From: Nathan Fontenot <[EMAIL PROTECTED]>
Update the architecture vector to indicate that Cooperative Memory
Overcommitment is supported if CONFIG_PPC_SMLPAR is set.
Signed-off-by: Nathan Fontenot <[EMAIL PROTECTED]>
Signed-off-by: Robert Jennings <[EMAIL PROTECTED]>
---
This is the last patch in the series. Committing it will signal to
the platform firmware is CMO enabled.
Made this dependent on CONFIG_PPC_SMLPAR so that we don't advertise
functionality when the kernel isn't supporting it.
---
arch/powerpc/kernel/prom_init.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
Index: b/arch/powerpc/kernel/prom_init.c
===================================================================
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -643,6 +643,11 @@ static void __init early_cmdline_parse(v
#else
#define OV5_MSI 0x00
#endif /* CONFIG_PCI_MSI */
+#ifdef CONFIG_PPC_SMLPAR
+#define OV5_CMO 0x80 /* Cooperative Memory
Overcommitment */
+#else
+#define OV5_CMO 0x00
+#endif
/*
* The architecture vector has an array of PVR mask/value pairs,
@@ -687,10 +692,12 @@ static unsigned char ibm_architecture_ve
0, /* don't halt */
/* option vector 5: PAPR/OF options */
- 3 - 2, /* length */
+ 5 - 2, /* length */
0, /* don't ignore, don't halt */
OV5_LPAR | OV5_SPLPAR | OV5_LARGE_PAGES | OV5_DRCONF_MEMORY |
OV5_DONATE_DEDICATE_CPU | OV5_MSI,
+ 0,
+ OV5_CMO,
};
/* Old method - ELF header with PT_NOTE sections */
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