From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Wed, 29 Jun 2011 20:31:16 +0000 (-0400)
Subject: urcu-bp: don't copy old region upon mremap
X-Git-Tag: v0.6.4~7
X-Git-Url: http://git.liburcu.org/?a=commitdiff_plain;ds=sidebyside;h=4a52c06932706e3878e6dff6b8c5418641b872e5;hp=4a52c06932706e3878e6dff6b8c5418641b872e5;p=urcu.git

urcu-bp: don't copy old region upon mremap

mremap keeps the same virtual pages for the old/new mappings. So
explicitly copying from the old mapping is not needed, and probably
buggy, since the old mapping might have been unmapped.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
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