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Commit fdc0a9be authored by MOKUNO Masakazu's avatar MOKUNO Masakazu Committed by Paul Mackerras
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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: default avatarMOKUNO, Masakazu <mokuno@sm.sony.co.jp>
Acked-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent dbc11f53

arch/powerpc/kernel/head_64.S

+0 −2
Original line number Diff line number Diff line
@@ -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