ACPI: call acpi_debug_init() explicitly rather than as initcall
authorBjorn Helgaas <bjorn.helgaas@hp.com>
Tue, 24 Mar 2009 22:50:03 +0000 (16:50 -0600)
committerLen Brown <len.brown@intel.com>
Fri, 27 Mar 2009 16:50:29 +0000 (12:50 -0400)
This patch makes acpi_init() call acpi_debug_init() directly.
Previously, both were subsys_initcalls.  acpi_debug_init()
must happen after acpi_init(), and it's better to call it
explicitly rather than rely on link ordering.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>
drivers/acpi/bus.c
drivers/acpi/debug.c
drivers/acpi/internal.h

index c13307279f7e9f2758d4a6e04599ef24665e77c3..f32cfd64c999cb12a1d6d2b1905dc34b5cedb3a5 100644 (file)
@@ -883,6 +883,7 @@ static int __init acpi_init(void)
        acpi_ec_init();
        acpi_power_init();
        acpi_system_init();
+       acpi_debug_init();
        return result;
 }
 
index 20223cbd0d1cb3544f27b1da96ecf579566ffb89..9cb189f3c77c16b0ddbd6c669813384f2bac739b 100644 (file)
@@ -297,17 +297,15 @@ acpi_system_write_debug(struct file *file,
 
        return count;
 }
+#endif
 
-static int __init acpi_debug_init(void)
+int __init acpi_debug_init(void)
 {
+#ifdef CONFIG_ACPI_PROCFS
        struct proc_dir_entry *entry;
        int error = 0;
        char *name;
 
-
-       if (acpi_disabled)
-               return 0;
-
        /* 'debug_layer' [R/W] */
        name = ACPI_SYSTEM_FILE_DEBUG_LAYER;
        entry =
@@ -338,7 +336,7 @@ static int __init acpi_debug_init(void)
        remove_proc_entry(ACPI_SYSTEM_FILE_DEBUG_LAYER, acpi_root_dir);
        error = -ENODEV;
        goto Done;
-}
-
-subsys_initcall(acpi_debug_init);
+#else
+       return 0;
 #endif
+}
index 4a35f6e819d35010ff79172c0dd6afea31af5f28..44b84021d84df5e3c7cc45fbadae2da74d906fac 100644 (file)
@@ -3,6 +3,12 @@
 int acpi_scan_init(void);
 int acpi_system_init(void);
 
+#ifdef CONFIG_ACPI_DEBUG
+int acpi_debug_init(void);
+#else
+static inline int acpi_debug_init(void) { return 0; }
+#endif
+
 /* --------------------------------------------------------------------------
                                   Power Resource
    -------------------------------------------------------------------------- */