From: Rusty Russell <rusty@rustcorp.com.au>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Hugh Dickins <hughd@google.com>,
Madhavan Srinivasan <maddy@linux.vnet.ibm.com>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-mm@kvack.org, linux-arch@vger.kernel.org, x86@kernel.org,
benh@kernel.crashing.org, paulus@samba.org, riel@redhat.com,
mgorman@suse.de, ak@linux.intel.com, peterz@infradead.org,
mingo@kernel.org, dave.hansen@intel.com
Subject: Re: [PATCH V4 0/2] mm: FAULT_AROUND_ORDER patchset performance data for powerpc
Date: Tue, 20 May 2014 15:52:07 +0930 [thread overview]
Message-ID: <87oaythsvk.fsf@rustcorp.com.au> (raw)
In-Reply-To: <20140520004429.E660AE009B@blue.fi.intel.com>
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> writes:
> Andrew Morton wrote:
>> On Mon, 19 May 2014 16:23:07 -0700 (PDT) Hugh Dickins <hughd@google.com> wrote:
>>
>> > Shouldn't FAULT_AROUND_ORDER and fault_around_order be changed to be
>> > the order of the fault-around size in bytes, and fault_around_pages()
>> > use 1UL << (fault_around_order - PAGE_SHIFT)
>>
>> Yes. And shame on me for missing it (this time!) at review.
>>
>> There's still time to fix this. Patches, please.
>
> Here it is. Made at 3.30 AM, build tested only.
Prefer on top of Maddy's patch which makes it always a variable, rather
than CONFIG_DEBUG_FS. It's got enough hair as it is.
Cheers,
Rusty.
WARNING: multiple messages have this Message-ID (diff)
From: Rusty Russell <rusty@rustcorp.com.au>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: Hugh Dickins <hughd@google.com>,
Madhavan Srinivasan <maddy@linux.vnet.ibm.com>,
linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-mm@kvack.org, linux-arch@vger.kernel.org, x86@kernel.org,
benh@kernel.crashing.org, paulus@samba.org, riel@redhat.com,
mgorman@suse.de, ak@linux.intel.com, peterz@infradead.org,
mingo@kernel.org, dave.hansen@intel.com
Subject: Re: [PATCH V4 0/2] mm: FAULT_AROUND_ORDER patchset performance data for powerpc
Date: Tue, 20 May 2014 15:52:07 +0930 [thread overview]
Message-ID: <87oaythsvk.fsf@rustcorp.com.au> (raw)
Message-ID: <20140520062207.LHP3agVeEtnBlt0CDfHO1RxC7ZdCXbs3RiiJWGyrYr0@z> (raw)
In-Reply-To: <20140520004429.E660AE009B@blue.fi.intel.com>
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> writes:
> Andrew Morton wrote:
>> On Mon, 19 May 2014 16:23:07 -0700 (PDT) Hugh Dickins <hughd@google.com> wrote:
>>
>> > Shouldn't FAULT_AROUND_ORDER and fault_around_order be changed to be
>> > the order of the fault-around size in bytes, and fault_around_pages()
>> > use 1UL << (fault_around_order - PAGE_SHIFT)
>>
>> Yes. And shame on me for missing it (this time!) at review.
>>
>> There's still time to fix this. Patches, please.
>
> Here it is. Made at 3.30 AM, build tested only.
Prefer on top of Maddy's patch which makes it always a variable, rather
than CONFIG_DEBUG_FS. It's got enough hair as it is.
Cheers,
Rusty.
WARNING: multiple messages have this Message-ID (diff)
From: Rusty Russell <rusty@rustcorp.com.au>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: linux-arch@vger.kernel.org, riel@redhat.com,
Madhavan Srinivasan <maddy@linux.vnet.ibm.com>,
dave.hansen@intel.com, peterz@infradead.org, x86@kernel.org,
Hugh Dickins <hughd@google.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
ak@linux.intel.com, paulus@samba.org, mgorman@suse.de,
linuxppc-dev@lists.ozlabs.org, mingo@kernel.org,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Subject: Re: [PATCH V4 0/2] mm: FAULT_AROUND_ORDER patchset performance data for powerpc
Date: Tue, 20 May 2014 15:52:07 +0930 [thread overview]
Message-ID: <87oaythsvk.fsf@rustcorp.com.au> (raw)
In-Reply-To: <20140520004429.E660AE009B@blue.fi.intel.com>
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> writes:
> Andrew Morton wrote:
>> On Mon, 19 May 2014 16:23:07 -0700 (PDT) Hugh Dickins <hughd@google.com> wrote:
>>
>> > Shouldn't FAULT_AROUND_ORDER and fault_around_order be changed to be
>> > the order of the fault-around size in bytes, and fault_around_pages()
>> > use 1UL << (fault_around_order - PAGE_SHIFT)
>>
>> Yes. And shame on me for missing it (this time!) at review.
>>
>> There's still time to fix this. Patches, please.
>
> Here it is. Made at 3.30 AM, build tested only.
Prefer on top of Maddy's patch which makes it always a variable, rather
than CONFIG_DEBUG_FS. It's got enough hair as it is.
Cheers,
Rusty.
WARNING: multiple messages have this Message-ID (diff)
From: Rusty Russell <rusty@rustcorp.com.au>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: Hugh Dickins <hughd@google.com>,
Madhavan Srinivasan <maddy@linux.vnet.ibm.com>,
linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-mm@kvack.org, linux-arch@vger.kernel.org, x86@kernel.org,
benh@kernel.crashing.org, paulus@samba.org, riel@redhat.com,
mgorman@suse.de, ak@linux.intel.com, peterz@infradead.org,
mingo@kernel.org, dave.hansen@intel.com
Subject: Re: [PATCH V4 0/2] mm: FAULT_AROUND_ORDER patchset performance data for powerpc
Date: Tue, 20 May 2014 15:52:07 +0930 [thread overview]
Message-ID: <87oaythsvk.fsf@rustcorp.com.au> (raw)
In-Reply-To: <20140520004429.E660AE009B@blue.fi.intel.com>
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> writes:
> Andrew Morton wrote:
>> On Mon, 19 May 2014 16:23:07 -0700 (PDT) Hugh Dickins <hughd@google.com> wrote:
>>
>> > Shouldn't FAULT_AROUND_ORDER and fault_around_order be changed to be
>> > the order of the fault-around size in bytes, and fault_around_pages()
>> > use 1UL << (fault_around_order - PAGE_SHIFT)
>>
>> Yes. And shame on me for missing it (this time!) at review.
>>
>> There's still time to fix this. Patches, please.
>
> Here it is. Made at 3.30 AM, build tested only.
Prefer on top of Maddy's patch which makes it always a variable, rather
than CONFIG_DEBUG_FS. It's got enough hair as it is.
Cheers,
Rusty.
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WARNING: multiple messages have this Message-ID (diff)
From: Rusty Russell <rusty@rustcorp.com.au>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: Hugh Dickins <hughd@google.com>,
Madhavan Srinivasan <maddy@linux.vnet.ibm.com>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-mm@kvack.org, linux-arch@vger.kernel.org, x86@kernel.org,
benh@kernel.crashing.org, paulus@samba.org, riel@redhat.com,
mgorman@suse.de, ak@linux.intel.com, peterz@infradead.org,
mingo@kernel.org, dave.hansen@intel.com
Subject: Re: [PATCH V4 0/2] mm: FAULT_AROUND_ORDER patchset performance data for powerpc
Date: Tue, 20 May 2014 15:52:07 +0930 [thread overview]
Message-ID: <87oaythsvk.fsf@rustcorp.com.au> (raw)
In-Reply-To: <20140520004429.E660AE009B@blue.fi.intel.com>
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> writes:
> Andrew Morton wrote:
>> On Mon, 19 May 2014 16:23:07 -0700 (PDT) Hugh Dickins <hughd@google.com> wrote:
>>
>> > Shouldn't FAULT_AROUND_ORDER and fault_around_order be changed to be
>> > the order of the fault-around size in bytes, and fault_around_pages()
>> > use 1UL << (fault_around_order - PAGE_SHIFT)
>>
>> Yes. And shame on me for missing it (this time!) at review.
>>
>> There's still time to fix this. Patches, please.
>
> Here it is. Made at 3.30 AM, build tested only.
Prefer on top of Maddy's patch which makes it always a variable, rather
than CONFIG_DEBUG_FS. It's got enough hair as it is.
Cheers,
Rusty.
next prev parent reply other threads:[~2014-05-20 6:22 UTC|newest]
Thread overview: 86+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-08 9:28 [PATCH V4 0/2] mm: FAULT_AROUND_ORDER patchset performance data for powerpc Madhavan Srinivasan
2014-05-08 9:28 ` Madhavan Srinivasan
2014-05-08 9:28 ` Madhavan Srinivasan
2014-05-08 9:28 ` [PATCH V4 1/2] mm: move FAULT_AROUND_ORDER to arch/ Madhavan Srinivasan
2014-05-08 9:28 ` Madhavan Srinivasan
2014-05-08 9:28 ` Madhavan Srinivasan
2014-05-08 9:28 ` [PATCH V4 2/2] powerpc/pseries: init fault_around_order for pseries Madhavan Srinivasan
2014-05-08 9:28 ` Madhavan Srinivasan
2014-05-08 9:28 ` Madhavan Srinivasan
2014-05-20 7:28 ` Andrew Morton
2014-05-20 7:28 ` Andrew Morton
2014-05-20 7:28 ` Andrew Morton
2014-05-20 8:03 ` Madhavan Srinivasan
2014-05-20 8:03 ` Madhavan Srinivasan
2014-05-20 8:03 ` Madhavan Srinivasan
2014-05-20 8:03 ` Madhavan Srinivasan
2014-05-15 8:25 ` [PATCH V4 0/2] mm: FAULT_AROUND_ORDER patchset performance data for powerpc Madhavan Srinivasan
2014-05-15 8:25 ` Madhavan Srinivasan
2014-05-15 8:25 ` Madhavan Srinivasan
2014-05-15 17:28 ` Hugh Dickins
2014-05-15 17:28 ` Hugh Dickins
2014-05-15 17:28 ` Hugh Dickins
2014-05-19 0:12 ` Rusty Russell
2014-05-19 0:12 ` Rusty Russell
2014-05-19 0:12 ` Rusty Russell
2014-05-19 3:05 ` Madhavan Srinivasan
2014-05-19 3:05 ` Madhavan Srinivasan
2014-05-19 3:05 ` Madhavan Srinivasan
2014-05-19 23:23 ` Hugh Dickins
2014-05-19 23:23 ` Hugh Dickins
2014-05-19 23:23 ` Hugh Dickins
2014-05-19 23:43 ` Andrew Morton
2014-05-19 23:43 ` Andrew Morton
2014-05-19 23:43 ` Andrew Morton
2014-05-19 23:43 ` Andrew Morton
2014-05-20 0:44 ` Kirill A. Shutemov
2014-05-20 0:44 ` Kirill A. Shutemov
2014-05-20 0:44 ` Kirill A. Shutemov
2014-05-20 6:22 ` Rusty Russell [this message]
2014-05-20 6:22 ` Rusty Russell
2014-05-20 6:22 ` Rusty Russell
2014-05-20 6:22 ` Rusty Russell
2014-05-20 6:22 ` Rusty Russell
2014-05-20 7:32 ` Andrew Morton
2014-05-20 7:32 ` Andrew Morton
2014-05-20 7:32 ` Andrew Morton
2014-05-20 7:53 ` Madhavan Srinivasan
2014-05-20 7:53 ` Madhavan Srinivasan
2014-05-20 7:53 ` Madhavan Srinivasan
2014-05-20 10:27 ` Kirill A. Shutemov
2014-05-20 10:27 ` Kirill A. Shutemov
2014-05-20 10:27 ` Kirill A. Shutemov
2014-05-20 10:27 ` Kirill A. Shutemov
2014-05-20 19:59 ` Andrew Morton
2014-05-20 19:59 ` Andrew Morton
2014-05-20 19:59 ` Andrew Morton
2014-05-21 13:40 ` Kirill A. Shutemov
2014-05-21 13:40 ` Kirill A. Shutemov
2014-05-21 13:40 ` Kirill A. Shutemov
2014-05-21 20:34 ` Andrew Morton
2014-05-21 20:34 ` Andrew Morton
2014-05-21 20:34 ` Andrew Morton
2014-05-23 12:28 ` Kirill A. Shutemov
2014-05-23 12:28 ` Kirill A. Shutemov
2014-05-23 12:28 ` Kirill A. Shutemov
2014-05-27 6:24 ` Madhavan Srinivasan
2014-05-27 6:24 ` Madhavan Srinivasan
2014-05-27 6:24 ` Madhavan Srinivasan
2014-05-27 10:21 ` Kirill A. Shutemov
2014-05-27 10:21 ` Kirill A. Shutemov
2014-05-27 10:21 ` Kirill A. Shutemov
2014-05-27 10:44 ` Madhavan Srinivasan
2014-05-27 10:44 ` Madhavan Srinivasan
2014-05-27 10:44 ` Madhavan Srinivasan
2014-05-20 1:14 ` Rusty Russell
2014-05-20 1:14 ` Rusty Russell
2014-05-20 1:14 ` Rusty Russell
2014-05-20 1:14 ` Rusty Russell
2014-05-20 2:34 ` Hugh Dickins
2014-05-20 2:34 ` Hugh Dickins
2014-05-20 2:34 ` Hugh Dickins
2014-05-20 2:34 ` Hugh Dickins
2014-05-20 2:06 ` Madhavan Srinivasan
2014-05-20 2:06 ` Madhavan Srinivasan
2014-05-20 2:06 ` Madhavan Srinivasan
2014-05-20 2:06 ` Madhavan Srinivasan
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