lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Thu, 7 Jan 2010 16:34:33 -0800 (PST)
From:	Linus Torvalds <>
To:	Trond Myklebust <>
cc:	Andi Kleen <>,
Subject: Re: [GIT PULL] Please pull NFS client bugfixes....

On Thu, 7 Jan 2010, Trond Myklebust wrote:
> Yes. I want to pursue Peter Zijlstra's patches, which split up the mmap
> function into a set of parts which require the mmap_sem, and other parts
> which don't, and that adds a filesystem callback that allows for
> revalidation to occur outside the mmap_sem.

I'm sorry, but that just sounds STUPID.


Because it means that you can trivially take page faults before the thing 
is validated (think threads).

If that is ok, then why do the revalidate at all? Just do the open/close 
consistency and validate at open time, not mmap time.

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

Powered by blists - more mailing lists