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authorMark Salyzyn <salyzyn@google.com>2015-04-24 09:31:32 -0700
committerMark Salyzyn <salyzyn@google.com>2015-04-28 22:20:41 +0000
commit123927dffc28018a1feb1d42c625b601cb948f34 (patch)
tree905fe666bf92ebcfb4f33a5b71f721c5342ab3d3 /benchmarks
parent452742d2bf4247106055696c11bc4e59ca630f11 (diff)
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bionic: add __system_property_area_serial()
Adds a new _internal_ function. Provide a global serial number to support more efficient private caching algorithms. This allows to skip re-running the __system_property_find() call on misses until there is a global change in the properties. This call is a read barrier, the property data to be read following this call will be read sequentially and up to date. (Cherry pick from bfd65279a5a9018b01f71773270e462f1b9a7768) Bug: 19544788 Change-Id: I58e6a92baa0f3e8e7b9ec79b10af6d56407dab48
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