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| author | Sebastian Macke <sebastian@macke.de> | 2013-10-22 02:12:41 +0200 |
|---|---|---|
| committer | Jia Liu <proljc@gmail.com> | 2013-11-20 21:46:45 +0800 |
| commit | d51552176a2ab5e80a211514aa1339fe2575ec2a (patch) | |
| tree | f272c169ec8acfdd998b69d7d4eb1ab9af58708d /util/cache-utils.c | |
| parent | ae52bd96ceaea36c486d8ffeb798e160f31d3be8 (diff) | |
| download | focaccia-qemu-d51552176a2ab5e80a211514aa1339fe2575ec2a.tar.gz focaccia-qemu-d51552176a2ab5e80a211514aa1339fe2575ec2a.zip | |
openrisc-timer: Reduce overhead, Separate clock update functions
The clock value is only evaluated when really necessary reducing the overhead of the timer handling. This also solves a problem in the way the Linux kernel handles the timer and the expected accuracy. The old version could lead to inaccurate timings. Signed-off-by: Sebastian Macke <sebastian@macke.de> Reviewed-by: Jia Liu <proljc@gmail.com> Signed-off-by: Jia Liu <proljc@gmail.com>
Diffstat (limited to 'util/cache-utils.c')
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