BUF_UNLOCK(9)

BUF_UNLOCK9

Unlocks a locked buffer

Usage

#include <sys/param.h>

#include <sys/systm.h>

#include <sys/uio.h>

#include <sys/bio.h>

#include <sys/buf.h>

void

BUF_UNLOCK(struct buf *bp);

Overview

The BUF_UNLOCK() function unlocks a buffer that was previously locked with BUF_LOCK() or BUF_TIMELOCK().

Its argument is:

bp

The buffer to unlock. The buffer must already be locked.

Releases

56 releases since FreeBSD 5.0-RELEASE; the text changed 33 times.

  1. 5.0–5.5
  2. 6.0–6.3
  3. 6.4
  4. 7.0
  5. 7.1
  6. 7.2
  7. 7.3
  8. 7.4
  9. 8.0
  10. 8.1
  11. 8.2
  12. 8.3
  13. 8.4
  14. 9.0
  15. 9.1
  16. 9.2
  17. 9.3
  18. 10.0
  19. 10.1
  20. 10.2
  21. 10.3
  22. 10.4
  23. 11.0
  24. 11.1
  25. 11.2
  26. 11.3
  27. 11.4
  28. 12.0
  29. 12.1
  30. 12.2
  31. 12.3
  32. 12.4
  33. 13.0–13.2
  34. 13.3–16.0

Authors

This manual page was written by Chad David ⟨[email protected]⟩.

From base 16.0-CURRENT-20261027-61c70dc16a79 in FreeBSD 16.0-CURRENT (2026-10-27). Parsed by carta from the page's mdoc source.