docs/reference/syscalls/mtrace_control.md

# zx_mtrace_control

## NAME

<!-- Updated by update-docs-from-fidl, do not edit. -->

TODO(fxbug.dev/32938)

## SYNOPSIS

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```c
#include <zircon/syscalls.h>

zx_status_t zx_mtrace_control(zx_handle_t handle,
                              uint32_t kind,
                              uint32_t action,
                              uint32_t options,
                              void* ptr,
                              size_t ptr_size);
```

## DESCRIPTION

To use the `zx_mtrace_control()` function, you must specify
`kernel.enable-debugging-syscalls=true` on the kernel command line. Otherwise,
the function returns **ZX_ERR_NOT_SUPPORTED**.

TODO(fxbug.dev/32938)

## RIGHTS

<!-- Updated by update-docs-from-fidl, do not edit. -->

*handle* must have resource kind **ZX_RSRC_KIND_ROOT**.

## RETURN VALUE

TODO(fxbug.dev/32938)

## ERRORS

TODO(fxbug.dev/32938)

## SEE ALSO


TODO(fxbug.dev/32938)