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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org, "Emilio G. Cota" <cota@braap.org>
Subject: [Qemu-devel] [PULL 10/18] translate-all: move tb_invalidate_phys_page_range up in the file
Date: Thu, 14 Jun 2018 09:31:39 -1000	[thread overview]
Message-ID: <20180614193147.29680-11-richard.henderson@linaro.org> (raw)
In-Reply-To: <20180614193147.29680-1-richard.henderson@linaro.org>

From: "Emilio G. Cota" <cota@braap.org>

This greatly simplifies next commit's diff.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Emilio G. Cota <cota@braap.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 accel/tcg/translate-all.c | 77 ++++++++++++++++++++-------------------
 1 file changed, 39 insertions(+), 38 deletions(-)

diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c
index f32904d4a3..83bb40fb20 100644
--- a/accel/tcg/translate-all.c
+++ b/accel/tcg/translate-all.c
@@ -1363,44 +1363,6 @@ TranslationBlock *tb_gen_code(CPUState *cpu,
     return tb;
 }
 
-/*
- * Invalidate all TBs which intersect with the target physical address range
- * [start;end[. NOTE: start and end may refer to *different* physical pages.
- * 'is_cpu_write_access' should be true if called from a real cpu write
- * access: the virtual CPU will exit the current TB if code is modified inside
- * this TB.
- *
- * Called with mmap_lock held for user-mode emulation, grabs tb_lock
- * Called with tb_lock held for system-mode emulation
- */
-static void tb_invalidate_phys_range_1(tb_page_addr_t start, tb_page_addr_t end)
-{
-    tb_page_addr_t next;
-
-    for (next = (start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
-         start < end;
-         start = next, next += TARGET_PAGE_SIZE) {
-        tb_page_addr_t bound = MIN(next, end);
-
-        tb_invalidate_phys_page_range(start, bound, 0);
-    }
-}
-
-#ifdef CONFIG_SOFTMMU
-void tb_invalidate_phys_range(tb_page_addr_t start, tb_page_addr_t end)
-{
-    assert_tb_locked();
-    tb_invalidate_phys_range_1(start, end);
-}
-#else
-void tb_invalidate_phys_range(tb_page_addr_t start, tb_page_addr_t end)
-{
-    assert_memory_lock();
-    tb_lock();
-    tb_invalidate_phys_range_1(start, end);
-    tb_unlock();
-}
-#endif
 /*
  * Invalidate all TBs which intersect with the target physical address range
  * [start;end[. NOTE: start and end must refer to the *same* physical page.
@@ -1500,6 +1462,45 @@ void tb_invalidate_phys_page_range(tb_page_addr_t start, tb_page_addr_t end,
 #endif
 }
 
+/*
+ * Invalidate all TBs which intersect with the target physical address range
+ * [start;end[. NOTE: start and end may refer to *different* physical pages.
+ * 'is_cpu_write_access' should be true if called from a real cpu write
+ * access: the virtual CPU will exit the current TB if code is modified inside
+ * this TB.
+ *
+ * Called with mmap_lock held for user-mode emulation, grabs tb_lock
+ * Called with tb_lock held for system-mode emulation
+ */
+static void tb_invalidate_phys_range_1(tb_page_addr_t start, tb_page_addr_t end)
+{
+    tb_page_addr_t next;
+
+    for (next = (start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
+         start < end;
+         start = next, next += TARGET_PAGE_SIZE) {
+        tb_page_addr_t bound = MIN(next, end);
+
+        tb_invalidate_phys_page_range(start, bound, 0);
+    }
+}
+
+#ifdef CONFIG_SOFTMMU
+void tb_invalidate_phys_range(tb_page_addr_t start, tb_page_addr_t end)
+{
+    assert_tb_locked();
+    tb_invalidate_phys_range_1(start, end);
+}
+#else
+void tb_invalidate_phys_range(tb_page_addr_t start, tb_page_addr_t end)
+{
+    assert_memory_lock();
+    tb_lock();
+    tb_invalidate_phys_range_1(start, end);
+    tb_unlock();
+}
+#endif
+
 #ifdef CONFIG_SOFTMMU
 /* len must be <= 8 and start must be a multiple of len.
  * Called via softmmu_template.h when code areas are written to with
-- 
2.17.1

  parent reply	other threads:[~2018-06-14 19:32 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-14 19:31 [Qemu-devel] [PULL 00/18] tcg queued patches Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 01/18] tcg/i386: Use byte form of xgetbv instruction Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 02/18] qht: require a default comparison function Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 03/18] qht: return existing entry when qht_insert fails Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 04/18] tcg: track TBs with per-region BST's Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 05/18] tcg: move tb_ctx.tb_phys_invalidate_count to tcg_ctx Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 06/18] translate-all: iterate over TBs in a page with PAGE_FOR_EACH_TB Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 07/18] translate-all: make l1_map lockless Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 08/18] translate-all: remove hole in PageDesc Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 09/18] translate-all: work page-by-page in tb_invalidate_phys_range_1 Richard Henderson
2018-06-14 19:31 ` Richard Henderson [this message]
2018-06-14 19:31 ` [Qemu-devel] [PULL 11/18] translate-all: use per-page locking in !user-mode Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 12/18] translate-all: add page_locked assertions Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 13/18] translate-all: introduce assert_no_pages_locked Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 14/18] translate-all: discard TB when tb_link_page returns an existing matching TB Richard Henderson
2018-06-29  7:25   ` [Qemu-devel] [PULL, " Pavel Dovgalyuk
2018-06-29 18:48     ` Emilio G. Cota
2018-07-02  5:52       ` Pavel Dovgalyuk
2018-07-02 19:52         ` Emilio G. Cota
2018-07-03  5:38           ` Pavel Dovgalyuk
2018-07-04 19:38             ` Emilio G. Cota
2018-07-05  5:51               ` Pavel Dovgalyuk
2018-06-14 19:31 ` [Qemu-devel] [PULL 15/18] translate-all: protect TB jumps with a per-destination-TB lock Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 16/18] cputlb: remove tb_lock from tlb_flush functions Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 17/18] translate-all: remove tb_lock mention from cpu_restore_state_from_tb Richard Henderson
2018-06-14 19:31 ` [Qemu-devel] [PULL 18/18] tcg: remove tb_lock Richard Henderson
2018-06-15 10:41 ` [Qemu-devel] [PULL 00/18] tcg queued patches Peter Maydell
2018-06-15 14:01   ` Emilio G. Cota
2018-06-15 17:54     ` Richard Henderson

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