powerpc/8xx: Optimise access to swapper_pg_dir

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All accessed to PGD entries are done via 0(r11).
By using lower part of swapper_pg_dir as load index to r11, we can remove the
ori instruction.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Scott Wood <scottwood@freescale.com>

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LEROY Christophe 2015-01-20 10:57:34 +01:00 • committed by Scott Wood

parent 17bb312f4c

commit fde5a9057f

1 changed files with 19 additions and 16 deletions

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arch/powerpc/kernel/head_8xx.S

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