commit bf2bc08b37e765a597787729c43affc2e230a835 · pyrox.dev/nixpkgs

+14
nixos/modules/system/boot/systemd/repart.nix
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               example = "require";

     

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               default = "refuse";

     

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             };

     

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       +
       

     

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             discard = lib.mkOption {

     

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               type = lib.types.bool;

     

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               description = ''

     

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                 Controls whether to issue the BLKDISCARD I/O control command on the

     

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                 space taken up by any added partitions or on the space in between them.

     

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                 Usually, it's a good idea to issue this request since it tells the underlying

     

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                 hardware that the covered blocks shall be considered empty, improving performance.

     

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                 See {manpage}`systemd-repart(8)` for details.

     

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               '';

     

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               default = true;

     

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             };

     

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           };

     

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           systemd.repart = {

     
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                                         --definitions=/etc/repart.d \

     

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                                         --dry-run=no \

     

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                                         --empty=${initrdCfg.empty} \

     

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                                         --discard=${lib.boolToString initrdCfg.discard} \

     

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                                         ${lib.optionalString (initrdCfg.device != null) initrdCfg.device}

     

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                     ''

     

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                   ];