[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH] Xen: do hv callback accounting only on x86
Hi, (Adding Ian and Stefano). On 03/25/2014 04:00 PM, Arnd Bergmann wrote: > On Tuesday 25 March 2014 16:52:25 Arnd Bergmann wrote: >> diff --git a/drivers/xen/events/events_base.c >> b/drivers/xen/events/events_base.c >> index 5dd2ddf..8b91c256 100644 >> --- a/drivers/xen/events/events_base.c >> +++ b/drivers/xen/events/events_base.c >> @@ -1235,6 +1235,7 @@ void xen_evtchn_do_upcall(struct pt_regs *regs) >> #ifdef CONFIG_X86 >> exit_idle(); >> #endif >> + inc_irq_stat(irq_hv_callback_count); >> >> __xen_evtchn_do_upcall(); >> >> diff --git a/drivers/xen/events/events_base.c >> b/drivers/xen/events/events_base.c >> index d5a3de8..dfa12a4 100644 >> --- a/drivers/xen/events/events_base.c >> +++ b/drivers/xen/events/events_base.c >> @@ -1248,8 +1248,8 @@ void xen_evtchn_do_upcall(struct pt_regs *regs) >> irq_enter(); >> #ifdef CONFIG_X86 >> exit_idle(); >> -#endif >> inc_irq_stat(irq_hv_callback_count); >> +#endif >> >> __xen_evtchn_do_upcall(); > > That was unintended: the first half of this email is actually the patch > that introduced the bug, while the second half is my workaround. > The way it's formatted, you won't be able to apply it without removing > the first half again. I'll wait if the approach is ok first and then > resend it properly if needed. Linus has merged xen/tip yesterday and building ARM with CONFIG_XEN=y is now broken. Is there any plan to push this patch (without the first half of course :)) or reverting the following commit: commit 99c8b79d3c165f8e2a6247c14bfa1429e7efe51f Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Date: Sun Feb 23 21:40:21 2014 +0000 xen: Add proper irq accounting for HYPERCALL vector Sincerely yours, -- Julien Grall _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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