---
name: "umad_size"
section: "3"
platform: "linux"
package: "rdma-core"
version: "65.0-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/umad_size"
---

# umad\_size(3)

get the size of umad buffer

## NAME

umad\_size - get the size of umad buffer

## SYNOPSIS

```
#include <infiniband/umad.h>

size_t umad_size(void);
```

## DESCRIPTION

**umad\_size()** returns the size of umad buffer (in bytes).

## RETURN VALUE

**umad\_size()** returns the size of umad buffer (in bytes).

## AUTHOR

- Hal Rosenstock \<halr@voltaire.com\>