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Diffstat (limited to 'include/acpi/acoutput.h')
-rw-r--r--include/acpi/acoutput.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/acpi/acoutput.h b/include/acpi/acoutput.h
index b1571dd96310..5e0346142f98 100644
--- a/include/acpi/acoutput.h
+++ b/include/acpi/acoutput.h
@@ -193,6 +193,7 @@
*/
#ifndef ACPI_NO_ERROR_MESSAGES
#define AE_INFO _acpi_module_name, __LINE__
+#define ACPI_ONCE(_fn, _plist) { static char _done; if (!_done) { _done = 1; _fn _plist; } }
/*
* Error reporting. Callers module and line number are inserted by AE_INFO,
@@ -201,8 +202,10 @@
*/
#define ACPI_INFO(plist) acpi_info plist
#define ACPI_WARNING(plist) acpi_warning plist
+#define ACPI_WARNING_ONCE(plist) ACPI_ONCE(acpi_warning, plist)
#define ACPI_EXCEPTION(plist) acpi_exception plist
#define ACPI_ERROR(plist) acpi_error plist
+#define ACPI_ERROR_ONCE(plist) ACPI_ONCE(acpi_error, plist)
#define ACPI_BIOS_WARNING(plist) acpi_bios_warning plist
#define ACPI_BIOS_EXCEPTION(plist) acpi_bios_exception plist
#define ACPI_BIOS_ERROR(plist) acpi_bios_error plist
@@ -214,8 +217,10 @@
#define ACPI_INFO(plist)
#define ACPI_WARNING(plist)
+#define ACPI_WARNING_ONCE(plist)
#define ACPI_EXCEPTION(plist)
#define ACPI_ERROR(plist)
+#define ACPI_ERROR_ONCE(plist)
#define ACPI_BIOS_WARNING(plist)
#define ACPI_BIOS_EXCEPTION(plist)
#define ACPI_BIOS_ERROR(plist)