--
ulp/ipoib/ipoib_ib.c | 6 +--
6 files changed, 66 insertions(+), 55 deletions(-)

through the following changes:

commit 79d81907594e1ec4d5171653dde7cb9e9cb87de2
Author: Hal Rosenstock <halr@xxxxxxxxxxxx>
Date: Wed Jul 27 20:38:56 2005 -0700

[IB/ucm]: Clean up userspace CM

Only print debug messages when debug_level is set.
Eliminate NULL checks prior to calling kfree.

Signed-off-by: Hal Rosenstock <halr@xxxxxxxxxxxx>
Signed-off-by: Libor Michalek <libor@xxxxxxxxxxx>

commit 6d376756f2cf3478d5a4fdb8d18e958948366b9d
Author: Michael S. Tsirkin <mst@xxxxxxxxxxxxxx>
Date: Wed Jul 27 14:42:45 2005 -0700

[IB/mthca]: Use io_remap_pfn_range for PCI space

Use io_remap_pfn_range to remap IO pages (remap_pfn_range is for memory).

Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxxxxxx>
Signed-off-by: Roland Dreier <rolandd@xxxxxxxxx>

commit 2181858bb814b51de8ec25b3ddd37cd06c53b0c9
Author: Roland Dreier <roland@xxxxxxxxxxxxxxxxxxxxx>
Date: Wed Jul 27 14:41:32 2005 -0700

[IB/ipoib]: Fix unsigned comparisons to handle wraparound

Fix handling of tx_head/tx_tail comparisons to handle wraparound.

Signed-off-by: Roland Dreier <rolandd@xxxxxxxxx>

commit abdf119b4dad015803819c3d046d20cfbd393e87
Author: Gleb Natapov <glebn@xxxxxxxxxxxx>
Date: Wed Jul 27 14:40:00 2005 -0700

[IB/uverbs]: Add O_ASYNC support

Add support for O_ASYNC notifications on userspace verbs
completion and asynchronous event file descriptors.

Signed-off-by: Gleb Natapov <glebn@xxxxxxxxxxxx>
Signed-off-by: Roland Dreier <rolandd@xxxxxxxxx>

commit 42b1806d5cfc93bf8c3d7fa6e9e79e4ec860c678
Author: Roland Dreier <roland@xxxxxxxxxxxxxxxxxxxxx>
Date: Wed Jul 27 14:38:49 2005 -0700

[IB/mthca]: Fix error CQ entry handling on mem-free HCAs

Fix handling of error CQ entries on mem-free HCAs: the doorbell count
is never valid so we shouldn't look at it. This fixes problems exposed
by new HCA firmware.

Signed-off-by: Roland Dreier <rolandd@xxxxxxxxx>
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