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authorLen Brown <len.brown@intel.com>2005-08-03 18:15:15 -0400
committerLen Brown <len.brown@intel.com>2005-08-03 18:15:15 -0400
commit8066eff0a1a0703ad901dbe5646a47dbfc089ef2 (patch)
tree9d46f66ae3f1002073c317e10218a78775ff7e2d /drivers/acpi/pci_link.c
parent9a351e30d72d409ec62c83f380e330e0baa584b4 (diff)
parent79cda7d0e1c8629996242c036d6fe0466038d8ba (diff)
/home/lenb/src/to-linus branch 'acpi-2.6.12'
Diffstat (limited to 'drivers/acpi/pci_link.c')
-rw-r--r--drivers/acpi/pci_link.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c
index d9a9b86ecb2..65cea07abbc 100644
--- a/drivers/acpi/pci_link.c
+++ b/drivers/acpi/pci_link.c
@@ -692,7 +692,18 @@ acpi_pci_link_free_irq(acpi_handle handle)
return_VALUE(-1);
}
+#ifdef FUTURE_USE
+ /*
+ * The Link reference count allows us to _DISable an unused link
+ * and suspend time, and set it again on resume.
+ * However, 2.6.12 still has irq_router.resume
+ * which blindly restores the link state.
+ * So we disable the reference count method
+ * to prevent duplicate acpi_pci_link_set()
+ * which would harm some systems
+ */
link->refcnt --;
+#endif
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Link %s is dereferenced\n", acpi_device_bid(link->device)));