pussuw commented on code in PR #9577:
URL: https://github.com/apache/nuttx/pull/9577#discussion_r1277808028


##########
arch/risc-v/include/irq.h:
##########
@@ -562,9 +570,15 @@ struct xcptcontext
 #endif
 #endif
 
-  /* Register save area */
+  /* Integer register save area */
 
   uintptr_t *regs;
+
+  /* FPU register save area */
+
+#if defined(CONFIG_ARCH_FPU) && defined(CONFIG_ARCH_LAZYFPU)
+  uintptr_t fregs[FPU_XCPT_SIZE];

Review Comment:
   Just noticed that this needs to be fixed too, this now reserves 4-8 times 
more memory for the FPU regs than is needed. Should be FPU_XCPT_REGS



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