From: Andrew Morton <akpm@digeo.com>
To: Nikita Danilov <Nikita@Namesys.COM>
Cc: Linux Kernel Mailing List <Linux-Kernel@vger.kernel.org>,
Alexander Viro <viro@math.psu.edu>
Subject: Re: locking rules for ->dirty_inode()
Date: Mon, 23 Sep 2002 09:42:35 -0700 [thread overview]
Message-ID: <3D8F447B.F8041C36@digeo.com> (raw)
In-Reply-To: 15759.16948.319035.270576@laputa.namesys.com
Nikita Danilov wrote:
>
> Andrew Morton writes:
> > Nikita Danilov wrote:
> > >
> > > Hello,
> > >
> > > Documentation/filesystems/Locking states that all super operations may
> > > block, but __set_page_dirty_buffers() calls
> > >
> > > __mark_inode_dirty()->s_op->dirty_inode()
> > >
> > > under mapping->private_lock spin lock.
> >
> > Actually it doesn't. We do not call down into the filesystem
> > for I_DIRTY_PAGES.
> >
> > set_page_dirty() is already called under locks, via __free_pte (pagetable
> > teardown). 2.4 does this as well.
>
> Cannot find __free_pte, it is only mentioned in comments in mm/filemap.c
> and include/asm-generic/tlb.h.
>
It got moved around. 2.4: __free_pte(), 2.5: zap_pte_range().
prev parent reply other threads:[~2002-09-23 19:11 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-20 15:00 locking rules for ->dirty_inode() Nikita Danilov
2002-09-20 15:52 ` Andrew Morton
2002-09-20 16:32 ` Nikita Danilov
2002-09-20 16:47 ` Andrew Morton
2002-09-20 17:32 ` Nikita Danilov
2002-09-20 18:21 ` Hans Reiser
2002-09-20 22:41 ` Andrew Morton
2002-09-23 16:32 ` Nikita Danilov
2002-09-23 16:42 ` Andrew Morton [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=3D8F447B.F8041C36@digeo.com \
--to=akpm@digeo.com \
--cc=Linux-Kernel@vger.kernel.org \
--cc=Nikita@Namesys.COM \
--cc=viro@math.psu.edu \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.