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由 Sergey Fedorov 提交于
Ensure direct jump patching in PPC is atomic by: * limiting translation buffer size in 32-bit mode to be addressable by Branch I-form instruction; * using atomic_read()/atomic_set() for code patching. Signed-off-by: NSergey Fedorov <serge.fdrv@gmail.com> Signed-off-by: NSergey Fedorov <sergey.fedorov@linaro.org> Reviewed-by: NAlex Bennée <alex.bennee@linaro.org> Message-Id: <1461341333-19646-5-git-send-email-sergey.fedorov@linaro.org> Signed-off-by: NRichard Henderson <rth@twiddle.net>
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