---
title: vfs_event_signal
framework: Kernel
role: symbol
role_heading: Function
platforms: [macOS 10.4+]
path: kernel/1523107-vfs_event_signal
---

# vfs_event_signal

Post a kqueue-style event on a filesystem (EVFILT_FS).

## Declaration

```occ
void vfs_event_signal(fsid_t *fsid, u_int32_t event, intptr_t data);
```

## Parameters

- `fsid`: Unused.
- `event`: Events to post.
- `data`: Unused.

## Return Value

Return Value void.