xen-devel.lists.xenproject.org archive mirror
 help / color / mirror / Atom feed
From: Boris Ostrovsky <boris.ostrovsky@oracle.com>
To: Luca Fancellu <luca.fancellu@arm.com>,
	sstabellini@kernel.org, jgross@suse.com, jgrall@amazon.com
Cc: tglx@linutronix.de, wei.liu@kernel.org, jbeulich@suse.com,
	yyankovskyi@gmail.com, xen-devel@lists.xenproject.org,
	linux-kernel@vger.kernel.org, stable@vger.kernel.org,
	bertrand.marquis@arm.com
Subject: Re: [PATCH] xen/evtchn: Change irq_info lock to raw_spinlock_t
Date: Wed, 7 Apr 2021 17:43:55 -0400	[thread overview]
Message-ID: <c31042a2-fb32-fcf0-7b81-13c53473e9ea@oracle.com> (raw)
In-Reply-To: <20210406105105.10141-1-luca.fancellu@arm.com>


On 4/6/21 6:51 AM, Luca Fancellu wrote:
> Unmask operation must be called with interrupt disabled,
> on preempt_rt spin_lock_irqsave/spin_unlock_irqrestore
> don't disable/enable interrupts, so use raw_* implementation
> and change lock variable in struct irq_info from spinlock_t
> to raw_spinlock_t
>
> Cc: stable@vger.kernel.org
> Fixes: 25da4618af24 ("xen/events: don't unmask an event channel
> when an eoi is pending")
>
> Signed-off-by: Luca Fancellu <luca.fancellu@arm.com>



Applied to for-linus-5.12b


-boris



      parent reply	other threads:[~2021-04-07 21:44 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-06 10:51 [PATCH] xen/evtchn: Change irq_info lock to raw_spinlock_t Luca Fancellu
2021-04-06 13:46 ` Julien Grall
2021-04-07 13:00 ` Wei Liu
2021-04-07 21:43 ` Boris Ostrovsky [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=c31042a2-fb32-fcf0-7b81-13c53473e9ea@oracle.com \
    --to=boris.ostrovsky@oracle.com \
    --cc=bertrand.marquis@arm.com \
    --cc=jbeulich@suse.com \
    --cc=jgrall@amazon.com \
    --cc=jgross@suse.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=luca.fancellu@arm.com \
    --cc=sstabellini@kernel.org \
    --cc=stable@vger.kernel.org \
    --cc=tglx@linutronix.de \
    --cc=wei.liu@kernel.org \
    --cc=xen-devel@lists.xenproject.org \
    --cc=yyankovskyi@gmail.com \
    /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 NNTP newsgroup(s).