[PULL,08/18] translate-all: remove hole in PageDesc

Message ID	20180614193147.29680-9-richard.henderson@linaro.org
State	Superseded
Headers	show Delivered-To: patch@linaro.org Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 2001:4830:134:3::11 as permitted sender) client-ip=2001:4830:134:3::11; From: Richard Henderson <richard.henderson@linaro.org> To: qemu-devel@nongnu.org Date: Thu, 14 Jun 2018 09:31:37 -1000 Message-Id: <20180614193147.29680-9-richard.henderson@linaro.org> In-Reply-To: <20180614193147.29680-1-richard.henderson@linaro.org> References: <20180614193147.29680-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Subject: [Qemu-devel] [PULL 08/18] translate-all: remove hole in PageDesc Precedence: list Cc: peter.maydell@linaro.org, "Emilio G. Cota" <cota@braap.org> Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+patch=linaro.org@nongnu.org>
Series	tcg queued patches \| expand [PULL,00/18] tcg queued patches [PULL,01/18] tcg/i386: Use byte form of xgetbv instruction [PULL,02/18] qht: require a default comparison function [PULL,03/18] qht: return existing entry when qht_insert fails [PULL,04/18] tcg: track TBs with per-region BST's [PULL,05/18] tcg: move tb_ctx.tb_phys_invalidate_count to tcg_ctx [PULL,06/18] translate-all: iterate over TBs in a page with PAGE_FOR_EACH_TB [PULL,07/18] translate-all: make l1_map lockless [PULL,08/18] translate-all: remove hole in PageDesc [PULL,09/18] translate-all: work page-by-page in tb_invalidate_phys_range_1 [PULL,10/18] translate-all: move tb_invalidate_phys_page_range up in the file [PULL,11/18] translate-all: use per-page locking in !user-mode [PULL,12/18] translate-all: add page_locked assertions [PULL,13/18] translate-all: introduce assert_no_pages_locked [PULL,14/18] translate-all: discard TB when tb_link_page returns an existing matching TB [PULL,15/18] translate-all: protect TB jumps with a per-destination-TB lock [PULL,16/18] cputlb: remove tb_lock from tlb_flush functions [PULL,17/18] translate-all: remove tb_lock mention from cpu_restore_state_from_tb [PULL,18/18] tcg: remove tb_lock

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20180614193147.29680-9-richard.henderson@linaro.org

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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Date: Thu, 14 Jun 2018 09:31:37 -1000
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Subject: [Qemu-devel] [PULL 08/18] translate-all: remove hole in PageDesc
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Series

tcg queued patches | expand

Commit Message

Richard Henderson June 14, 2018, 7:31 p.m. UTC

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


Groundwork for supporting parallel TCG generation.

Move the hole to the end of the struct, so that a u32
field can be added there without bloating the struct.

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 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.17.1

diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c
index 52273e5846..b9c36a3e45 100644
--- a/accel/tcg/translate-all.c
+++ b/accel/tcg/translate-all.c
@@ -107,8 +107,8 @@  typedef struct PageDesc {
 #ifdef CONFIG_SOFTMMU
     /* in order to optimize self modifying code, we count the number
        of lookups we do to a given page to use a bitmap */
-    unsigned int code_write_count;
     unsigned long *code_bitmap;
+    unsigned int code_write_count;
 #else
     unsigned long flags;
 #endif

[PULL,08/18] translate-all: remove hole in PageDesc

Commit Message

Patch