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I have provided a detailed description of the problem along with relevant test for reference. I would greatly appreciate it if you could spare some time to help me resolve this issue. Hi Quanquan, I've reproduced the issue. I'll take a look. > > Problem Description: > > After investigation, it was found that when disabling the region and attempting to disable the same region again, the message "cxl region: cmd_disable_region: disabled 1 region" is still returned. > I consider this to be unreasonable. > > > Test Example: > > [root@fedora-37-client memory]# cxl list > [ >   { >     "memdevs":[ >       { >         "memdev":"mem0", >         "ram_size":1073741824, >         "serial":0, >         "host":"0000:0d:00.0" >       } >     ] >   }, >   { >     "regions":[ >       { >         "region":"region0", >         "resource":27111981056, >         "size":1073741824, >         "type":"ram", >         "interleave_ways":1, >         "interleave_granularity":256, >         "decode_state":"commit" >       } >     ] >   } > ] > > [root@fedora-37-client ~]# cxl disable-region region0 > cxl region: cmd_disable_region: disabled 1 region > [root@fedora-37-client ~]# cxl disable-region region0 > cxl region: cmd_disable_region: disabled 1 region > > expectation:cmd_disable_region: disabled 0 region > > > Thank you very much for taking the time to review my issue. I am grateful for your assistance and look forward to your response. > > Best regards, > Quanquan Cao > caoqq@fujitsu.com