From 71ba47d26e12bcff3ffaeb0ecceb51f27239b37c Mon Sep 17 00:00:00 2001 From: David Sterba Date: Tue, 8 Jan 2019 16:18:36 +0100 Subject: [PATCH] btrfs-progs: docs: add bootloader support to section 5 Add the section with brief summary of the support. The supported features could be mentioned explicitly with versions, and other examples of "check before use" that could lead to unbootable systems. Signed-off-by: David Sterba --- Documentation/btrfs-man5.asciidoc | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/Documentation/btrfs-man5.asciidoc b/Documentation/btrfs-man5.asciidoc index c358cef1..ddb2e739 100644 --- a/Documentation/btrfs-man5.asciidoc +++ b/Documentation/btrfs-man5.asciidoc @@ -16,9 +16,11 @@ tools. Currently covers: 3. filesystem limits -4. file attributes +4. bootloader support -5. control device +5. file attributes + +6. control device MOUNT OPTIONS @@ -657,6 +659,16 @@ maximum number of hardlinks of a file in a directory:: 100 otherwise +BOOTLOADER SUPPORT +------------------ + +GRUB2 (https://www.gnu.org/software/grub) has the most advanced support of +booting from BTRFS with respect to features. + +EXTLINUX (from the https://syslinux.org project) can boot but does not support +all features. Please check the upstream documentation before you use it. + + FILE ATTRIBUTES --------------- The btrfs filesystem supports setting the following file attributes using the