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Diffstat (limited to 'include/asm-generic/error-injection.h')
-rw-r--r--include/asm-generic/error-injection.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/include/asm-generic/error-injection.h b/include/asm-generic/error-injection.h
index fbca56bd9cbc..b05253f68eaa 100644
--- a/include/asm-generic/error-injection.h
+++ b/include/asm-generic/error-injection.h
@@ -4,7 +4,6 @@
#if defined(__KERNEL__) && !defined(__ASSEMBLY__)
enum {
- EI_ETYPE_NONE, /* Dummy value for undefined case */
EI_ETYPE_NULL, /* Return NULL if failure */
EI_ETYPE_ERRNO, /* Return -ERRNO if failure */
EI_ETYPE_ERRNO_NULL, /* Return -ERRNO or NULL if failure */
@@ -20,8 +19,10 @@ struct pt_regs;
#ifdef CONFIG_FUNCTION_ERROR_INJECTION
/*
- * Whitelist generating macro. Specify functions which can be
- * error-injectable using this macro.
+ * Whitelist generating macro. Specify functions which can be error-injectable
+ * using this macro. If you unsure what is required for the error-injectable
+ * functions, please read Documentation/fault-injection/fault-injection.rst
+ * 'Error Injectable Functions' section.
*/
#define ALLOW_ERROR_INJECTION(fname, _etype) \
static struct error_injection_entry __used \