Messages in this thread | | | Date | Sat, 4 Dec 2021 13:15:53 +0100 | From | Pavel Machek <> | Subject | Re: [PATCH AUTOSEL 4.4 4/9] parisc: Provide an extru_safe() macro to extract unsigned bits |
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Hi!
> From: Helge Deller <deller@gmx.de> > > [ Upstream commit 169d1a4a2adb2c246396c56aa2f9eec3868546f1 ] > > The extru instruction leaves the most significant 32 bits of the > target register in an undefined state on PA 2.0 systems. > Provide a macro to safely use extru on 32- and 64-bit machines.
As the macro is not used by subsequent 4.4 patches, I don't believe this is suitable for -stable.
Best regards, Pavel -- 'DENX Software Engineering GmbH, Managing Director: Wolfgang Denk' 'HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany'
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