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[POWERPC] Remove some redundant isync instructions 

Remove some redundant isync instructions.

enable_64b_mode() already does an isync, so there is no need to do it again.

Signed-off-by: MOKUNO, Masakazu <mokuno@sm.sony.co.jp>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
MOKUNO Masakazu 2007-02-26 17:21:05 +09:00 committed by Paul Mackerras
parent dbc11f539d
commit fdc0a9be3a
1 changed files with 0 additions and 2 deletions
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2
arch/powerpc/kernel/head_64.S
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@ -1555,7 +1555,6 @@ _GLOBAL(generic_secondary_smp_init)
/* turn on 64-bit mode */
bl .enable_64b_mode
isync
/* Set up a paca value for this processor. Since we have the
* physical cpu id in r24, we need to search the pacas to find
@ -1851,7 +1850,6 @@ __secondary_start_pmac_0:
_GLOBAL(pmac_secondary_start)
/* turn on 64-bit mode */
bl .enable_64b_mode
isync
/* Copy some CPU settings from CPU 0 */
bl .__restore_cpu_ppc970