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[2/2] powerpc: Set default CPU type to POWER8 for little endian builds

Message ID 1474806941-5006-2-git-send-email-anton@ozlabs.org (mailing list archive)
State Accepted
Headers show

Commit Message

Anton Blanchard Sept. 25, 2016, 12:35 p.m. UTC 
From: Anton Blanchard <anton@samba.org>

We supported POWER7 CPUs for bootstrapping little endian, but the
target was always POWER8. Now that POWER7 specific issues are
impacting performance, change the default target to POWER8.

Signed-off-by: Anton Blanchard <anton@samba.org>
---
 arch/powerpc/platforms/Kconfig.cputype | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index f32edec..fa06676 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -86,6 +86,7 @@  endchoice
 choice
 	prompt "CPU selection"
 	depends on PPC64
+	default POWER8_CPU if CPU_LITTLE_ENDIAN
 	default GENERIC_CPU
 	help
 	  This will create a kernel which is optimised for a particular CPU.