ANDROID: pstore/ram: Add ramoops_console_write_buf api

Allow writing into the ramoops console buffer.

Change-Id: Iff0d69b562e4dae33ea7f8d19412227bebb17e47
Signed-off-by: Arve Hjønnevåg <arve@android.com>
diff --git a/include/linux/pstore_ram.h b/include/linux/pstore_ram.h
index c668c86..485cc8e 100644
--- a/include/linux/pstore_ram.h
+++ b/include/linux/pstore_ram.h
@@ -71,6 +71,8 @@
 ssize_t persistent_ram_ecc_string(struct persistent_ram_zone *prz,
 	char *str, size_t len);
 
+void ramoops_console_write_buf(const char *buf, size_t size);
+
 /*
  * Ramoops platform data
  * @mem_size	memory size for ramoops