ml
It worked very well, but it was rejected at that time. I wouldn't mind trying
it again if there is some support from your side. :-)
Juergen
--
Juergen Gross Principal Developer Operating Systems
PDG ES&S SWE OS6 Telephone: +49 (0) 89 3222 2967
lls/0001-x86-xen-allow-privcmd-hypercalls-to-be-preempted.patch
Cc: Davidlohr Bueso
Cc: Joerg Roedel
Cc: Borislav Petkov
Cc: Konrad Rzeszutek Wilk
Cc: Jan Beulich
Cc: Juergen Gross
Cc: Olaf Hering
Cc: David Vrabel
Signed-off-by: Luis R. Rodriguez
---
drivers/xen/privcmd.c | 3 +++
1 file
On 11/27/2014 07:50 PM, Andrew Cooper wrote:
On 27/11/14 18:36, Luis R. Rodriguez wrote:
On Thu, Nov 27, 2014 at 07:36:31AM +0100, Juergen Gross wrote:
On 11/26/2014 11:26 PM, Luis R. Rodriguez wrote:
From: "Luis R. Rodriguez"
Some folks had reported that some xen hypercalls t
On 12/01/2014 02:32 PM, Luis R. Rodriguez wrote:
On Mon, Dec 01, 2014 at 11:01:18AM +, David Vrabel wrote:
On 28/11/14 04:49, Juergen Gross wrote:
On 11/27/2014 07:50 PM, Andrew Cooper wrote:
XenServer uses
https://github.com/xenserver/linux-3.x.pg/blob/master/master/0001-x86-xen-allow
+, David Vrabel wrote:
On 27/11/14 18:36, Luis R. Rodriguez wrote:
On Thu, Nov 27, 2014 at 07:36:31AM +0100, Juergen Gross wrote:
On 11/26/2014 11:26 PM, Luis R. Rodriguez wrote:
From: "Luis R. Rodriguez"
Some folks had reported that some xen hypercalls take a long time
to complete w
On 12/03/2014 03:28 AM, Luis R. Rodriguez wrote:
On Tue, Dec 02, 2014 at 11:11:18AM +, David Vrabel wrote:
On 01/12/14 22:36, Luis R. Rodriguez wrote:
Then I do agree its a fair analogy (and find this obviously odd that how
widespread cond_resched() is), we just don't have an equivalent fo
.
Correct patching verified by disassembly of active kernel.
Juergen Gross (6):
x86: use macro instead of "0" for setting TICKET_SLOWPATH_FLAG
x86: move decision about clearing slowpath flag into arch_spin_lock()
x86: introduce new pvops function clear_slowpath
x86: introduce new pvop
__ticket_check_and_clear_slowpath() and the slowpath flag isn't
set.
Signed-off-by: Juergen Gross
---
arch/x86/include/asm/spinlock.h | 23 +++
1 file changed, 11 insertions(+), 12 deletions(-)
diff --git a/arch/x86/include/asm/spinlock.h b/arch/x86/include/asm/spinlock.h
Ping?
Anything missing from my side?
On 04/30/2015 12:53 PM, Juergen Gross wrote:
Paravirtualized spinlocks produce some overhead even if the kernel is
running on bare metal. The main reason are the more complex locking
and unlocking functions. Especially unlocking is no longer just one
AFAIK there are no outstanding questions for more than one month now.
I'd appreciate some feedback or accepting these patches.
Juergen
On 04/30/2015 12:53 PM, Juergen Gross wrote:
Paravirtualized spinlocks produce some overhead even if the kernel is
running on bare metal. The main reaso
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