accel: Rename 'cpu_state' -> 'cs'

Most of the codebase uses 'CPUState *cpu' or 'CPUState *cs'.
While 'cpu_state' is kind of explicit, it makes the code
harder to review. Simply rename as 'cs'.

Acked-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20230624174121.11508-16-philmd@linaro.org>

target/i386/hvf/x86hvf.h

@@ -20,15 +20,15 @@
 #include "cpu.h"
 #include "x86_descr.h"
 
-int hvf_process_events(CPUState *);
-bool hvf_inject_interrupts(CPUState *);
-void hvf_set_segment(struct CPUState *cpu, struct vmx_segment *vmx_seg,
+int hvf_process_events(CPUState *cs);
+bool hvf_inject_interrupts(CPUState *cs);
+void hvf_set_segment(CPUState *cs, struct vmx_segment *vmx_seg,
                      SegmentCache *qseg, bool is_tr);
 void hvf_get_segment(SegmentCache *qseg, struct vmx_segment *vmx_seg);
-void hvf_put_xsave(CPUState *cpu_state);
-void hvf_put_msrs(CPUState *cpu_state);
-void hvf_get_xsave(CPUState *cpu_state);
-void hvf_get_msrs(CPUState *cpu_state);
-void vmx_clear_int_window_exiting(CPUState *cpu);
-void vmx_update_tpr(CPUState *cpu);
+void hvf_put_xsave(CPUState *cs);
+void hvf_put_msrs(CPUState *cs);
+void hvf_get_xsave(CPUState *cs);
+void hvf_get_msrs(CPUState *cs);
+void vmx_clear_int_window_exiting(CPUState *cs);
+void vmx_update_tpr(CPUState *cs);
 #endif