linux-kernel - [PATCH v2 03/12] ACPI: processor: export acpi_get

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 22 Feb 2010 12:11:19 -0700
From:	Alex Chiang <achiang@...com>
To:	lenb@...nel.org
Cc:	linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
	Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>
Subject: [PATCH v2 03/12] ACPI: processor: export acpi_get_cpuid()

Rename static get_cpu_id() to acpi_get_cpuid() and export it.

This change also gives us an opportunity to remove the
#ifndef CONFIG_SMP from processor_driver.c and into a header file
where it properly belongs.

Acked-by: Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>
Signed-off-by: Alex Chiang <achiang@...com>
---

 drivers/acpi/processor_driver.c |   10 ++++------
 include/acpi/processor.h        |    8 ++++++++
 2 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
index d2f285b..404fab4 100644
--- a/drivers/acpi/processor_driver.c
+++ b/drivers/acpi/processor_driver.c
@@ -359,10 +359,7 @@ static inline int acpi_processor_remove_fs(struct acpi_device *device)
 
 /* Use the acpiid in MADT to map cpus in case of SMP */
 
-#ifndef CONFIG_SMP
-static int get_cpu_id(acpi_handle handle, int type, u32 acpi_id) { return -1; }
-#else
-
+#ifdef CONFIG_SMP
 static struct acpi_table_madt *madt;
 
 static int map_lapic_id(struct acpi_subtable_header *entry,
@@ -494,7 +491,7 @@ exit:
 	return apic_id;
 }
 
-static int get_cpu_id(acpi_handle handle, int type, u32 acpi_id)
+int acpi_get_cpuid(acpi_handle handle, int type, u32 acpi_id)
 {
 	int i;
 	int apic_id = -1;
@@ -511,6 +508,7 @@ static int get_cpu_id(acpi_handle handle, int type, u32 acpi_id)
 	}
 	return -1;
 }
+EXPORT_SYMBOL_GPL(acpi_get_cpuid);
 #endif
 
 /* --------------------------------------------------------------------------
@@ -577,7 +575,7 @@ static int acpi_processor_get_info(struct acpi_device *device)
 		device_declaration = 1;
 		pr->acpi_id = value;
 	}
-	cpu_index = get_cpu_id(pr->handle, device_declaration, pr->acpi_id);
+	cpu_index = acpi_get_cpuid(pr->handle, device_declaration, pr->acpi_id);
 
 	/* Handle UP system running SMP kernel, with no LAPIC in MADT */
 	if (!cpu0_initialized && (cpu_index == -1) &&
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index c642f55..8ebb89a 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -322,6 +322,14 @@ static inline int acpi_processor_get_bios_limit(int cpu, unsigned int *limit)
 
 /* in processor_core.c */
 void acpi_processor_set_pdc(acpi_handle handle);
+#ifdef CONFIG_SMP
+int acpi_get_cpuid(acpi_handle, int type, u32 acpi_id);
+#else
+static inline int acpi_get_cpuid(acpi_handle handle, int type, u32 acpi_id)
+{
+	return -1;
+}
+#endif
 
 /* in processor_throttling.c */
 int acpi_processor_tstate_has_changed(struct acpi_processor *pr);

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/