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From: "Alex Bennée" <alex.bennee@linaro.org>
To: qemu-devel@nongnu.org
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
	kvm@vger.kernel.org, qemu-ppc@nongnu.org,
	"Christian Borntraeger" <borntraeger@linux.ibm.com>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Jamie Iles" <quic_jiles@quicinc.com>,
	"David Hildenbrand" <david@redhat.com>,
	"Alex Bennée" <alex.bennee@linaro.org>,
	"Pierrick Bouvier" <pierrick.bouvier@linaro.org>,
	"Mark Burton" <mburton@qti.qualcomm.com>,
	"Daniel Henrique Barboza" <danielhb413@gmail.com>,
	qemu-arm@nongnu.org, "Laurent Vivier" <lvivier@redhat.com>,
	"Alexander Graf" <agraf@csgraf.de>,
	"Ilya Leoshkevich" <iii@linux.ibm.com>,
	"Richard Henderson" <richard.henderson@linaro.org>,
	"Marco Liebel" <mliebel@qti.qualcomm.com>,
	"Halil Pasic" <pasic@linux.ibm.com>,
	"Thomas Huth" <thuth@redhat.com>,
	qemu-s390x@nongnu.org, "Cameron Esfahani" <dirty@apple.com>,
	"Alexandre Iooss" <erdnaxe@crans.org>,
	"Nicholas Piggin" <npiggin@gmail.com>,
	"Roman Bolshakov" <rbolshakov@ddn.com>,
	"Dr. David Alan Gilbert" <dave@treblig.org>,
	"Marcelo Tosatti" <mtosatti@redhat.com>,
	"Mahmoud Mandour" <ma.mandourr@gmail.com>,
	"Philippe Mathieu-Daudé" <philmd@linaro.org>
Subject: [PATCH v2 11/12] plugins: fix inject_mem_cb rw masking
Date: Thu, 20 Jun 2024 16:22:19 +0100	[thread overview]
Message-ID: <20240620152220.2192768-12-alex.bennee@linaro.org> (raw)
In-Reply-To: <20240620152220.2192768-1-alex.bennee@linaro.org>

From: Pierrick Bouvier <pierrick.bouvier@linaro.org>

These are not booleans, but masks.
Issue found by Richard Henderson.

Fixes: f86fd4d8721 ("plugins: distinct types for callbacks")
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Message-Id: <20240612195147.93121-3-pierrick.bouvier@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
---
 accel/tcg/plugin-gen.c | 4 ++--
 plugins/core.c         | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/accel/tcg/plugin-gen.c b/accel/tcg/plugin-gen.c
index cc1634e7a6..b6bae32b99 100644
--- a/accel/tcg/plugin-gen.c
+++ b/accel/tcg/plugin-gen.c
@@ -240,13 +240,13 @@ static void inject_mem_cb(struct qemu_plugin_dyn_cb *cb,
 {
     switch (cb->type) {
     case PLUGIN_CB_MEM_REGULAR:
-        if (rw && cb->regular.rw) {
+        if (rw & cb->regular.rw) {
             gen_mem_cb(&cb->regular, meminfo, addr);
         }
         break;
     case PLUGIN_CB_INLINE_ADD_U64:
     case PLUGIN_CB_INLINE_STORE_U64:
-        if (rw && cb->inline_insn.rw) {
+        if (rw & cb->inline_insn.rw) {
             inject_cb(cb);
         }
         break;
diff --git a/plugins/core.c b/plugins/core.c
index badede28cf..9d737d8278 100644
--- a/plugins/core.c
+++ b/plugins/core.c
@@ -589,7 +589,7 @@ void qemu_plugin_vcpu_mem_cb(CPUState *cpu, uint64_t vaddr,
 
         switch (cb->type) {
         case PLUGIN_CB_MEM_REGULAR:
-            if (rw && cb->regular.rw) {
+            if (rw & cb->regular.rw) {
                 cb->regular.f.vcpu_mem(cpu->cpu_index,
                                        make_plugin_meminfo(oi, rw),
                                        vaddr, cb->regular.userp);
@@ -597,7 +597,7 @@ void qemu_plugin_vcpu_mem_cb(CPUState *cpu, uint64_t vaddr,
             break;
         case PLUGIN_CB_INLINE_ADD_U64:
         case PLUGIN_CB_INLINE_STORE_U64:
-            if (rw && cb->inline_insn.rw) {
+            if (rw & cb->inline_insn.rw) {
                 exec_inline_op(cb->type, &cb->inline_insn, cpu->cpu_index);
             }
             break;
-- 
2.39.2



  parent reply	other threads:[~2024-06-20 15:23 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-20 15:22 [PATCH v2 00/12] maintainer updates pre-PR (gdbstub, plugins, time control) Alex Bennée
2024-06-20 15:22 ` [PATCH v2 01/12] include/exec: add missing include guard comment Alex Bennée
2024-06-20 15:22 ` [PATCH v2 02/12] gdbstub: move enums into separate header Alex Bennée
2024-06-20 15:22 ` [PATCH v2 03/12] plugins: Ensure register handles are not NULL Alex Bennée
2024-06-20 15:22 ` [PATCH v2 04/12] sysemu: add set_virtual_time to accel ops Alex Bennée
2024-06-20 15:22 ` [PATCH v2 05/12] qtest: use cpu interface in qtest_clock_warp Alex Bennée
2024-06-20 15:22 ` [PATCH v2 06/12] sysemu: generalise qtest_warp_clock as qemu_clock_advance_virtual_time Alex Bennée
2024-06-27 11:08   ` Philippe Mathieu-Daudé
2024-06-20 15:22 ` [PATCH v2 07/12] qtest: move qtest_{get, set}_virtual_clock to accel/qtest/qtest.c Alex Bennée
2024-06-20 15:22 ` [PATCH v2 08/12] plugins: add time control API Alex Bennée
2024-06-27  9:05   ` Alwalid Salama
2024-06-20 15:22 ` [PATCH v2 09/12] plugins: add migration blocker Alex Bennée
2024-06-20 17:15   ` Thomas Huth
2024-06-20 19:42   ` Richard Henderson
2024-06-27  9:06   ` Alwalid Salama
2024-06-20 15:22 ` [PATCH v2 10/12] contrib/plugins: add Instructions Per Second (IPS) example for cost modeling Alex Bennée
2024-06-27  9:07   ` Alwalid Salama
2024-06-20 15:22 ` Alex Bennée [this message]
2024-06-27  9:07   ` [PATCH v2 11/12] plugins: fix inject_mem_cb rw masking Alwalid Salama
2024-06-20 15:22 ` [PATCH v2 12/12] accel/tcg: Avoid unnecessary call overhead from qemu_plugin_vcpu_mem_cb Alex Bennée
2024-06-20 15:36   ` Philippe Mathieu-Daudé
2024-06-20 18:40   ` Pierrick Bouvier
2024-06-27  9:08   ` Alwalid Salama

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