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Commit 02dcdc3e authored Aug 04, 2016 by Bob Moore Committed by Rafael J. Wysocki Aug 13, 2016

ACPICA: Simplify configuration for "Max Loops" system parameter

ACPICA commit 857c510d70e18eecc275dd3087807a18bae8aa51

Allow for static configuration of this parameter. It is used
to abort out of infinite loops caused by non-response from
hardware.

Link: https://github.com/acpica/acpica/commit/857c510d


Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

parent 7c312ad1

drivers/acpi/acpica/utinit.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -206,7 +206,7 @@ acpi_status acpi_ut_init_globals(void)
		acpi_gbl_next_owner_id_offset = 0;
		acpi_gbl_debugger_configuration = DEBUGGER_THREADING;
		acpi_gbl_osi_mutex = NULL;
		acpi_gbl_max_loop_iterations = 0xFFFF;
		acpi_gbl_max_loop_iterations = ACPI_MAX_LOOP_COUNT;

		/* Hardware oriented */

include/acpi/acconfig.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -144,6 +144,10 @@

		#define ACPI_ADDRESS_RANGE_MAX 2

		/* Maximum number of While() loops before abort */

		#define ACPI_MAX_LOOP_COUNT 0xFFFF

		/******************************************************************************
		*
		* ACPI Specification constants (Do not change unless the specification changes)