syste, booting: ensure all references are prefixed with sysboot_ namespace

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>

local-zfs.adoc

@@ -156,7 +156,7 @@ Bootloader
 
 Depending on whether the system is booted in EFI or legacy BIOS mode the
 {pve} installer sets up either `grub` or `systemd-boot` as main bootloader.
-See the chapter on  xref:system_booting[bootladers] for details.
+See the chapter on xref:sysboot[{pve} host bootladers] for details.
 
 
 ZFS Administration

qm-pci-passthrough.adoc

@@ -46,7 +46,7 @@ some configuration to enable PCI(e) passthrough.
 .IOMMU
 
 The IOMMU has to be activated on the
-xref:edit_kernel_cmdline[kernel commandline].
+xref:sysboot_edit_kernel_cmdline[kernel commandline].
 
 The command line parameters are:
 
@@ -83,7 +83,7 @@ After changing anything modules related, you need to refresh your
 ----
 
 If you are using `systemd-boot` make sure to
-xref:systemd-boot-refresh[sync the new initramfs to the bootable partitions].
+xref:sysboot_systemd_boot_refresh[sync the new initramfs to the bootable partitions].
 
 .Finish Configuration
 
@@ -316,7 +316,7 @@ v5 and E3 v6 Xeon Processors.
 
 To enable it for Intel Graphics, you have to make sure to load the module
 'kvmgt' (for example via `/etc/modules`) and to enable it on the
-xref:edit_kernel_cmdline[Kernel commandline] and add the following parameter:
+xref:sysboot_edit_kernel_cmdline[Kernel commandline] and add the following parameter:
 
 ----
  i915.enable_gvt=1

system-booting.adoc

@@ -1,18 +1,18 @@
-[[system_booting]]
-Bootloaders
------------
+[[sysboot]]
+Host Bootloader
+---------------
 ifdef::wiki[]
 :pve-toplevel:
 endif::wiki[]
 
-{pve} uses one of two bootloaders depending on the disk setup selected in the
-installer.
+{pve} currently uses one of two bootloaders depending on the disk setup
+selected in the installer.
 
 For EFI Systems installed with ZFS as the root filesystem `systemd-boot` is
 used. All other deployments use the standard `grub` bootloader (this usually
 also applies to systems which are installed on top of Debian).
 
-[[installer_partitioning_scheme]]
+[[sysboot_installer_part_scheme]]
 Partitioning scheme used by the installer
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -39,6 +39,7 @@ The created partitions are:
 Partition of all bootable disks for supporting older systems.
 
 
+[[sysboot_grub]]
 Grub
 ~~~~
 
@@ -59,6 +60,7 @@ the `/boot/grub/grub.cfg` after a change to the configuration run:
 `update-grub`.
 ----
 
+[[sysboot_systemd_boot]]
 Systemd-boot
 ~~~~~~~~~~~~
 
@@ -91,7 +93,7 @@ which keeps an ESP mounted on `/boot/efi`. This helps to prevent filesystem
 corruption to the `vfat` formatted ESPs in case of a system crash, and removes
 the need to manually adapt `/etc/fstab` in case the primary boot device fails.
 
-[[systemd_boot_config]]
+[[sysboot_systemd_boot_config]]
 Configuration
 ^^^^^^^^^^^^^
 
@@ -140,7 +142,7 @@ cat /etc/kernel/cmdline >> /mnt/esp/loader/entries/preferred.conf
 ----
 
 
-[[systemd-boot-refresh]]
+[[sysboot_systemd_boot_refresh]]
 .Updating the configuration on all ESPs
 
 To copy and configure all bootable kernels and keep all ESPs in sync you just
@@ -151,7 +153,7 @@ This is necessary should you make changes to the kernel commandline, or if you
 want to add another ESP (e.g. when replacing a failed disk in a redundant ZFS
 pool).
 
-[[edit_kernel_cmdline]]
+[[sysboot_edit_kernel_cmdline]]
 Editing the kernel commandline
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -170,5 +172,3 @@ The kernel commandline needs to be placed in the variable
 The kernel commandline needs to be placed as line in `/etc/kernel/cmdline`
 Running `/etc/kernel/postinst.d/zz-pve-efiboot` sets it as `option` line for
 all config files in `loader/entries/proxmox-*.conf`.
-
-