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[PATCH v3 6/6] include/exec: Introduce TARGET_PAGE_ENTRY_EXTRA
From: |
Richard Henderson |
Subject: |
[PATCH v3 6/6] include/exec: Introduce TARGET_PAGE_ENTRY_EXTRA |
Date: |
Mon, 5 Sep 2022 21:22:59 +0100 |
Allow the target to cache items from the guest page tables.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
include/exec/cpu-defs.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/include/exec/cpu-defs.h b/include/exec/cpu-defs.h
index 5e12cc1854..67239b4e5e 100644
--- a/include/exec/cpu-defs.h
+++ b/include/exec/cpu-defs.h
@@ -163,6 +163,15 @@ typedef struct CPUTLBEntryFull {
/* @lg_page_size contains the log2 of the page size. */
uint8_t lg_page_size;
+
+ /*
+ * Allow target-specific additions to this structure.
+ * This may be used to cache items from the guest cpu
+ * page tables for later use by the implementation.
+ */
+#ifdef TARGET_PAGE_ENTRY_EXTRA
+ TARGET_PAGE_ENTRY_EXTRA
+#endif
} CPUTLBEntryFull;
/*
--
2.34.1
- Re: [PATCH v3 1/6] accel/tcg: Rename CPUIOTLBEntry to CPUTLBEntryFull, (continued)