diff mbox series

[v2,2/3] target/i386: Use probe_access_full_mmu in ptw_translate

Message ID 20241013184733.1423747-3-richard.henderson@linaro.org (mailing list archive)
State New, archived
Headers show
Series target/i386: Use probe_access_full_mmu in ptw_translate | expand

Commit Message

Richard Henderson Oct. 13, 2024, 6:47 p.m. UTC 
The probe_access_full_mmu function was designed for this purpose,
and does not report the memory operation event to plugins.

Cc: qemu-stable@nongnu.org
Fixes: 6d03226b422 ("plugins: force slow path when plugins instrument memory ops")
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 target/i386/tcg/sysemu/excp_helper.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

Comments

Alex Bennée Oct. 15, 2024, 8:15 a.m. UTC | #1 
Richard Henderson <richard.henderson@linaro.org> writes:

> The probe_access_full_mmu function was designed for this purpose,
> and does not report the memory operation event to plugins.
>
> Cc: qemu-stable@nongnu.org
> Fixes: 6d03226b422 ("plugins: force slow path when plugins instrument memory ops")
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
diff mbox series

Patch

diff --git a/target/i386/tcg/sysemu/excp_helper.c b/target/i386/tcg/sysemu/excp_helper.c
index 8fb05b1f53..8f4dc08535 100644
--- a/target/i386/tcg/sysemu/excp_helper.c
+++ b/target/i386/tcg/sysemu/excp_helper.c
@@ -62,12 +62,11 @@  typedef struct PTETranslate {
 
 static bool ptw_translate(PTETranslate *inout, hwaddr addr, uint64_t ra)
 {
-    CPUTLBEntryFull *full;
     int flags;
 
     inout->gaddr = addr;
-    flags = probe_access_full(inout->env, addr, 0, MMU_DATA_STORE,
-                              inout->ptw_idx, true, &inout->haddr, &full, ra);
+    flags = probe_access_full_mmu(inout->env, addr, 0, MMU_DATA_STORE,
+                                  inout->ptw_idx, &inout->haddr, NULL);
 
     if (unlikely(flags & TLB_INVALID_MASK)) {
         TranslateFault *err = inout->err;
@@ -429,9 +428,8 @@  do_check_protect_pse36:
         CPUTLBEntryFull *full;
         int flags, nested_page_size;
 
-        flags = probe_access_full(env, paddr, 0, access_type,
-                                  MMU_NESTED_IDX, true,
-                                  &pte_trans.haddr, &full, 0);
+        flags = probe_access_full_mmu(env, paddr, 0, access_type,
+                                      MMU_NESTED_IDX, &pte_trans.haddr, &full);
         if (unlikely(flags & TLB_INVALID_MASK)) {
             *err = (TranslateFault){
                 .error_code = env->error_code,