---
title: vfs_isreload
framework: Kernel
role: symbol
role_heading: Function
platforms: [macOS 10.4+]
path: kernel/1523537-vfs_isreload
---

# vfs_isreload

Determine if a reload of filesystem data is in progress. This can only be the case for a read-only filesystem; all data is brought in from secondary storage.

## Declaration

```occ
int vfs_isreload(mount_t mp);
```

## Parameters

- `mp`: Mount to test.

## Return Value

Return Value Nonzero if a request has been made to reload data, else 0.