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Diffstat (limited to 'Documentation/filesystems/ramfs-rootfs-initramfs.txt')
| -rw-r--r-- | Documentation/filesystems/ramfs-rootfs-initramfs.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/filesystems/ramfs-rootfs-initramfs.txt b/Documentation/filesystems/ramfs-rootfs-initramfs.txt index 59b4a0962e0..b176928e696 100644 --- a/Documentation/filesystems/ramfs-rootfs-initramfs.txt +++ b/Documentation/filesystems/ramfs-rootfs-initramfs.txt @@ -79,6 +79,10 @@ to just make sure certain lists can't become empty. Most systems just mount another filesystem over rootfs and ignore it. The amount of space an empty instance of ramfs takes up is tiny. +If CONFIG_TMPFS is enabled, rootfs will use tmpfs instead of ramfs by +default. To force ramfs, add "rootfstype=ramfs" to the kernel command +line. + What is initramfs? ------------------ |