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Diffstat (limited to 'fs/tracefs/inode.c')
-rw-r--r--fs/tracefs/inode.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/tracefs/inode.c b/fs/tracefs/inode.c
index 4e5d091e9263..0c023941a316 100644
--- a/fs/tracefs/inode.c
+++ b/fs/tracefs/inode.c
@@ -465,9 +465,20 @@ static int tracefs_d_revalidate(struct inode *inode, const struct qstr *name,
return !(ei && ei->is_freed);
}
+static int tracefs_d_delete(const struct dentry *dentry)
+{
+ /*
+ * We want to keep eventfs dentries around but not tracefs
+ * ones. eventfs dentries have content in d_fsdata.
+ * Use d_fsdata to determine if it's a eventfs dentry or not.
+ */
+ return dentry->d_fsdata == NULL;
+}
+
static const struct dentry_operations tracefs_dentry_operations = {
.d_revalidate = tracefs_d_revalidate,
.d_release = tracefs_d_release,
+ .d_delete = tracefs_d_delete,
};
static int tracefs_fill_super(struct super_block *sb, struct fs_context *fc)
@@ -480,7 +491,7 @@ static int tracefs_fill_super(struct super_block *sb, struct fs_context *fc)
return err;
sb->s_op = &tracefs_super_operations;
- sb->s_d_op = &tracefs_dentry_operations;
+ set_default_d_op(sb, &tracefs_dentry_operations);
return 0;
}