Some structs are not named and are only available via their typedef.
Add a VMCOREINFO macro to export field offsets for such structs.

Signed-off-by: John Ogness <[email protected]>
---
 include/linux/crash_core.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/linux/crash_core.h b/include/linux/crash_core.h
index 525510a9f965..43b51c9df571 100644
--- a/include/linux/crash_core.h
+++ b/include/linux/crash_core.h
@@ -53,6 +53,9 @@ phys_addr_t paddr_vmcoreinfo_note(void);
 #define VMCOREINFO_OFFSET(name, field) \
        vmcoreinfo_append_str("OFFSET(%s.%s)=%lu\n", #name, #field, \
                              (unsigned long)offsetof(struct name, field))
+#define VMCOREINFO_TYPE_OFFSET(name, field) \
+       vmcoreinfo_append_str("OFFSET(%s.%s)=%lu\n", #name, #field, \
+                             (unsigned long)offsetof(name, field))
 #define VMCOREINFO_LENGTH(name, value) \
        vmcoreinfo_append_str("LENGTH(%s)=%lu\n", #name, (unsigned long)value)
 #define VMCOREINFO_NUMBER(name) \
-- 
2.20.1


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