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path: root/fs/ubifs/debug.c
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-rw-r--r--fs/ubifs/debug.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c
index 92df3b0..bb31672 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -2802,6 +2802,8 @@ static ssize_t dfs_file_read(struct file *file, char __user *u, size_t count,
val = d->chk_fs;
else if (dent == d->dfs_tst_rcvry)
val = d->tst_rcvry;
+ else if (dent == d->dfs_ro_error)
+ val = c->ro_error;
else
return -EINVAL;
@@ -2885,6 +2887,8 @@ static ssize_t dfs_file_write(struct file *file, const char __user *u,
d->chk_fs = val;
else if (dent == d->dfs_tst_rcvry)
d->tst_rcvry = val;
+ else if (dent == d->dfs_ro_error)
+ c->ro_error = !!val;
else
return -EINVAL;
@@ -2996,6 +3000,13 @@ int dbg_debugfs_init_fs(struct ubifs_info *c)
goto out_remove;
d->dfs_tst_rcvry = dent;
+ fname = "ro_error";
+ dent = debugfs_create_file(fname, S_IRUSR | S_IWUSR, d->dfs_dir, c,
+ &dfs_fops);
+ if (IS_ERR_OR_NULL(dent))
+ goto out_remove;
+ d->dfs_ro_error = dent;
+
return 0;
out_remove:
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