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authorBob Moore <robert.moore@intel.com>2009-03-09 16:31:04 +0800
committerLen Brown <len.brown@intel.com>2009-03-27 12:11:02 -0400
commit8a335a2331c72e60c6b3ef09b2dedd3ba00da1b1 (patch)
treef538a4f68499dab0d59e253bc55a5cf4aff66ec1 /drivers/net/usb/zaurus.c
parentaab61b676a024d3527f6201e2b31285a96f7a1d2 (diff)
ACPICA: Fix AcpiWalkNamespace race condition with table unload
Added a reader/writer locking mechanism to allow multiple concurrent namespace walks (readers), but a dynamic table unload will have exclusive access to the namespace. This fixes a problem where a table unload could delete the portion of the namespace that is currently being examined by a walk. Adds a new file, utlock.c that implements the reader/writer lock mechanism. ACPICA BZ 749. http://www.acpica.org/bugzilla/show_bug.cgi?id=749 Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/net/usb/zaurus.c')
0 files changed, 0 insertions, 0 deletions