From: Philippe Gerum <rpm@xenomai.org>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Xenomai <xenomai@lists.linux.dev>
Subject: Re: [dovetail-6.7][PATCH 1/2] genirq: irq_pipeline: Add lock guard support for hard spinlocks
Date: Tue, 12 Dec 2023 09:39:40 +0100 [thread overview]
Message-ID: <87bkavlspx.fsf@xenomai.org> (raw)
In-Reply-To: <69ae4c12-197f-423e-b19f-b078573b73e6@siemens.com>
Jan Kiszka <jan.kiszka@siemens.com> writes:
> From: Jan Kiszka <jan.kiszka@siemens.com>
>
> Will be needed when converting guard users of raw spinlocks to hard
> ones.
>
> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
> ---
> include/linux/spinlock.h | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
>
> diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
> index d5ab32d64cab..0f01c1cce343 100644
> --- a/include/linux/spinlock.h
> +++ b/include/linux/spinlock.h
> @@ -554,6 +554,26 @@ DEFINE_LOCK_GUARD_1(raw_spinlock_irqsave, raw_spinlock_t,
> raw_spin_unlock_irqrestore(_T->lock, _T->flags),
> unsigned long flags)
>
> +DEFINE_LOCK_GUARD_1(hard_spinlock, hard_spinlock_t,
> + hard_spin_lock((raw_spinlock_t *)_T->lock),
> + hard_spin_unlock((raw_spinlock_t *)_T->lock))
> +
> +DEFINE_LOCK_GUARD_1(hard_spinlock_nested, hard_spinlock_t,
> + hard_spin_lock_nested((raw_spinlock_t *)_T->lock,
> + SINGLE_DEPTH_NESTING),
> + hard_spin_unlock((raw_spinlock_t *)_T->lock))
> +
> +DEFINE_LOCK_GUARD_1(hard_spinlock_irq, hard_spinlock_t,
> + hard_spin_lock_irq((raw_spinlock_t *)_T->lock),
> + hard_spin_unlock_irq((raw_spinlock_t *)_T->lock))
> +
> +DEFINE_LOCK_GUARD_1(hard_spinlock_irqsave, hard_spinlock_t,
> + hard_spin_lock_irqsave((raw_spinlock_t *)_T->lock,
> + _T->flags),
> + hard_spin_unlock_irqrestore((raw_spinlock_t *)_T->lock,
> + _T->flags),
> + unsigned long flags)
> +
> DEFINE_LOCK_GUARD_1(spinlock, spinlock_t,
> spin_lock(_T->lock),
> spin_unlock(_T->lock))
Series merged, thanks.
--
Philippe.
prev parent reply other threads:[~2023-12-12 8:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-09 9:02 [dovetail-6.7][PATCH 1/2] genirq: irq_pipeline: Add lock guard support for hard spinlocks Jan Kiszka
2023-12-12 8:39 ` Philippe Gerum [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87bkavlspx.fsf@xenomai.org \
--to=rpm@xenomai.org \
--cc=jan.kiszka@siemens.com \
--cc=xenomai@lists.linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).