[S390] fault handler performance optimization. · git-mirror/linux@50d7280 · GitHub

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[S390] fault handler performance optimization.

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Slim down the do_exception function to handle only the fast path of a
fault and move the exceptional cases into a new function. That slightly
increases the performance of the fault handling.

Build fix for !CONFIG_COMPAT by
Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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Martin Schwidefsky authored and Martin Schwidefsky committed Dec 7, 2009

1 parent 7ecb344 commit 50d7280