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  linux-hardening  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, 6 Mar 2014 23:13:33 +1100
From:	Kevin Easton <>
To:	Andi Kleen <>
Cc:	Thomas Gleixner <>,
	Khalid Aziz <>,
	One Thousand Gnomes <>,
	"H. Peter Anvin" <>, Ingo Molnar <>,,,,,
Subject: Re: [RFC] [PATCH] Pre-emption control for userspace

On Tue, Mar 04, 2014 at 04:51:15PM -0800, Andi Kleen wrote:
> Anything else?

If it was possible to make the time remaining in the current timeslice
available to userspace through the vdso, the thread could do something like:

if (sys_timeleft() < CRITICAL_SECTION_SIZE)

to avoid running out of timeslice in the middle of the critical section.

    - Kevin
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