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  linux-cve-announce  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:	Tue, 08 Feb 2011 11:58:34 +0200
From:	Avi Kivity <>
To:	Jan Kiszka <>
CC:	Zachary Amsden <>,
	Marcelo Tosatti <>,
	kvm <>,
	Linux Kernel Mailing List <>
Subject: Re: [PATCH] KVM: x86: Convert tsc_write_lock to raw_spinlock

On 02/08/2011 11:55 AM, Jan Kiszka wrote:
> >
> >  Tracepoints have marginally lower overhead when disabled, and somewhat
> >  higher overhead when enabled.  A disadvantage of tracepoints is that it
> >  is harder to associate an event with a vm when that event is triggered
> >  by a workqueue, but I don't think it matters in practice (kvm_stat
> >  doesn't even provide a per-vm breakdown).
> What about using the perf infrastructure for this? Besides that perf can
> reuse tracepoints, maybe there is even a more efficient way of added new
> stat sources.

We are using the perf infrastructure for this (using tracepoints).

error compiling committee.c: too many arguments to function

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