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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: pbonzini@redhat.com, eduardo@habkost.net
Subject: [PATCH 06/14] include/exec: Introduce TARGET_PAGE_ENTRY_EXTRA
Date: Mon, 22 Aug 2022 16:57:55 -0700	[thread overview]
Message-ID: <20220822235803.1729290-7-richard.henderson@linaro.org> (raw)
In-Reply-To: <20220822235803.1729290-1-richard.henderson@linaro.org>

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



  parent reply	other threads:[~2022-08-23  0:18 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-22 23:57 [PATCH 00/14] target/i386: Use atomic operations for pte updates Richard Henderson
2022-08-22 23:57 ` [PATCH 01/14] accel/tcg: Rename CPUIOTLBEntry to CPUTLBEntryFull Richard Henderson
2022-08-22 23:57 ` [PATCH 02/14] accel/tcg: Drop addr member from SavedIOTLB Richard Henderson
2022-08-22 23:57 ` [PATCH 03/14] accel/tcg: Suppress auto-invalidate in probe_access_internal Richard Henderson
2022-08-23  9:19   ` David Hildenbrand
2022-08-23 15:19     ` Richard Henderson
2022-08-23 16:09       ` Richard Henderson
2022-08-22 23:57 ` [PATCH 04/14] accel/tcg: Introduce probe_access_full Richard Henderson
2022-08-22 23:57 ` [PATCH 05/14] accel/tcg: Introduce tlb_set_page_full Richard Henderson
2022-08-22 23:57 ` Richard Henderson [this message]
2022-08-22 23:57 ` [PATCH 07/14] target/i386: Use MMUAccessType across excp_helper.c Richard Henderson
2022-08-22 23:57 ` [PATCH 08/14] target/i386: Direct call get_hphys from mmu_translate Richard Henderson
2022-08-22 23:57 ` [PATCH 09/14] target/i386: Introduce structures for mmu_translate Richard Henderson
2022-08-22 23:57 ` [PATCH 10/14] target/i386: Reorg GET_HPHYS Richard Henderson
2022-08-22 23:58 ` [PATCH 11/14] target/i386: Add MMU_PHYS_IDX and MMU_NESTED_IDX Richard Henderson
2022-08-22 23:58 ` [PATCH 12/14] target/i386: Use MMU_NESTED_IDX for vmload/vmsave Richard Henderson
2022-08-22 23:58 ` [PATCH 13/14] target/i386: Combine 5 sets of variables in mmu_translate Richard Henderson
2022-08-22 23:58 ` [PATCH 14/14] target/i386: Use atomic operations for pte updates Richard Henderson
2022-08-23  2:05 ` [PATCH 00/14] " Richard Henderson

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