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Re: kern/55512: sdmmc locking broken

The following reply was made to PR kern/55512; it has been noted by GNATS.

From: Martin Husemann <>
Subject: Re: kern/55512: sdmmc locking broken
Date: Wed, 22 Jul 2020 15:23:13 +0200

 On Wed, Jul 22, 2020 at 12:35:02PM +0000, Michael van Elst wrote:
 >  Or just remove the macros as the macros were ignored when locking was added
 >  later.
 That would be fine, but still the locking seems to be broken. I'm
 pretty sure I saw concurrent cmds issued by different CPUs while trying
 to debug my eMMC issue (the strange timings you noticed in my debug
 lock on tech-kern) on Odroid C2.

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