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[v4,2/5] docs: block: Document support for read-only partition in cmdline part

Message ID 20240930113045.28616-3-ansuelsmth@gmail.com (mailing list archive)
State Mainlined
Commit 592e4deeab50aa71a0b20820f2376c900e920211
Headers show
Series block: partition table OF support | expand

Commit Message

Christian Marangi Sept. 30, 2024, 11:30 a.m. UTC 
Document support for read-only partition in cmdline partition for block
devices by appending "ro" after the (partition name).

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
---
 Documentation/block/cmdline-partition.rst | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/Documentation/block/cmdline-partition.rst b/Documentation/block/cmdline-partition.rst
index 530bedff548a..526ba201dddc 100644
--- a/Documentation/block/cmdline-partition.rst
+++ b/Documentation/block/cmdline-partition.rst
@@ -39,13 +39,16 @@  blkdevparts=<blkdev-def>[;<blkdev-def>]
     create a link to block device partition with the name "PARTNAME".
     User space application can access partition by partition name.
 
+ro
+    read-only. Flag the partition as read-only.
+
 Example:
 
     eMMC disk names are "mmcblk0" and "mmcblk0boot0".
 
   bootargs::
 
-    'blkdevparts=mmcblk0:1G(data0),1G(data1),-;mmcblk0boot0:1m(boot),-(kernel)'
+    'blkdevparts=mmcblk0:1G(data0),1G(data1),-;mmcblk0boot0:1m(boot)ro,-(kernel)'
 
   dmesg::