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Groups > linux.kernel > #1721008
| From | Juergen Gross <jgross@suse.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [Xen-devel] [PATCH v8 10/13] x86/xen: Bypass intr mode setup in enlighten_pv system |
| Date | 2017-08-28 06:40 +0200 |
| Message-ID | <ujk09-Su-3@gated-at.bofh.it> (permalink) |
| References | <ujiUp-f2-5@gated-at.bofh.it> <ujiUq-f2-17@gated-at.bofh.it> <ujjQt-Pw-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 28/08/17 06:25, Juergen Gross wrote: > On 28/08/17 05:20, Dou Liyang wrote: >> XEN PV overrides smp_prepare_cpus(). xen_pv_smp_prepare_cpus() >> initializes interrupts in the XEN PV specific way and does not invoke >> native_smp_prepare_cpus(). As a consequence, x86_init.intr_mode_init() is >> not invoked either. >> >> The invocation of x86_init.intr_mode_init() will be moved from >> native_smp_prepare_cpus() in a follow up patch to solve <INSERT >> REASON/PROBLEM>. > > Can you be a little bit more precise here, please? :-) > >> That move would cause the invocation of x86_init.intr_mode_init() for XEN >> PV platforms. To prevent that, override the default x86_init. >> intr_mode_init() callback with a noop(). >> >> [Rewrited by Thomas Gleixner <tglx@linutronix.de>] >> >> Signed-off-by: Dou Liyang <douly.fnst@cn.fujitsu.com> >> Cc: xen-devel@lists.xenproject.org >> Cc: boris.ostrovsky@oracle.com > > On which tree does this apply? Would be nice to get a hint against which > source this can be reviewed. Aah, just found the rest of the series. In case a single patch of a series isn't stand alone it would be nice to receive at least the cover letter of the series in order to know what its all about. Juergen
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[PATCH v8 10/13] x86/xen: Bypass intr mode setup in enlighten_pv system Dou Liyang <douly.fnst@cn.fujitsu.com> - 2017-08-28 05:30 +0200
Re: [Xen-devel] [PATCH v8 10/13] x86/xen: Bypass intr mode setup in enlighten_pv system Juergen Gross <jgross@suse.com> - 2017-08-28 06:30 +0200
Re: [Xen-devel] [PATCH v8 10/13] x86/xen: Bypass intr mode setup in enlighten_pv system Juergen Gross <jgross@suse.com> - 2017-08-28 06:40 +0200
Re: [Xen-devel] [PATCH v8 10/13] x86/xen: Bypass intr mode setup in enlighten_pv system Dou Liyang <douly.fnst@cn.fujitsu.com> - 2017-08-28 07:20 +0200
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