Messages in this thread Patch in this message | | | From | "Rafael J. Wysocki" <> | Subject | [PATCH v1 1/4] ACPI: processor: perflib: Eliminate redundant status check | Date | Fri, 05 Mar 2021 19:40:36 +0100 |
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From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
One of the "status != AE_NOT_FOUND" checks in acpi_processor_get_platform_limit() is redundant, so rearrange the code to eliminate it.
No functional impact.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> --- drivers/acpi/processor_perflib.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-)
Index: linux-pm/drivers/acpi/processor_perflib.c =================================================================== --- linux-pm.orig/drivers/acpi/processor_perflib.c +++ linux-pm/drivers/acpi/processor_perflib.c @@ -63,14 +63,15 @@ static int acpi_processor_get_platform_l * (e.g. 0 = states 0..n; 1 = states 1..n; etc. */ status = acpi_evaluate_integer(pr->handle, "_PPC", NULL, &ppc); - - if (status != AE_NOT_FOUND) + if (status != AE_NOT_FOUND) { acpi_processor_ppc_in_use = true; - if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { - acpi_handle_warn(pr->handle, "_PPC evaluation failed: %s\n", - acpi_format_exception(status)); - return -ENODEV; + if (ACPI_FAILURE(status)) { + acpi_handle_warn(pr->handle, + "_PPC evaluation failed: %s\n", + acpi_format_exception(status)); + return -ENODEV; + } } pr_debug("CPU %d: _PPC is %d - frequency %s limited\n", pr->id,
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