Re: [patch 27/30] xen/events: Only force affinity mask for percpu interrupts

2020-12-11 Thread Andrew Cooper
On 11/12/2020 21:27, Thomas Gleixner wrote: > On Fri, Dec 11 2020 at 09:29, boris ostrovsky wrote: > >> On 12/11/20 7:37 AM, Thomas Gleixner wrote: >>> On Fri, Dec 11 2020 at 13:10, Jürgen Groß wrote: On 11.12.20 00:20, boris.ostrov...@oracle.com wrote: > On 12/10/20 2:26 PM, Thomas Gleixn

Re: [Xen-devel] [PATCH] xen-netback: fix occasional leak of grant ref mappings under memory pressure

2019-02-28 Thread Andrew Cooper
On 28/02/2019 02:03, Igor Druzhinin wrote: > Zero-copy callback flag is not yet set on frag list skb at the moment > xenvif_handle_frag_list() returns -ENOMEM. This eventually results in > leaking grant ref mappings since xenvif_zerocopy_callback() is never > called for these fragments. Those event

Re: [Xen-devel] [PATCH V3 0/2] limit xen vnic max queues number to online cpus number

2015-10-23 Thread Andrew Cooper
On 23/10/15 10:42, Joe Jin wrote: > Currently xen vnic allowed to create lots of queues by set module param > max_queues(both netback and netfront), when queues number larger than > cpus number, it does not help for performance but need more cpu time. > > This patchset limit netback and netfront ma

Re: [Xen-devel] [PATCH V3 1/2] xen-netback: limit xen vif max queues number to online cpus

2015-10-23 Thread Andrew Cooper
On 23/10/15 10:44, Joe Jin wrote: > Should not allocate xen vif queues number more than online cpus. > > Signed-off-by: Joe Jin > Cc: Jan Beulich > Cc: Wei Liu > Cc: Ian Campbell > Cc: Boris Ostrovsky > Cc: Konrad Rzeszutek Wilk > --- > drivers/net/xen-netback/netback.c | 28 ++

Re: [Xen-devel] [PATCH 0/8] Use correctly the Xen memory terminologies in Linux

2015-07-28 Thread Andrew Cooper
On 28/07/15 22:06, H. Peter Anvin wrote: > On 07/28/2015 08:02 AM, Julien Grall wrote: >> Hi all, >> >> This patch series aims to use the memory terminologies described in >> include/linux/mm.h [1] for Linux xen code. >> >> Linux is using mistakenly MFN when GFN is meant, I suspect this is because