1 files changed, 9 insertions, 0 deletions

diff --git a/kernel/printk.c b/kernel/printk.c
index 4da2377131b0..449364f07a1e 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -671,6 +671,15 @@ void log_buf_kexec_setup(void)
         VMCOREINFO_SYMBOL(log_buf_len);
         VMCOREINFO_SYMBOL(log_first_idx);
         VMCOREINFO_SYMBOL(log_next_idx);
+        /*
+         * Export struct log size and field offsets. User space tools can
+         * parse it and detect any changes to structure down the line.
+         */
+        VMCOREINFO_STRUCT_SIZE(log);
+        VMCOREINFO_OFFSET(log, ts_nsec);
+        VMCOREINFO_OFFSET(log, len);
+        VMCOREINFO_OFFSET(log, text_len);
+        VMCOREINFO_OFFSET(log, dict_len);
 }
 #endif