From: Avi Kivity <avi@redhat.com>
To: Alexander Graf <agraf-l3A5Bk7waGM@public.gmane.org>
Cc: kvm-ppc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
KVM list <kvm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
linuxppc-dev
<linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>
Subject: Re: [PATCH] KVM: PPC: Add generic hpte management functions
Date: Tue, 29 Jun 2010 13:05:14 +0000 [thread overview]
Message-ID: <4C29EF8A.4070508@redhat.com> (raw)
In-Reply-To: <4C29ED94.6060904-l3A5Bk7waGM@public.gmane.org>
On 06/29/2010 03:56 PM, Alexander Graf wrote:
> Avi Kivity wrote:
>
>> On 06/28/2010 11:55 AM, Alexander Graf wrote:
>>
>>>
>>>>> +
>>>>> +static inline u64 kvmppc_mmu_hash_pte(u64 eaddr) {
>>>>> + return hash_64(eaddr>> PTE_SIZE, HPTEG_HASH_BITS_PTE);
>>>>> +}
>>>>> +
>>>>> +static inline u64 kvmppc_mmu_hash_vpte(u64 vpage) {
>>>>> + return hash_64(vpage& 0xfffffffffULL, HPTEG_HASH_BITS_VPTE);
>>>>> +}
>>>>> +
>>>>> +static inline u64 kvmppc_mmu_hash_vpte_long(u64 vpage) {
>>>>> + return hash_64((vpage& 0xffffff000ULL)>> 12,
>>>>> + HPTEG_HASH_BITS_VPTE_LONG);
>>>>> +}
>>>>>
>>>>>
>>>>>
>>>> Still with the wierd coding style?
>>>>
>>>>
>>> Not sure what's going on there. My editor displays it normally. Weird.
>>>
>>>
>> Try hitting 'save'.
>>
> hexdump -C on the respective section in the exact patch file I submitted
> above shows:
>
> 00000a80 75 72 6e 20 68 61 73 68 5f 36 34 28 65 61 64 64 |urn
> hash_64(eadd|
> 00000a90 72 20 3e 3e 20 50 54 45 5f 53 49 5a 45 2c 20 48 |r>>
> PTE_SIZE, H|
>
>
> Maybe your mail client breaks it?
>
The list archives too:
http://www.mail-archive.com/kvm@vger.kernel.org/msg37093.html
Looks like a cache coherency bug. What processor are you using?
--
error compiling committee.c: too many arguments to function
WARNING: multiple messages have this Message-ID (diff)
From: Avi Kivity <avi@redhat.com>
To: Alexander Graf <agraf@suse.de>
Cc: linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
KVM list <kvm@vger.kernel.org>,
kvm-ppc@vger.kernel.org
Subject: Re: [PATCH] KVM: PPC: Add generic hpte management functions
Date: Tue, 29 Jun 2010 16:05:14 +0300 [thread overview]
Message-ID: <4C29EF8A.4070508@redhat.com> (raw)
In-Reply-To: <4C29ED94.6060904@suse.de>
On 06/29/2010 03:56 PM, Alexander Graf wrote:
> Avi Kivity wrote:
>
>> On 06/28/2010 11:55 AM, Alexander Graf wrote:
>>
>>>
>>>>> +
>>>>> +static inline u64 kvmppc_mmu_hash_pte(u64 eaddr) {
>>>>> + return hash_64(eaddr>> PTE_SIZE, HPTEG_HASH_BITS_PTE);
>>>>> +}
>>>>> +
>>>>> +static inline u64 kvmppc_mmu_hash_vpte(u64 vpage) {
>>>>> + return hash_64(vpage& 0xfffffffffULL, HPTEG_HASH_BITS_VPTE);
>>>>> +}
>>>>> +
>>>>> +static inline u64 kvmppc_mmu_hash_vpte_long(u64 vpage) {
>>>>> + return hash_64((vpage& 0xffffff000ULL)>> 12,
>>>>> + HPTEG_HASH_BITS_VPTE_LONG);
>>>>> +}
>>>>>
>>>>>
>>>>>
>>>> Still with the wierd coding style?
>>>>
>>>>
>>> Not sure what's going on there. My editor displays it normally. Weird.
>>>
>>>
>> Try hitting 'save'.
>>
> hexdump -C on the respective section in the exact patch file I submitted
> above shows:
>
> 00000a80 75 72 6e 20 68 61 73 68 5f 36 34 28 65 61 64 64 |urn
> hash_64(eadd|
> 00000a90 72 20 3e 3e 20 50 54 45 5f 53 49 5a 45 2c 20 48 |r>>
> PTE_SIZE, H|
>
>
> Maybe your mail client breaks it?
>
The list archives too:
http://www.mail-archive.com/kvm@vger.kernel.org/msg37093.html
Looks like a cache coherency bug. What processor are you using?
--
error compiling committee.c: too many arguments to function
WARNING: multiple messages have this Message-ID (diff)
From: Avi Kivity <avi-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: Alexander Graf <agraf-l3A5Bk7waGM@public.gmane.org>
Cc: kvm-ppc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
KVM list <kvm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
linuxppc-dev
<linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>
Subject: Re: [PATCH] KVM: PPC: Add generic hpte management functions
Date: Tue, 29 Jun 2010 16:05:14 +0300 [thread overview]
Message-ID: <4C29EF8A.4070508@redhat.com> (raw)
In-Reply-To: <4C29ED94.6060904-l3A5Bk7waGM@public.gmane.org>
On 06/29/2010 03:56 PM, Alexander Graf wrote:
> Avi Kivity wrote:
>
>> On 06/28/2010 11:55 AM, Alexander Graf wrote:
>>
>>>
>>>>> +
>>>>> +static inline u64 kvmppc_mmu_hash_pte(u64 eaddr) {
>>>>> + return hash_64(eaddr>> PTE_SIZE, HPTEG_HASH_BITS_PTE);
>>>>> +}
>>>>> +
>>>>> +static inline u64 kvmppc_mmu_hash_vpte(u64 vpage) {
>>>>> + return hash_64(vpage& 0xfffffffffULL, HPTEG_HASH_BITS_VPTE);
>>>>> +}
>>>>> +
>>>>> +static inline u64 kvmppc_mmu_hash_vpte_long(u64 vpage) {
>>>>> + return hash_64((vpage& 0xffffff000ULL)>> 12,
>>>>> + HPTEG_HASH_BITS_VPTE_LONG);
>>>>> +}
>>>>>
>>>>>
>>>>>
>>>> Still with the wierd coding style?
>>>>
>>>>
>>> Not sure what's going on there. My editor displays it normally. Weird.
>>>
>>>
>> Try hitting 'save'.
>>
> hexdump -C on the respective section in the exact patch file I submitted
> above shows:
>
> 00000a80 75 72 6e 20 68 61 73 68 5f 36 34 28 65 61 64 64 |urn
> hash_64(eadd|
> 00000a90 72 20 3e 3e 20 50 54 45 5f 53 49 5a 45 2c 20 48 |r>>
> PTE_SIZE, H|
>
>
> Maybe your mail client breaks it?
>
The list archives too:
http://www.mail-archive.com/kvm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org/msg37093.html
Looks like a cache coherency bug. What processor are you using?
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2010-06-29 13:05 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-25 23:16 [PATCH] Faster MMU lookups for Book3s Alexander Graf
2010-06-25 23:16 ` Alexander Graf
2010-06-25 23:16 ` Alexander Graf
2010-06-25 23:16 ` [PATCH] KVM: PPC: Add generic hpte management functions Alexander Graf
2010-06-25 23:16 ` Alexander Graf
2010-06-25 23:16 ` Alexander Graf
2010-06-25 23:18 ` Alexander Graf
2010-06-25 23:18 ` Alexander Graf
2010-06-25 23:18 ` Alexander Graf
[not found] ` <1277507817-626-2-git-send-email-agraf-l3A5Bk7waGM@public.gmane.org>
2010-06-28 8:28 ` Avi Kivity
2010-06-28 8:28 ` Avi Kivity
2010-06-28 8:28 ` Avi Kivity
[not found] ` <4C285D1C.5060508-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2010-06-28 8:55 ` Alexander Graf
2010-06-28 8:55 ` Alexander Graf
2010-06-28 8:55 ` Alexander Graf
[not found] ` <20417D40-9345-485B-9201-8B3722B7457F-l3A5Bk7waGM@public.gmane.org>
2010-06-28 9:12 ` Avi Kivity
2010-06-28 9:12 ` Avi Kivity
2010-06-28 9:12 ` Avi Kivity
[not found] ` <4C286770.6010204-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2010-06-28 9:27 ` Alexander Graf
2010-06-28 9:27 ` Alexander Graf
2010-06-28 9:27 ` Alexander Graf
2010-06-28 9:34 ` Avi Kivity
2010-06-28 9:34 ` Avi Kivity
2010-06-28 9:34 ` Avi Kivity
[not found] ` <4C286C98.8060903-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2010-06-28 9:55 ` Alexander Graf
2010-06-28 9:55 ` Alexander Graf
2010-06-28 9:55 ` Alexander Graf
[not found] ` <4C2871A8.1060706-l3A5Bk7waGM@public.gmane.org>
2010-06-28 10:01 ` Avi Kivity
2010-06-28 10:01 ` Avi Kivity
2010-06-28 10:01 ` Avi Kivity
[not found] ` <4C2872F5.20501-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2010-06-28 13:25 ` Alexander Graf
2010-06-28 13:25 ` Alexander Graf
2010-06-28 13:25 ` Alexander Graf
2010-06-28 13:30 ` Avi Kivity
2010-06-28 13:30 ` Avi Kivity
2010-06-28 13:30 ` Avi Kivity
[not found] ` <4C28A409.9090207-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2010-06-28 13:32 ` Alexander Graf
2010-06-28 13:32 ` Alexander Graf
2010-06-28 13:32 ` Alexander Graf
2010-06-29 12:56 ` Alexander Graf
2010-06-29 12:56 ` Alexander Graf
2010-06-29 12:56 ` Alexander Graf
[not found] ` <4C29ED94.6060904-l3A5Bk7waGM@public.gmane.org>
2010-06-29 13:05 ` Avi Kivity [this message]
2010-06-29 13:05 ` Avi Kivity
2010-06-29 13:05 ` Avi Kivity
2010-06-29 13:06 ` Alexander Graf
2010-06-29 13:06 ` Alexander Graf
2010-06-29 13:13 ` Avi Kivity
2010-06-29 13:13 ` Avi Kivity
2010-06-29 13:13 ` Avi Kivity
[not found] ` <1277507817-626-1-git-send-email-agraf-l3A5Bk7waGM@public.gmane.org>
2010-06-25 23:16 ` [PATCH] KVM: PPC: Make use of hash based Shadow MMU Alexander Graf
2010-06-25 23:16 ` Alexander Graf
2010-06-25 23:16 ` Alexander Graf
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