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path: root/include/uapi/linux/ext4.h
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2025-09-26ext4: implemet new ioctls to set and get superblock parametersTheodore Ts'o
Implement the EXT4_IOC_GET_TUNE_SB_PARAM and EXT4_IOC_SET_TUNE_SB_PARAM ioctls, which allow certains superblock parameters to be set while the file system is mounted, without needing write access to the block device. Reviewed-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Theodore Ts'o <tytso@mit.edu> Message-ID: <20250916-tune2fs-v2-3-d594dc7486f0@mit.edu> Signed-off-by: Theodore Ts'o <tytso@mit.edu>
2023-04-19ext4: Add a uapi header for ext4 userspace APIsJosh Triplett
Create a uapi header include/uapi/linux/ext4.h, move the ioctls and associated data structures to the uapi header, and include it from fs/ext4/ext4.h. Signed-off-by: Josh Triplett <josh@joshtriplett.org> Link: https://lore.kernel.org/r/680175260970d977d16b5cc7e7606483ec99eb63.1680402881.git.josh@joshtriplett.org Signed-off-by: Theodore Ts'o <tytso@mit.edu>