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[PATCH v2 02/54] accel/tcg: Split out tlbfast_flush_locked


From: Richard Henderson
Subject: [PATCH v2 02/54] accel/tcg: Split out tlbfast_flush_locked
Date: Thu, 14 Nov 2024 08:00:38 -0800

We will have a need to flush only the "fast" portion
of the tlb, allowing re-fill from the "full" portion.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 accel/tcg/cputlb.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c
index b76a4eac4e..c1838412e8 100644
--- a/accel/tcg/cputlb.c
+++ b/accel/tcg/cputlb.c
@@ -284,13 +284,18 @@ static void tlb_mmu_resize_locked(CPUTLBDesc *desc, 
CPUTLBDescFast *fast,
     }
 }
 
-static void tlb_mmu_flush_locked(CPUTLBDesc *desc, CPUTLBDescFast *fast)
+static void tlbfast_flush_locked(CPUTLBDesc *desc, CPUTLBDescFast *fast)
 {
     desc->n_used_entries = 0;
+    memset(fast->table, -1, sizeof_tlb(fast));
+}
+
+static void tlb_mmu_flush_locked(CPUTLBDesc *desc, CPUTLBDescFast *fast)
+{
+    tlbfast_flush_locked(desc, fast);
     desc->large_page_addr = -1;
     desc->large_page_mask = -1;
     desc->vindex = 0;
-    memset(fast->table, -1, sizeof_tlb(fast));
     memset(desc->vtable, -1, sizeof(desc->vtable));
 }
 
-- 
2.43.0




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