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authorThomas Hellstrom <thellstrom@vmware.com>2010-11-16 15:21:07 +0100
committerDave Airlie <airlied@redhat.com>2010-11-22 13:25:13 +1000
commitecf7ace9a8450303a987aa8364e53860cd50e554 (patch)
treebbad2c5982c3b76462cbee9e15458072bc80055d /Documentation/accounting
parentd6ea88865d3e5b0c62040531310c1f2c6a994f46 (diff)
downloadop-kernel-dev-ecf7ace9a8450303a987aa8364e53860cd50e554.zip
op-kernel-dev-ecf7ace9a8450303a987aa8364e53860cd50e554.tar.gz
kref: Add a kref_sub function
Makes it possible to optimize batched multiple unrefs. Initial user will be drivers/gpu/ttm which accumulates unrefs to be processed outside of atomic code. Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
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