From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: Yinghai Lu <yinghai@kernel.org>, Ingo Molnar <mingo@elte.hu>,
the arch/x86 maintainers <x86@kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Can request_irq be called under spinlock?
Date: Thu, 12 Feb 2009 15:35:25 -0800 [thread overview]
Message-ID: <4994B23D.4040806@goop.org> (raw)
In-Reply-To: <alpine.LFD.2.00.0902122326100.16972@localhost.localdomain>
Thomas Gleixner wrote:
> I dont think that proc_mkdir conventions have changed
> recently. According to git blame fs/proc/generic.c:
>
> ^1da177e (Linus Torvalds 2005-04-16 15:20:36 -0700 580) ent = kmalloc(sizeof(struct proc_dir_entry) + len + 1, GFP_KERNEL);
>
>
I think its new that request_irq ends up calling proc_mkdir though. But
its moot now anyway; I cleaned up that code, and don't call request_irq
under spinlock any more.
J
next prev parent reply other threads:[~2009-02-12 23:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-12 20:08 Can request_irq be called under spinlock? Jeremy Fitzhardinge
2009-02-12 22:28 ` Thomas Gleixner
2009-02-12 23:35 ` Jeremy Fitzhardinge [this message]
2009-02-13 3:38 ` Johannes Weiner
2009-02-13 9:52 ` Ingo Molnar
2009-02-13 9:23 ` Thomas Gleixner
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=4994B23D.4040806@goop.org \
--to=jeremy@goop.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@elte.hu \
--cc=tglx@linutronix.de \
--cc=x86@kernel.org \
--cc=yinghai@kernel.org \
/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