Commit 87b58608 authored Nov 07, 2008 by Bjorn Helgaas Committed by Len Brown Nov 07, 2008

ACPI: turn off all debug output by default



When CONFIG_ACPI_DEBUG=y, the default acpi_dbg_layer and acpi_dbg_level
values built into the ACPI CA have some debug output enabled.  We'd
rather be quiet unless the user actually specified the acpi.debug_level
argument.

This enables distros to ship with CONFIG_ACPI_DEBUG=y without
inundating users with debug output.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>

parent bdd72799

drivers/acpi/bus.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -688,6 +688,14 @@ void __init acpi_early_init(void)
		if (acpi_disabled)
		return;

		/*
		* ACPI CA initializes acpi_dbg_level to non-zero, which means
		* we get debug output merely by turning on CONFIG_ACPI_DEBUG.
		* Turn it off so we don't get output unless the user specifies
		* acpi.debug_level.
		*/
		acpi_dbg_level = 0;

		printk(KERN_INFO PREFIX "Core revision %08x\n", ACPI_CA_VERSION);

		/* enable workarounds, unless strict ACPI spec. compliance */