Re: [Xen-devel] Security policy ambiguities - XSA-108 process post-mortem

2014-11-11 Thread John Haxby
On 10/11/14 18:01, Ian Jackson wrote: > * Domain name(s) which you use to provide Xen software/services. This makes sense for a services provider but I'm not sure what it means for a distro. Is this intended to mean a download location for an installation image and updates?If it's a down

[Xen-devel] Two miscellenous xen-detect patches.

2014-12-01 Thread John Haxby
I needed xen-detect this morning so as usual I pulled it from git and it didn't work and it threw a compilation warning. Thinking the problem was the strict-aliasing warning (patch 1) I fixed that and ... it still didn't work. Well, that's not entirely true, it was just over-enthusiastically cla

[Xen-devel] [PATCH 2/2] xen-detect: check for XEN_PV before XEN_HVM

2014-12-01 Thread John Haxby
At some stage, the cpuid instruction used to detect a xen hvm domain also started working in a pv domain so pv domains were being identified as hvm (dom0 excepted). Change the order so that pv is tested for first. Signed-off-by: John Haxby --- tools/misc/xen-detect.c | 12 ++-- 1 file

[Xen-devel] [PATCH 1/2] xen-detect: fix strict-aliasing compilation warning.

2014-12-01 Thread John Haxby
t32_t *)(signature + 0) = regs[1]; ^ Signed-off-by: John Haxby --- tools/misc/xen-detect.c | 21 ++--- 1 file changed, 10 insertions(+), 11 deletions(-) diff --git a/tools/misc/xen-detect.c b/tools/misc/xen-detect.c index 787b5da..19c66d1 100644 --- a/tools/misc/xen-detect.c

Re: [Xen-devel] [PATCH 1/2] xen-detect: fix strict-aliasing compilation warning.

2014-12-01 Thread John Haxby
> On 1 Dec 2014, at 17:15, Andrew Cooper wrote: > > On 01/12/14 14:37, John Haxby wrote: >> With gcc 4.8.3, compiling xen-detect gives a compilation warning if >> you're optimising: >> >> $ cc -Wall -Os xen-detect.c >> xen-detect.c: In function ‘c

Re: [Xen-devel] [PATCH 1/2] xen-detect: fix strict-aliasing compilation warning.

2014-12-03 Thread John Haxby
On 01/12/14 17:15, Andrew Cooper wrote: > On 01/12/14 14:37, John Haxby wrote: >> With gcc 4.8.3, compiling xen-detect gives a compilation warning if >> you're optimising: >> >> $ cc -Wall -Os xen-detect.c >> xen-detect.c: In function ‘check_for_xen’: >&g

Re: [Xen-devel] Hardware Random Number Generator (RNG) access from Xen VMs, providing more entropy to guests

2016-10-24 Thread John Haxby
On 23/10/16 21:48, Pasi Kärkkäinen wrote: > Has anyone thought of writing Xen RNG (PV) driver? > > Afaik currently there's no access to hardware accelerated RNGs from Xen VMs, > so for example SSL/TLS operations can result in low entropy and blocking > /dev/random in Xen VMs, resulting in poor

Re: [Xen-devel] Xen like VirtualBox

2016-11-15 Thread John Haxby
On 14/11/16 14:05, Jason Long wrote: > Thank you but the problem is that "virt-manager" is for Redhat and Redhat > don't like Xen anymore because of KVM. Another problem is that a program like > VirtualBox has a nice GUI but virt-manager not. virt-manager is also available for Fedora and Fedora

Re: [Xen-devel] Xen like VirtualBox

2016-11-15 Thread John Haxby
nose off to spite your face. jch > > > > On Tuesday, November 15, 2016 2:16 PM, John Haxby > wrote: > On 14/11/16 14:05, Jason Long wrote: >> Thank you but the problem is that "virt-manager" is for Redhat and Redhat >> don't like Xen anymore be