From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: alistair.francis@wdc.com
Subject: [PATCH 6/9] cputlb: Split out tlb_mmu_flush_locked
Date: Thu, 9 Jan 2020 13:49:04 +1100 [thread overview]
Message-ID: <20200109024907.2730-7-richard.henderson@linaro.org> (raw)
In-Reply-To: <20200109024907.2730-1-richard.henderson@linaro.org>
We will want to be able to flush a tlb without resizing.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
accel/tcg/cputlb.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)
diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c
index eff427f137..e60e501334 100644
--- a/accel/tcg/cputlb.c
+++ b/accel/tcg/cputlb.c
@@ -228,12 +228,8 @@ static void tlb_mmu_resize_locked(CPUTLBDesc *desc, CPUTLBDescFast *fast)
}
}
-static void tlb_flush_one_mmuidx_locked(CPUArchState *env, int mmu_idx)
+static void tlb_mmu_flush_locked(CPUTLBDesc *desc, CPUTLBDescFast *fast)
{
- CPUTLBDesc *desc = &env_tlb(env)->d[mmu_idx];
- CPUTLBDescFast *fast = &env_tlb(env)->f[mmu_idx];
-
- tlb_mmu_resize_locked(desc, fast);
desc->n_used_entries = 0;
desc->large_page_addr = -1;
desc->large_page_mask = -1;
@@ -242,6 +238,15 @@ static void tlb_flush_one_mmuidx_locked(CPUArchState *env, int mmu_idx)
memset(desc->vtable, -1, sizeof(desc->vtable));
}
+static void tlb_flush_one_mmuidx_locked(CPUArchState *env, int mmu_idx)
+{
+ CPUTLBDesc *desc = &env_tlb(env)->d[mmu_idx];
+ CPUTLBDescFast *fast = &env_tlb(env)->f[mmu_idx];
+
+ tlb_mmu_resize_locked(desc, fast);
+ tlb_mmu_flush_locked(desc, fast);
+}
+
static inline void tlb_n_used_entries_inc(CPUArchState *env, uintptr_t mmu_idx)
{
env_tlb(env)->d[mmu_idx].n_used_entries++;
--
2.20.1
next prev parent reply other threads:[~2020-01-09 2:53 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-09 2:48 [PATCH 0/9] cputlb: Various cleanups Richard Henderson
2020-01-09 2:48 ` [PATCH 1/9] cputlb: Merge tlb_table_flush_by_mmuidx into tlb_flush_one_mmuidx_locked Richard Henderson
2020-01-20 0:34 ` Alistair Francis
2020-01-20 13:34 ` Alex Bennée
2020-01-09 2:49 ` [PATCH 2/9] cputlb: Make tlb_n_entries private to cputlb.c Richard Henderson
2020-01-20 0:36 ` Alistair Francis
2020-01-20 8:53 ` Philippe Mathieu-Daudé
2020-01-20 13:34 ` Alex Bennée
2020-01-09 2:49 ` [PATCH 3/9] cputlb: Pass CPUTLBDescFast to tlb_n_entries and sizeof_tlb Richard Henderson
2020-01-20 0:37 ` Alistair Francis
2020-01-20 8:54 ` Philippe Mathieu-Daudé
2020-01-20 13:36 ` Alex Bennée
2020-01-20 13:39 ` Alex Bennée
2020-01-09 2:49 ` [PATCH 4/9] cputlb: Hoist tlb portions in tlb_mmu_resize_locked Richard Henderson
2020-01-20 8:58 ` Philippe Mathieu-Daudé
2020-01-20 12:05 ` Alistair Francis
2020-01-20 13:40 ` Alex Bennée
2020-01-09 2:49 ` [PATCH 5/9] cputlb: Hoist tlb portions in tlb_flush_one_mmuidx_locked Richard Henderson
2020-01-20 8:58 ` Philippe Mathieu-Daudé
2020-01-20 13:41 ` Alex Bennée
2020-01-20 22:56 ` Alistair Francis
2020-01-09 2:49 ` Richard Henderson [this message]
2020-01-20 8:59 ` [PATCH 6/9] cputlb: Split out tlb_mmu_flush_locked Philippe Mathieu-Daudé
2020-01-20 13:41 ` Alex Bennée
2020-01-20 22:58 ` Alistair Francis
2020-01-09 2:49 ` [PATCH 7/9] cputlb: Partially merge tlb_dyn_init into tlb_init Richard Henderson
2020-01-20 9:01 ` Philippe Mathieu-Daudé
2020-01-20 14:33 ` Alex Bennée
2020-01-20 23:00 ` Alistair Francis
2020-01-09 2:49 ` [PATCH 8/9] cputlb: Initialize tlbs as flushed Richard Henderson
2020-01-20 14:33 ` Alex Bennée
2020-01-20 23:01 ` Alistair Francis
2020-01-09 2:49 ` [PATCH 9/9] cputlb: Hoist timestamp outside of loops over tlbs Richard Henderson
2020-01-20 9:02 ` Philippe Mathieu-Daudé
2020-01-20 14:36 ` Alex Bennée
2020-01-20 23:02 ` Alistair Francis
2020-01-20 23:03 ` [PATCH 0/9] cputlb: Various cleanups Alistair Francis
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