xtensa: add double exception fixup handler for fast_unaligned

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fast_unaligned_fixup restores user registers and runs normal exception
handler in the current stack frame. Unaligned load/store is retried
after that.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

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Max Filippov 2014-01-22 09:16:37 +04:00

parent a450dc69dc

commit c3ef1f4d37

1 changed files with 43 additions and 0 deletions

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arch/xtensa/kernel/align.S

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