2006-05-23 18:53:11

by Andreas Mohr

[permalink] [raw]
Subject: [PATCH] -mm: make ACPI errata __read_mostly

Hello all,

this may be quite useful given frequent ACPI idle invocation...

i386 run-tested on 2.6.17-rc4-mm3.

Signed-off-by: Andreas Mohr <[email protected]>


diff -urN linux-2.6.17-rc4-mm3.orig/drivers/acpi/processor_core.c linux-2.6.17-rc4-mm3.my/drivers/acpi/processor_core.c
--- linux-2.6.17-rc4-mm3.orig/drivers/acpi/processor_core.c 2006-05-23 19:14:14.000000000 +0200
+++ linux-2.6.17-rc4-mm3/drivers/acpi/processor_core.c 2006-05-22 15:47:05.000000000 +0200
@@ -110,7 +110,7 @@
};

struct acpi_processor *processors[NR_CPUS];
-struct acpi_processor_errata errata;
+struct acpi_processor_errata errata __read_mostly;

/* --------------------------------------------------------------------------
Errata Handling