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[PATCH] IPoIB: document conversion to debugfs 

Update IPoIB documentation now that multicast debugging files have moved from
ipoibdebugfs to debugfs.

Signed-off-by: Roland Dreier <roland@topspin.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Roland Dreier 2005-04-16 15:26:07 -07:00 committed by Linus Torvalds
parent 9adec1a808
commit b1ed8dab94
1 changed files with 3 additions and 4 deletions
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7
Documentation/infiniband/ipoib.txt
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@ -32,14 +32,13 @@ Debugging Information
mcast_debug_level to 1. These parameters can be controlled at mcast_debug_level to 1. These parameters can be controlled at
runtime through files in /sys/module/ib_ipoib/. runtime through files in /sys/module/ib_ipoib/.
CONFIG_INFINIBAND_IPOIB_DEBUG also enables the "ipoib_debugfs" CONFIG_INFINIBAND_IPOIB_DEBUG also enables files in the debugfs
virtual filesystem. By mounting this filesystem, for example with virtual filesystem. By mounting this filesystem, for example with
mkdir -p /ipoib_debugfs mount -t debugfs none /sys/kernel/debug
mount -t ipoib_debugfs none /ipoib_debufs
it is possible to get statistics about multicast groups from the it is possible to get statistics about multicast groups from the
files /ipoib_debugfs/ib0_mcg and so on. files /sys/kernel/debug/ipoib/ib0_mcg and so on.
The performance impact of this option is negligible, so it The performance impact of this option is negligible, so it
is safe to enable this option with debug_level set to 0 for normal is safe to enable this option with debug_level set to 0 for normal