--- zzzz-none-000/linux-5.4.213/include/linux/pstore_ram.h	2022-09-15 10:04:56.000000000 +0000
+++ alder-5690pro-762/linux-5.4.213/include/linux/pstore_ram.h	2024-08-14 09:02:08.000000000 +0000
@@ -121,6 +121,12 @@
  * Ramoops platform data
  * @mem_size	memory size for ramoops
  * @mem_address	physical memory address to contain ramoops
+ * @pmsg_size	array containing size of each pmsg area. 0 value in the array
+ *		indicates the end of the content. For example, if the following
+ *		array is given,
+ *		.pmsg_size = { 0x1000, 0x2000, 0x0, 0x3000, };
+ *		then, pmsg areas are allocated for the first two size values
+ *		and '0x3000' is just ignored.
  */
 
 #define RAMOOPS_FLAG_FTRACE_PER_CPU	BIT(0)
@@ -132,7 +138,7 @@
 	unsigned long	record_size;
 	unsigned long	console_size;
 	unsigned long	ftrace_size;
-	unsigned long	pmsg_size;
+	unsigned long	*pmsg_size;
 	int		dump_oops;
 	u32		flags;
 	struct persistent_ram_ecc_info ecc_info;