TARGET_PAGE_BITS is defined in each target "cpu-param.h",
itself included by "exec/cpu-defs.h".
Include the latter in order to avoid when refactoring:

  In file included from ../../system/watchpoint.c:23:
  include/exec/cpu-all.h:356:19: error: use of undeclared identifier 'TARGET_PAGE_BITS'
    356 | QEMU_BUILD_BUG_ON(TLB_FLAGS_MASK & TLB_SLOW_FLAGS_MASK);
        |                   ^

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20241114011310.3615-2-philmd@linaro.org>
---
 include/exec/cpu-all.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/exec/cpu-all.h b/include/exec/cpu-all.h
index 45e66769380..1c40e276728 100644
--- a/include/exec/cpu-all.h
+++ b/include/exec/cpu-all.h
@@ -136,7 +136,7 @@ static inline void stl_phys_notdirty(AddressSpace *as, hwaddr addr, uint32_t val
 #endif
 
 /* page related stuff */
-
+#include "exec/cpu-defs.h"
 #ifdef TARGET_PAGE_BITS_VARY
 # include "exec/page-vary.h"
 extern const TargetPageBits target_page;
-- 
2.47.1