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-rw-r--r--block/Kconfig6
1 files changed, 6 insertions, 0 deletions
diff --git a/block/Kconfig b/block/Kconfig
index ac0956f7778..0cbb3b88b59 100644
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -36,6 +36,12 @@ config LBD
This option also enables support for single files larger than
2TB.
+ The ext4 filesystem requires that this feature be enabled in
+ order to support filesystems that have the huge_file feature
+ enabled. Otherwise, it will refuse to mount any filesystems
+ that use the huge_file feature, which is enabled by default
+ by mke2fs.ext4. The GFS2 filesystem also requires this feature.
+
If unsure, say N.
config BLK_DEV_IO_TRACE