[Xen-devel] [added to the 3.18 stable tree] x86/xen: Override ACPI IRQ management callback __acpi_unregister_gsi

2016-06-03 Thread Sasha Levin
y <graeme.greg...@linaro.org> Cc: Lv Zheng <lv.zh...@intel.com> Link: http://lkml.kernel.org/r/1421720467-7709-4-git-send-email-jiang@linux.intel.com Signed-off-by: Thomas Gleixner <t...@linutronix.de> Signed-off-by: Sasha Levin <sasha.le...@oracle.com> --- arch/x86/inc

Re: [Xen-devel] Please backport 5054daa285 to stable trees with 63753fac67 (Was: Re: [linux-3.18 test] 61244: regressions - FAIL)

2015-09-11 Thread Sasha Levin
Hey Ian, Sorry - I forgot to reply. It's in my stable queue and will be shipped in the next release. Thanks, Sasha On 09/11/2015 11:10 AM, Ian Campbell wrote: > ping? > > On Wed, 2015-09-02 at 10:18 +0100, Ian Campbell wrote: >> [resending to correct stable address, sorry folks] >> >> On Wed,

[Xen-devel] [added to the 3.18 stable tree] x86/xen: Probe target addresses in set_aliased_prot() before the hypercall

2015-08-27 Thread Sasha Levin
...@redhat.com Cc: H. Peter Anvin h...@zytor.com Cc: Jan Beulich jbeul...@suse.com Cc: Konrad Rzeszutek Wilk konrad.w...@oracle.com Cc: Linus Torvalds torva...@linux-foundation.org Cc: Peter Zijlstra pet...@infradead.org Cc: Sasha Levin sasha.le...@oracle.com Cc: Steven Rostedt rost...@goodmis.org

Re: [Xen-devel] 3.18.17 Xen regression

2015-07-17 Thread Sasha Levin
On 07/17/2015 10:09 AM, Boris Ostrovsky wrote: On 07/17/2015 09:59 AM, Ian Campbell wrote: On Tue, 2015-07-07 at 15:54 -0400, Boris Ostrovsky wrote: Commit 63753fac67e1 (x86: Store a per-cpu shadow copy of CR4) in 3.18.y branch introduced a regression on PVH Xen guests. Please apply

[Xen-devel] [added to the 3.18 stable tree] config: Enable NEED_DMA_MAP_STATE by default when SWIOTLB is selected

2015-07-13 Thread Sasha Levin
...@lists.xensource.com Link: http://lkml.kernel.org/r/20150417190448.ga9...@l.oracle.com Signed-off-by: Ingo Molnar mi...@kernel.org Signed-off-by: Sasha Levin sasha.le...@oracle.com --- arch/x86/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig

Re: [Xen-devel] [PATCH V5] x86 spinlock: Fix memory corruption on completing completions

2015-02-17 Thread Sasha Levin
] Reported-by: Sasha Levin sasha.le...@oracle.com Suggested-by: Linus Torvalds torva...@linux-foundation.org Signed-off-by: Raghavendra K T raghavendra...@linux.vnet.ibm.com --- Sasha, Hope this addresses invalid read concern you had with latest xadd based implementation. (Think we need

Re: [Xen-devel] [PATCH] x86 spinlock: Fix memory corruption on completing completions

2015-02-10 Thread Sasha Levin
On 02/10/2015 04:30 AM, Raghavendra K T wrote: So I think Raghavendra's last version (which hopefully fixes the lockup problem that Sasha reported) together with changing that V2 did pass the stress, but getting confirmation Sasha would help. I've been running it for the last two days, and

Re: [Xen-devel] [PATCH] x86 spinlock: Fix memory corruption on completing completions

2015-02-06 Thread Sasha Levin
On 02/06/2015 02:42 PM, Davidlohr Bueso wrote: On Fri, 2015-02-06 at 08:25 -0800, Linus Torvalds wrote: On Fri, Feb 6, 2015 at 6:49 AM, Raghavendra K T raghavendra...@linux.vnet.ibm.com wrote: Paravirt spinlock clears slowpath flag after doing unlock. [ fix edited out ] So I'm not going to

Re: [Xen-devel] [PATCH] x86 spinlock: Fix memory corruption on completing completions

2015-02-06 Thread Sasha Levin
, viz., slowpath still could be set when somebody does arch_trylock. Handle that too by ignoring slowpath flag during lock availability check. Reported-by: Sasha Levin sasha.le...@oracle.com Suggested-by: Linus Torvalds torva...@linux-foundation.org Signed-off-by: Raghavendra K T raghavendra