fix(Uncache): handle flush

[Maxpicca-Li]

No description provided.

[XiangShanRobot]

[Generated by IPC robot]
commit: a0f10ff

commit	astar	copy_and_run	coremark	gcc	gromacs	hmmer-Vector	lbm	linux	mcf	microbench	milc	namd	povray	wrf	xalancbmk
a0f10ff	1.819	0.442	2.636	1.229	2.143	1.500	2.145	2.360	0.943	1.408	1.998	3.113	2.565	2.271	3.303

master branch:

commit	astar	copy_and_run	coremark	gcc	gromacs	hmmer-Vector	lbm	linux	mcf	microbench	milc	namd	povray	wrf	xalancbmk
5137113	1.819	0.442	2.636	1.225	2.143	1.500	2.145	2.360	0.943	1.405	1.998	3.113	2.565	2.271	3.303
6f9d483	1.819	0.442	2.636	1.221	2.143	1.500	2.145	2.360	0.942	1.405	1.998	3.113	2.565	2.271	3.303
602b407	1.819	0.442	2.636	1.230	2.143	1.500	2.145	2.360	0.943	1.408	1.998	3.113	2.565	2.271	3.303
6520f4f	1.819	0.442	2.636	1.222	2.143	1.500	2.145	2.360	0.943	1.405	1.998	3.113	2.565	2.271	3.303
1abade5	1.819	0.442	2.636	1.237	2.143	1.500	2.145	2.360	0.943	1.401	1.998	3.113	2.565	2.271	3.303
881e32f	1.819	0.442	2.636	1.229	2.143	1.500	2.145	2.360	0.943	1.408	1.998	3.113	2.565	2.271	3.303
59ef52f	1.819	0.442	2.636	1.234	2.143	1.501	2.140	2.361	0.939	1.405	1.984	3.113	2.565	2.271	3.303
16c2d8b	1.819	0.442	2.636	1.228	2.143	1.501	2.140	2.361	0.939	1.405	1.984	3.113	2.565	2.271	3.303
0d1fb64	1.819	0.442	2.636	1.216	2.143	1.501	2.140	2.361	0.939	1.401	1.984	3.113	2.565	2.271	3.303
fa5e530	1.819	0.442	2.636	1.233	2.143	1.501	2.140	2.361	0.939	1.405	1.984	3.113	2.565	2.271	3.303