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Commit 642fc7ad authored by Andy Ross's avatar Andy Ross Committed by Anas Nashif
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arch/xtensa: Use ZSR assignments for stack flush markers 



The kernel coherence cache flush code was using a scratch register to
mark the top of the stack.  Likewise a good candidate for ZSR use.

Signed-off-by: default avatarAndy Ross <andrew.j.ross@intel.com>
parent 3c7905b9
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