[U-Boot-Users] [PATCH] 85xx: Additional fixes and cleanup of MP code
Wolfgang Denk
wd at denx.de
Mon Apr 28 11:07:35 CEST 2008
In message <Pine.LNX.4.64.0804280223420.4305 at blarg.am.freescale.net> you wrote:
> * adjust __spin_table alignment to match ePAPR v0.94 spec
> * loop over all cpus when determing who is up. This fixes an issue if
> the "boot cpu" isn't core0. The "boot cpu" will already be in the
> cpu_up_mask so there is no harm
> * Added some protection in the code to ensure proper behavior. These
> changes are explicitly needed but don't hurt:
> - Added eieio to ensure the "hot word" of the table is written after
> all other table updates have occurred.
> - Added isync to ensure we don't prefetch loading of table entries
> until we a released
>
> These issues we raised by Dave Liu.
>
> Signed-off-by: Kumar Gala <galak at kernel.crashing.org>
Will Andy send a pull request or shall I apply directly?
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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and throw it away. You _will_ do that. The only question is whether
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throwaway to customers. - Fred Brooks, "The Mythical Man Month"
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