The patch titled
jffs2: check if partition is marked RO on remount
has been added to the -mm tree. Its filename is
jffs2-check-if-partition-is-marked-ro-on-remount.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: jffs2: check if partition is marked RO on remount
From: Sebastian Siewior <bigeasy@xxxxxxx>
and if it is, don't tell userspace that write is possible.
Signed-off-by: Sebastian Siewior <bigeasy@xxxxxxxxxxxxx>
Cc: David Woodhouse <dwmw2@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/jffs2/fs.c | 3 +++
1 file changed, 3 insertions(+)
diff -puN fs/jffs2/fs.c~jffs2-check-if-partition-is-marked-ro-on-remount fs/jffs2/fs.c
--- a/fs/jffs2/fs.c~jffs2-check-if-partition-is-marked-ro-on-remount
+++ a/fs/jffs2/fs.c
@@ -382,6 +382,9 @@ int jffs2_remount_fs (struct super_block
if (c->flags & JFFS2_SB_FLAG_RO && !(sb->s_flags & MS_RDONLY))
return -EROFS;
+ if (!(c->mtd->flags & MTD_WRITEABLE))
+ return -EROFS;
+
/* We stop if it was running, then restart if it needs to.
This also catches the case where it was stopped and this
is just a remount to restart it.
_
Patches currently in -mm which might be from bigeasy@xxxxxxx are
jffs2-check-if-partition-is-marked-ro-on-remount.patch
jffs2-check-if-partition-is-marked-ro-on-mount.patch
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