diff --git a/compiler/optimizing/code_generator_mips.h b/compiler/optimizing/code_generator_mips.h
index 3cb3b52..2d971c5 100644
--- a/compiler/optimizing/code_generator_mips.h
+++ b/compiler/optimizing/code_generator_mips.h
@@ -694,6 +694,7 @@
   // Deduplication map for 32-bit literals, used for non-patchable boot image addresses.
   Uint32ToLiteralMap uint32_literals_;
   // PC-relative method patch info for kBootImageLinkTimePcRelative/kBootImageRelRo.
+  // Also used for type/string patches for kBootImageRelRo (same linker patch as for methods).
   ArenaDeque<PcRelativePatchInfo> boot_image_method_patches_;
   // PC-relative method patch info for kBssEntry.
   ArenaDeque<PcRelativePatchInfo> method_bss_entry_patches_;
@@ -701,7 +702,7 @@
   ArenaDeque<PcRelativePatchInfo> boot_image_type_patches_;
   // PC-relative type patch info for kBssEntry.
   ArenaDeque<PcRelativePatchInfo> type_bss_entry_patches_;
-  // PC-relative String patch info; type depends on configuration (intern table or boot image PIC).
+  // PC-relative String patch info for kBootImageLinkTimePcRelative.
   ArenaDeque<PcRelativePatchInfo> boot_image_string_patches_;
   // PC-relative String patch info for kBssEntry.
   ArenaDeque<PcRelativePatchInfo> string_bss_entry_patches_;