Adventures in Gentoo

I’ll put some relevant parts of my kernel config here (some irrelevant parts too):

Device Drivers  --->
  ATA/ATAPI/MFM/RLL support  --->
    <*>   Enhanced IDE/MFM/RLL disk/cdrom/tape/floppy support
    <*>     Include IDE/ATA-2 DISK support
    <*>     Include IDE/ATAPI CDROM support
    ---     IDE chipset support/bugfixes
    <*>     generic/default IDE chipset support
    [*]     PCI IDE chipset support
    [*]       Generic PCI bus-master DMA support
    [*]         Use PCI DMA by default when available
    <M>         AMD and nVidia IDE support
  SCSI device support  --->
    [*]   legacy /proc/scsi/ support
    ---   SCSI support type (disk, tape, CD-ROM)
    <*>   SCSI disk support
    SCSI low-level drivers  --->
    [*] Serial ATA (SATA) support
    <*>   Promise SATA TX2/TX4 support
    <*>   VIA SATA support
  Multi-device support (RAID and LVM)  --->
    [*] Multiple devices driver support (RAID and LVM)
    <*>   Device mapper support
  Networking support  --->
    [*] Networking support
    [*] Network device support
    Ethernet (10 or 100Mbit)  --->
      [*] Ethernet (10 or 100Mbit)
      <*>   Generic Media Independent Interface device support
      [*] EISA, VLB, PCI and on board controllers
      <M>   VIA Velocity support
  I2C support  --->
    <M> I2C support
    <M>   I2C device interface
          I2C Algorithms  --->
          <M> I2C bit-banging interfaces
          I2C Hardware Bus support  --->
          <M> ISA Bus support
          <M> VIA 82C596/82C686/823x
  Multimedia devices  --->
    <M> Video For Linux
  Sound  --->
    <*> Sound card support
        Advanced Linux Sound Architecture  --->
        <M> Advanced Linux Sound Architecture
          <M> OSS Mixer API
          <M> OSS PCM (digital audio) API
          <M> Emulation for 32-bit applications
          <M> RTC Timer support
              PCI devices  --->
                <M> VIA 82C686A/B, 8233 South Bridge
File systems  --->
  <*> Second extended fs support
  [*]   Ext2 extended attributes
  [*]     Ext2 POSIX Access Control Lists
  <*> Ext3 journalling file system support
  [*]   Ext3 extended attributes
  [*]     Ext3 POSIX Access Control Lists
  <M> JFS filesystem support
  [*] Dnotify support
  <*> Kernel automounter version 4 support (also supports v3)
      Pseudo filesystems  --->
      [*] /proc file system support
      [*] /dev file system support (OBSOLETE)
      [*]   Automatically mount at boot
      [*] Virtual memory file system support (former shm fs)
      [*] HugeTLB file system support
      Network File Systems  --->
      <*> NFS file system support
      [*]   Provide NFSv3 client support
      <*> NFS server support
      [*]   Provide NFSv3 server support
      [*]   Provide NFS server over TCP support
      <*> SMB file system support (to mount Windows shares etc.)