[v3] bulk: Replace CONFIG_SOFTMMU by !CONFIG_USER_ONLY/CONFIG_SYSTEM_ONLY

[PATCH v3 6/9] accel/tcg: Check for USER_ONLY definition instead of SOFTMMU one

Philippe Mathieu-Daudé posted 9 patches 2 years, 8 months ago

Diff against v2
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Maintainers: Thomas Huth <thuth@redhat.com>, Laurent Vivier <lvivier@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Richard Henderson <richard.henderson@linaro.org>, Gerd Hoffmann <kraxel@redhat.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, Stefan Berger <stefanb@linux.vnet.ibm.com>, Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, Jason Wang <jasowang@redhat.com>, Andrew Melnychenko <andrew@daynix.com>, Yuri Benditovich <yuri.benditovich@daynix.com>, Greg Kurz <groug@kaod.org>, Christian Schoenebeck <qemu_oss@crudebyte.com>, "Alex Bennée" <alex.bennee@linaro.org>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, "Michael S. Tsirkin" <mst@redhat.com>, Igor Mammedov <imammedo@redhat.com>, Ani Sinha <anisinha@redhat.com>, Alistair Francis <alistair@alistair23.me>, Peter Maydell <peter.maydell@linaro.org>, Jonathan Cameron <jonathan.cameron@huawei.com>, Fan Ni <fan.ni@samsung.com>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Eduardo Habkost <eduardo@habkost.net>, John Snow <jsnow@redhat.com>, Alberto Garcia <berto@igalia.com>, Corey Minyard <minyard@acm.org>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Pavel Pisa <pisa@cmp.felk.cvut.cz>, Vikram Garhwal <fnu.vikram@xilinx.com>, Keith Busch <kbusch@kernel.org>, Klaus Jensen <its@irrelevant.dk>, Yuval Shaia <yuval.shaia.ml@gmail.com>, Fam Zheng <fam@euphon.net>, Stefano Stabellini <sstabellini@kernel.org>, Anthony Perard <anthony.perard@citrix.com>, Paul Durrant <paul@xen.org>, Yanan Wang <wangyanan55@huawei.com>, Juan Quintela <quintela@redhat.com>, Peter Xu <peterx@redhat.com>, Leonardo Bras <leobras@redhat.com>, Markus Armbruster <armbru@redhat.com>, Michael Roth <michael.roth@amd.com>, Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>, Alexander Graf <agraf@csgraf.de>, Michael Rolnik <mrolnik@gmail.com>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Cameron Esfahani <dirty@apple.com>, Roman Bolshakov <r.bolshakov@yadro.com>, Marcelo Tosatti <mtosatti@redhat.com>, Reinoud Zandijk <reinoud@netbsd.org>, Sunil Muthuswamy <sunilmut@microsoft.com>, Song Gao <gaosong@loongson.cn>, Xiaojuan Yang <yangxiaojuan@loongson.cn>, Aurelien Jarno <aurelien@aurel32.net>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, Huacai Chen <chenhuacai@kernel.org>, Chris Wulff <crwulff@gmail.com>, Marek Vasut <marex@denx.de>, Stafford Horne <shorne@gmail.com>, Daniel Henrique Barboza <danielhb413@gmail.com>, "Cédric Le Goater" <clg@kaod.org>, David Gibson <david@gibson.dropbear.id.au>, Palmer Dabbelt <palmer@dabbelt.com>, Bin Meng <bin.meng@windriver.com>, Weiwei Li <liweiwei@iscas.ac.cn>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Halil Pasic <pasic@linux.ibm.com>, Christian Borntraeger <borntraeger@linux.ibm.com>, David Hildenbrand <david@redhat.com>, Ilya Leoshkevich <iii@linux.ibm.com>, Yoshinori Sato <ysato@users.sourceforge.jp>, Artyom Tarasenko <atar4qemu@gmail.com>, Bastian Koppelmann <kbastian@mail.uni-paderborn.de>, Max Filippov <jcmvbkbc@gmail.com>, Stefan Hajnoczi <stefanha@redhat.com>

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[PATCH v3 6/9] accel/tcg: Check for USER_ONLY definition instead of SOFTMMU one

Posted by Philippe Mathieu-Daudé 2 years, 8 months ago

Since we *might* have user emulation with softmmu,
replace the system emulation check by !user emulation one.

Invert some if() ladders for clarity.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 accel/tcg/internal.h | 6 +++---
 accel/tcg/cpu-exec.c | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/accel/tcg/internal.h b/accel/tcg/internal.h
index 24f225cac7..65380ccb42 100644
--- a/accel/tcg/internal.h
+++ b/accel/tcg/internal.h
@@ -17,10 +17,10 @@
  * memory related structures are protected with mmap_lock.
  * In !user-mode we use per-page locks.
  */
-#ifdef CONFIG_SOFTMMU
-#define assert_memory_lock()
-#else
+#ifdef CONFIG_USER_ONLY
 #define assert_memory_lock() tcg_debug_assert(have_mmap_lock())
+#else
+#define assert_memory_lock()
 #endif
 
 #if defined(CONFIG_SOFTMMU) && defined(CONFIG_DEBUG_TCG)
diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c
index 42086525d7..1f592adc05 100644
--- a/accel/tcg/cpu-exec.c
+++ b/accel/tcg/cpu-exec.c
@@ -563,7 +563,7 @@ void cpu_exec_step_atomic(CPUState *cpu)
         cpu_tb_exec(cpu, tb, &tb_exit);
         cpu_exec_exit(cpu);
     } else {
-#ifndef CONFIG_SOFTMMU
+#ifdef CONFIG_USER_ONLY
         clear_helper_retaddr();
         if (have_mmap_lock()) {
             mmap_unlock();
@@ -1020,7 +1020,7 @@ static int cpu_exec_setjmp(CPUState *cpu, SyncClocks *sc)
         /* Non-buggy compilers preserve this; assert the correct value. */
         g_assert(cpu == current_cpu);
 
-#ifndef CONFIG_SOFTMMU
+#ifdef CONFIG_USER_ONLY
         clear_helper_retaddr();
         if (have_mmap_lock()) {
             mmap_unlock();
-- 
2.38.1