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[v6,11/11] accel/tcg: Add stub for probe_access()

Message ID 20200605093256.30351-12-philmd@redhat.com
State Superseded
Headers show
Series [v6,01/11] MAINTAINERS: Fix KVM path expansion glob | expand

Commit Message

Philippe Mathieu-Daudé June 5, 2020, 9:32 a.m. UTC 
From: Philippe Mathieu-Daudé <f4bug@amsat.org>

The TCG helpers where added in b92e5a22ec3 in softmmu_template.h.
probe_write() was added in there in 3b4afc9e75a to be moved out
to accel/tcg/cputlb.c in 3b08f0a9254, and was later refactored
as probe_access() in c25c283df0f.
Since it is a TCG specific helper, add a stub to avoid failures
when building without TCG, such:

  target/arm/helper.o: In function `probe_read':
  include/exec/exec-all.h:362: undefined reference to `probe_access'

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 accel/stubs/tcg-stub.c | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/accel/stubs/tcg-stub.c b/accel/stubs/tcg-stub.c
index 677191a69c..e4bbf997aa 100644
--- a/accel/stubs/tcg-stub.c
+++ b/accel/stubs/tcg-stub.c
@@ -22,3 +22,10 @@  void tb_flush(CPUState *cpu)
 void tlb_set_dirty(CPUState *cpu, target_ulong vaddr)
 {
 }
+
+void *probe_access(CPUArchState *env, target_ulong addr, int size,
+                   MMUAccessType access_type, int mmu_idx, uintptr_t retaddr)
+{
+     /* Handled by hardware accelerator. */
+     g_assert_not_reached();
+}