Hi Sebastian,
On Tue, Aug 19, 2025 at 09:17:26AM +0200, Sebastian Andrzej Siewior wrote:
> The PR_FUTEX_HASH prctl interface was updated shortly before the release
> of v6.16. The changes are:
> - the functionality was disabled in v6.16 and enabled v6.17-rc1 after
> some updates the address performance concerns.
> - the "IMMUTABLE" functionality was removed.
>
> Update the page accordingly.
>
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Thanks! I've applied the patch.
Cheers,
Alex
> ---
> man/man2const/PR_FUTEX_HASH.2const | 7 ++-----
> 1 file changed, 2 insertions(+), 5 deletions(-)
>
> diff --git a/man/man2const/PR_FUTEX_HASH.2const b/man/man2const/PR_FUTEX_HASH.2const
> index b500c943bf2cb..bc05226cd1594 100644
> --- a/man/man2const/PR_FUTEX_HASH.2const
> +++ b/man/man2const/PR_FUTEX_HASH.2const
> @@ -44,7 +44,7 @@ since random processes can
> share in-kernel locks
> and it is not deterministic which process will be involved.
> .P
> -Linux 6.16 implements a process-wide private hash which is used by all
> +Linux 6.17 implements a process-wide private hash which is used by all
> .BR futex (2)
> operations that specify the
> .B FUTEX_PRIVATE_FLAG
> @@ -68,8 +68,6 @@ The value in
> .I op
> is one of the options below.
> .TP
> -.B PR_FUTEX_HASH_GET_IMMUTABLE
> -.TQ
> .B PR_FUTEX_HASH_GET_SLOTS
> .TQ
> .B PR_FUTEX_HASH_SET_SLOTS
> @@ -82,10 +80,9 @@ is set to indicate the error.
> .SH STANDARDS
> Linux.
> .SH HISTORY
> -Linux 6.16.
> +Linux 6.17.
> .SH SEE ALSO
> .BR prctl (2),
> .BR futex (2),
> -.BR PR_FUTEX_HASH_GET_IMMUTABLE (2const),
> .BR PR_FUTEX_HASH_GET_SLOTS (2const),
> .BR PR_FUTEX_HASH_SET_SLOTS (2const)
> --
> 2.50.1
>
--
<https://www.alejandro-colomar.es/>