CONFIG_UML is not available for thedefaultarchitecture x86.
Result is shown for architecture um
CONFIG_UML (not configurable)
configname: CONFIG_UML
Linux Kernel Configuration
└─>UML
In linux kernel since version 2.6.12
is selected by
CONFIG_MACBCONFIG_ARM_AM79C961A
CONFIG_ARM_ETHERH
CONFIG_ARM_AT91_ETHER
CONFIG_MACE
CONFIG_BMAC
CONFIG_OAKNET
CONFIG_A2065
CONFIG_HYDRA
CONFIG_ZORRO8390
CONFIG_MAC8390
CONFIG_MACMACE
CONFIG_MVME147_NET
CONFIG_HPLANCE
CONFIG_MIPS_AU1X00_ENET
CONFIG_SGI_IOC3_ETH
CONFIG_STNIC
CONFIG_SUNLANCE
CONFIG_HAPPYMEAL
CONFIG_SUNBMAC
CONFIG_SUNQE
CONFIG_SUNGEM
CONFIG_CASSINI
CONFIG_EL2
CONFIG_VORTEX
CONFIG_TYPHOON
CONFIG_WD80x3
CONFIG_ULTRAMCA
CONFIG_ULTRA
CONFIG_ULTRA32
CONFIG_SMC91X
CONFIG_SMC9194
CONFIG_NET_NETX
CONFIG_DM9000
CONFIG_SMC911X
CONFIG_DE2104X
CONFIG_TULIP
CONFIG_DE4X5
CONFIG_WINBOND_840
CONFIG_DM9102
CONFIG_ULI526X
CONFIG_PCMCIA_XIRTULIP
CONFIG_AT1700
CONFIG_DEPCA
CONFIG_E2100
CONFIG_EWRK3
CONFIG_HPLAN_PLUS
CONFIG_HPLAN
CONFIG_NE2000
CONFIG_NE2_MCA
CONFIG_PCNET32
CONFIG_AMD8111_ETH
CONFIG_ADAPTEC_STARFIRE
CONFIG_AC3200
CONFIG_B44
CONFIG_EEPRO100
CONFIG_E100
CONFIG_LNE390
CONFIG_FEALNX
CONFIG_NATSEMI
CONFIG_NE2K_PCI
CONFIG_NE3210
CONFIG_ES3210
CONFIG_8139CP
CONFIG_8139TOO
CONFIG_SIS900
CONFIG_EPIC100
CONFIG_SUNDANCE
CONFIG_VIA_RHINE
CONFIG_ATP
CONFIG_DECLANCE
CONFIG_FEC_8XX
CONFIG_FS_ENET
CONFIG_DL2K
CONFIG_HAMACHI
CONFIG_YELLOWFIN
CONFIG_R8169
CONFIG_SIS190
CONFIG_SKGE
CONFIG_SKY2
CONFIG_VIA_VELOCITY
CONFIG_BNX2
CONFIG_SPIDER_NET
CONFIG_GIANFAR
CONFIG_MV643XX_ETH
CONFIG_CHELSIO_T1
CONFIG_MYRI10GE
CONFIG_TR
CONFIG_TMS380TR