* [PATCH] xen/apic: Update the comment for apic_id_mask
@ 2016-07-07 3:28 Wei Jiangang
2016-07-07 15:25 ` [Xen-devel] " Konrad Rzeszutek Wilk
0 siblings, 1 reply; 5+ messages in thread
From: Wei Jiangang @ 2016-07-07 3:28 UTC (permalink / raw)
To: linux-kernel; +Cc: x86, xen-devel, tglx, mingo, hpa, Wei Jiangang
verify_local_APIC() had been removed by
commit 4399c03c6780 ("x86/apic: Remove verify_local_APIC()"),
so apic_id_mask isn't used by it.
Signed-off-by: Wei Jiangang <weijg.fnst@cn.fujitsu.com>
---
arch/x86/xen/apic.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/xen/apic.c b/arch/x86/xen/apic.c
index db52a7fafcc2..9cbb1f48381b 100644
--- a/arch/x86/xen/apic.c
+++ b/arch/x86/xen/apic.c
@@ -177,7 +177,7 @@ static struct apic xen_pv_apic = {
.get_apic_id = xen_get_apic_id,
.set_apic_id = xen_set_apic_id, /* Can be NULL on 32-bit. */
- .apic_id_mask = 0xFF << 24, /* Used by verify_local_APIC. Match with what xen_get_apic_id does. */
+ .apic_id_mask = 0xFF << 24, /* Match with what xen_get_apic_id does. */
.cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and,
--
1.9.3
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [Xen-devel] [PATCH] xen/apic: Update the comment for apic_id_mask 2016-07-07 3:28 [PATCH] xen/apic: Update the comment for apic_id_mask Wei Jiangang @ 2016-07-07 15:25 ` Konrad Rzeszutek Wilk 2016-07-07 15:37 ` Boris Ostrovsky 0 siblings, 1 reply; 5+ messages in thread From: Konrad Rzeszutek Wilk @ 2016-07-07 15:25 UTC (permalink / raw) To: Wei Jiangang, boris.ostrovsky, david.vrabel Cc: linux-kernel, x86, mingo, hpa, xen-devel, tglx On Thu, Jul 07, 2016 at 11:28:18AM +0800, Wei Jiangang wrote: > verify_local_APIC() had been removed by > commit 4399c03c6780 ("x86/apic: Remove verify_local_APIC()"), > so apic_id_mask isn't used by it. CC-ing the proper maintainers. > > Signed-off-by: Wei Jiangang <weijg.fnst@cn.fujitsu.com> > --- > arch/x86/xen/apic.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/x86/xen/apic.c b/arch/x86/xen/apic.c > index db52a7fafcc2..9cbb1f48381b 100644 > --- a/arch/x86/xen/apic.c > +++ b/arch/x86/xen/apic.c > @@ -177,7 +177,7 @@ static struct apic xen_pv_apic = { > > .get_apic_id = xen_get_apic_id, > .set_apic_id = xen_set_apic_id, /* Can be NULL on 32-bit. */ > - .apic_id_mask = 0xFF << 24, /* Used by verify_local_APIC. Match with what xen_get_apic_id does. */ > + .apic_id_mask = 0xFF << 24, /* Match with what xen_get_apic_id does. */ > > .cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and, > > -- > 1.9.3 > > > > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xen.org > https://lists.xen.org/xen-devel ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [Xen-devel] [PATCH] xen/apic: Update the comment for apic_id_mask 2016-07-07 15:25 ` [Xen-devel] " Konrad Rzeszutek Wilk @ 2016-07-07 15:37 ` Boris Ostrovsky 2016-07-13 7:56 ` Wei, Jiangang 0 siblings, 1 reply; 5+ messages in thread From: Boris Ostrovsky @ 2016-07-07 15:37 UTC (permalink / raw) To: Konrad Rzeszutek Wilk, Wei Jiangang, david.vrabel Cc: linux-kernel, x86, mingo, hpa, xen-devel, tglx, Juergen Gross On 07/07/2016 11:25 AM, Konrad Rzeszutek Wilk wrote: > On Thu, Jul 07, 2016 at 11:28:18AM +0800, Wei Jiangang wrote: >> verify_local_APIC() had been removed by >> commit 4399c03c6780 ("x86/apic: Remove verify_local_APIC()"), >> so apic_id_mask isn't used by it. Is anyone actually using this field? It looks like 4399c03c6780 removed the only user. -boris > CC-ing the proper maintainers. >> Signed-off-by: Wei Jiangang <weijg.fnst@cn.fujitsu.com> >> --- >> arch/x86/xen/apic.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/arch/x86/xen/apic.c b/arch/x86/xen/apic.c >> index db52a7fafcc2..9cbb1f48381b 100644 >> --- a/arch/x86/xen/apic.c >> +++ b/arch/x86/xen/apic.c >> @@ -177,7 +177,7 @@ static struct apic xen_pv_apic = { >> >> .get_apic_id = xen_get_apic_id, >> .set_apic_id = xen_set_apic_id, /* Can be NULL on 32-bit. */ >> - .apic_id_mask = 0xFF << 24, /* Used by verify_local_APIC. Match with what xen_get_apic_id does. */ >> + .apic_id_mask = 0xFF << 24, /* Match with what xen_get_apic_id does. */ >> >> .cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and, >> >> -- >> 1.9.3 >> >> >> >> >> _______________________________________________ >> Xen-devel mailing list >> Xen-devel@lists.xen.org >> https://lists.xen.org/xen-devel ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [Xen-devel] [PATCH] xen/apic: Update the comment for apic_id_mask 2016-07-07 15:37 ` Boris Ostrovsky @ 2016-07-13 7:56 ` Wei, Jiangang 2016-07-13 18:51 ` Boris Ostrovsky 0 siblings, 1 reply; 5+ messages in thread From: Wei, Jiangang @ 2016-07-13 7:56 UTC (permalink / raw) To: boris.ostrovsky Cc: linux-kernel, david.vrabel, tglx, jgross, konrad.wilk, x86, hpa, mingo, xen-devel On Thu, 2016-07-07 at 11:37 -0400, Boris Ostrovsky wrote: > On 07/07/2016 11:25 AM, Konrad Rzeszutek Wilk wrote: > > On Thu, Jul 07, 2016 at 11:28:18AM +0800, Wei Jiangang wrote: > >> verify_local_APIC() had been removed by > >> commit 4399c03c6780 ("x86/apic: Remove verify_local_APIC()"), > >> so apic_id_mask isn't used by it. > > Is anyone actually using this field? It looks like 4399c03c6780 removed > the only user. Indeed, the field is useless. Maybe we can remove this field from the struct apic . what's your opinion? Thanks, wei > > -boris > > > > CC-ing the proper maintainers. > >> Signed-off-by: Wei Jiangang <weijg.fnst@cn.fujitsu.com> > >> --- > >> arch/x86/xen/apic.c | 2 +- > >> 1 file changed, 1 insertion(+), 1 deletion(-) > >> > >> diff --git a/arch/x86/xen/apic.c b/arch/x86/xen/apic.c > >> index db52a7fafcc2..9cbb1f48381b 100644 > >> --- a/arch/x86/xen/apic.c > >> +++ b/arch/x86/xen/apic.c > >> @@ -177,7 +177,7 @@ static struct apic xen_pv_apic = { > >> > >> .get_apic_id = xen_get_apic_id, > >> .set_apic_id = xen_set_apic_id, /* Can be NULL on 32-bit. */ > >> - .apic_id_mask = 0xFF << 24, /* Used by verify_local_APIC. Match with what xen_get_apic_id does. */ > >> + .apic_id_mask = 0xFF << 24, /* Match with what xen_get_apic_id does. */ > >> > >> .cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and, > >> > >> -- > >> 1.9.3 > >> > >> > >> > >> > >> _______________________________________________ > >> Xen-devel mailing list > >> Xen-devel@lists.xen.org > >> https://lists.xen.org/xen-devel > > > > ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [Xen-devel] [PATCH] xen/apic: Update the comment for apic_id_mask 2016-07-13 7:56 ` Wei, Jiangang @ 2016-07-13 18:51 ` Boris Ostrovsky 0 siblings, 0 replies; 5+ messages in thread From: Boris Ostrovsky @ 2016-07-13 18:51 UTC (permalink / raw) To: Wei, Jiangang Cc: linux-kernel, david.vrabel, tglx, jgross, konrad.wilk, x86, hpa, mingo, xen-devel On 07/13/2016 03:56 AM, Wei, Jiangang wrote: > On Thu, 2016-07-07 at 11:37 -0400, Boris Ostrovsky wrote: >> On 07/07/2016 11:25 AM, Konrad Rzeszutek Wilk wrote: >>> On Thu, Jul 07, 2016 at 11:28:18AM +0800, Wei Jiangang wrote: >>>> verify_local_APIC() had been removed by >>>> commit 4399c03c6780 ("x86/apic: Remove verify_local_APIC()"), >>>> so apic_id_mask isn't used by it. >> Is anyone actually using this field? It looks like 4399c03c6780 removed >> the only user. > Indeed, the field is useless. > Maybe we can remove this field from the struct apic . > what's your opinion? Since noone seems to be using those I think it can be removed. -boris > > Thanks, > wei >> -boris >> >> >>> CC-ing the proper maintainers. >>>> Signed-off-by: Wei Jiangang <weijg.fnst@cn.fujitsu.com> >>>> --- >>>> arch/x86/xen/apic.c | 2 +- >>>> 1 file changed, 1 insertion(+), 1 deletion(-) >>>> >>>> diff --git a/arch/x86/xen/apic.c b/arch/x86/xen/apic.c >>>> index db52a7fafcc2..9cbb1f48381b 100644 >>>> --- a/arch/x86/xen/apic.c >>>> +++ b/arch/x86/xen/apic.c >>>> @@ -177,7 +177,7 @@ static struct apic xen_pv_apic = { >>>> >>>> .get_apic_id = xen_get_apic_id, >>>> .set_apic_id = xen_set_apic_id, /* Can be NULL on 32-bit. */ >>>> - .apic_id_mask = 0xFF << 24, /* Used by verify_local_APIC. Match with what xen_get_apic_id does. */ >>>> + .apic_id_mask = 0xFF << 24, /* Match with what xen_get_apic_id does. */ >>>> >>>> .cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and, >>>> >>>> -- >>>> 1.9.3 >>>> >>>> >>>> >>>> >>>> _______________________________________________ >>>> Xen-devel mailing list >>>> Xen-devel@lists.xen.org >>>> https://lists.xen.org/xen-devel >> >> >> > > ^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2016-07-13 18:52 UTC | newest] Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2016-07-07 3:28 [PATCH] xen/apic: Update the comment for apic_id_mask Wei Jiangang 2016-07-07 15:25 ` [Xen-devel] " Konrad Rzeszutek Wilk 2016-07-07 15:37 ` Boris Ostrovsky 2016-07-13 7:56 ` Wei, Jiangang 2016-07-13 18:51 ` Boris Ostrovsky
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