From: Andi Kleen <andi@firstfloor.org>
To: Konstantin Khlebnikov <khlebnikov@openvz.org>
Cc: linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH 0/7] mm: vma->vm_flags diet
Date: Sat, 31 Mar 2012 07:06:30 -0700 [thread overview]
Message-ID: <m2ty14yie1.fsf@firstfloor.org> (raw)
In-Reply-To: <20120331091049.19373.28994.stgit@zurg> (Konstantin Khlebnikov's message of "Sat, 31 Mar 2012 13:25:36 +0400")
Konstantin Khlebnikov <khlebnikov@openvz.org> writes:
> This patch-set moves/kills some VM_* flags in vma->vm_flags bit-field,
> as result there appears four free bits.
>
> Also I'm working on VM_RESERVED reorganization, probably it also can be killed.
> It lost original swapout-protection sense in 2.6 and now is used for other purposes.
Great, I ran into this problem recently too: I wanted to add a new bit,
but there was none.
-Andi
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prev parent reply other threads:[~2012-03-31 14:06 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-31 9:25 Konstantin Khlebnikov
2012-03-31 9:29 ` [PATCH 1/7] mm, x86, PAT: rework linear pfn-mmap tracking Konstantin Khlebnikov
2012-03-31 17:09 ` [PATCH 1/7 v2] " Konstantin Khlebnikov
2012-04-03 0:46 ` [x86 PAT PATCH 0/2] x86 PAT vm_flag code refactoring Suresh Siddha
2012-04-03 0:46 ` [x86 PAT PATCH 1/2] x86, pat: remove the dependency on 'vm_pgoff' in track/untrack pfn vma routines Suresh Siddha
2012-04-03 5:37 ` Konstantin Khlebnikov
2012-04-03 23:31 ` Suresh Siddha
2012-04-04 4:43 ` Konstantin Khlebnikov
2012-04-05 11:56 ` Konstantin Khlebnikov
2012-04-06 0:01 ` [v3 VM_PAT PATCH 0/3] x86 VM_PAT series Suresh Siddha
2012-04-06 0:01 ` [v3 VM_PAT PATCH 1/3] x86, pat: remove the dependency on 'vm_pgoff' in track/untrack pfn vma routines Suresh Siddha
2012-04-06 0:01 ` [v3 VM_PAT PATCH 2/3] x86, pat: separate the pfn attribute tracking for remap_pfn_range and vm_insert_pfn Suresh Siddha
2012-04-06 0:01 ` [v3 VM_PAT PATCH 3/3] mm, x86, PAT: rework linear pfn-mmap tracking Suresh Siddha
2012-04-03 0:46 ` [x86 PAT PATCH 2/2] " Suresh Siddha
2012-04-03 5:48 ` Konstantin Khlebnikov
2012-04-03 5:55 ` Konstantin Khlebnikov
2012-04-03 6:03 ` [x86 PAT PATCH 0/2] x86 PAT vm_flag code refactoring Konstantin Khlebnikov
2012-04-03 23:14 ` Suresh Siddha
2012-04-04 4:40 ` Konstantin Khlebnikov
2012-03-31 9:29 ` [PATCH 2/7] mm: introduce vma flag VM_ARCH_1 Konstantin Khlebnikov
2012-03-31 22:25 ` Benjamin Herrenschmidt
2012-03-31 9:29 ` [PATCH 3/7] mm: kill vma flag VM_CAN_NONLINEAR Konstantin Khlebnikov
2012-03-31 17:01 ` Linus Torvalds
2012-03-31 9:29 ` [PATCH 4/7] mm: kill vma flag VM_INSERTPAGE Konstantin Khlebnikov
2012-03-31 9:29 ` [PATCH 5/7] mm, drm/udl: fixup vma flags on mmap Konstantin Khlebnikov
2012-03-31 9:29 ` [PATCH 6/7] mm: kill vma flag VM_EXECUTABLE Konstantin Khlebnikov
2012-03-31 20:13 ` Oleg Nesterov
2012-03-31 20:39 ` Cyrill Gorcunov
2012-04-02 9:46 ` Konstantin Khlebnikov
2012-04-02 9:54 ` Cyrill Gorcunov
2012-04-02 10:13 ` Konstantin Khlebnikov
2012-04-02 14:48 ` Oleg Nesterov
2012-04-02 16:02 ` Cyrill Gorcunov
2012-04-02 16:19 ` Konstantin Khlebnikov
2012-04-02 16:27 ` Cyrill Gorcunov
2012-04-02 17:14 ` Konstantin Khlebnikov
2012-04-02 18:05 ` Cyrill Gorcunov
2012-04-02 23:04 ` Matt Helsley
2012-04-03 5:10 ` Konstantin Khlebnikov
2012-04-03 18:16 ` Matt Helsley
2012-04-03 19:32 ` Cyrill Gorcunov
2012-04-05 20:29 ` Matt Helsley
2012-04-05 20:53 ` Cyrill Gorcunov
2012-04-05 21:04 ` Konstantin Khlebnikov
2012-04-05 21:44 ` Matt Helsley
2012-04-05 21:55 ` Linus Torvalds
2012-04-06 4:36 ` Konstantin Khlebnikov
2012-04-02 23:18 ` Matt Helsley
2012-04-03 5:06 ` Konstantin Khlebnikov
2012-04-06 22:48 ` Andrew Morton
2012-03-31 9:29 ` [PATCH 7/7] mm: move madvise vma flags to the end Konstantin Khlebnikov
2012-03-31 14:06 ` Andi Kleen [this message]
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