[PATCH] Correct a race condition between the e500 core decrementer wrapping and the tick interrupt being handled

Nick Withers nick.withers at anu.edu.au
Fri Nov 14 01:08:43 UTC 2014

Hi all,

Please find attached a patch to close a race between the e500 PowerPC
decrementer wrapping and the associated tick interrupt handler doing its

The issue came up in the users@ list:

With these changes and not without, the spnsext01 test passes on the
Nick Withers

Embedded Systems Programmer
Department of Nuclear Physics, Research School of Physics and Engineering
The Australian National University (CRICOS: 00120C)
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