From b22c7b97189d461d7143052da83b36390c623b54 Mon Sep 17 00:00:00 2001 From: Jingbo Xu Date: Thu, 12 Jan 2023 14:54:30 +0800 Subject: erofs: add documentation for 'domain_id' mount option Since the EROFS share domain feature for fscache mode has been available since Linux v6.1, let's add documentation for 'domain_id' mount option. Cc: linux-doc@vger.kernel.org Reviewed-by: Jia Zhu Signed-off-by: Jingbo Xu Reviewed-by: Gao Xiang Reviewed-by: Chao Yu Link: https://lore.kernel.org/r/20230112065431.124926-2-jefflexu@linux.alibaba.com Signed-off-by: Gao Xiang --- Documentation/filesystems/erofs.rst | 2 ++ 1 file changed, 2 insertions(+) (limited to 'Documentation') diff --git a/Documentation/filesystems/erofs.rst b/Documentation/filesystems/erofs.rst index 067fd1670b1f..a43aacf1494e 100644 --- a/Documentation/filesystems/erofs.rst +++ b/Documentation/filesystems/erofs.rst @@ -120,6 +120,8 @@ dax={always,never} Use direct access (no page cache). See dax A legacy option which is an alias for ``dax=always``. device=%s Specify a path to an extra device to be used together. fsid=%s Specify a filesystem image ID for Fscache back-end. +domain_id=%s Specify a domain ID in fscache mode so that different images + with the same blobs under a given domain ID can share storage. =================== ========================================================= Sysfs Entries -- cgit v1.2.3