From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>,
Hugh Dickins <hughd@google.com>, Rik van Riel <riel@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCHv2 02/12] mm: introduce page_vma_mapped_walk()
Date: Wed, 25 Jan 2017 23:38:27 +0300 [thread overview]
Message-ID: <20170125203827.GA6232@node.shutemov.name> (raw)
In-Reply-To: <20170125182538.86249-3-kirill.shutemov@linux.intel.com>
On Wed, Jan 25, 2017 at 09:25:28PM +0300, Kirill A. Shutemov wrote:
> The patch introduces new interface to check if a page is mapped into a vma.
> It aims to address shortcomings of page_check_address{,_transhuge}.
>
> Existing interface is not able to handle PTE-mapped THPs: it only finds
> the first PTE. The rest lefted unnoticed.
>
> page_vma_mapped_walk() iterates over all possible mapping of the page in the
> vma.
>
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Please ignore, I screwed it up.
I'll repost once get it fixed and tested.
--
Kirill A. Shutemov
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next prev parent reply other threads:[~2017-01-25 20:38 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-25 18:25 [PATCHv2 00/12] Fix few rmap-related THP bugs Kirill A. Shutemov
2017-01-25 18:25 ` [PATCHv2 01/12] uprobes: split THPs before trying replace them Kirill A. Shutemov
2017-01-25 18:25 ` [PATCHv2 02/12] mm: introduce page_vma_mapped_walk() Kirill A. Shutemov
2017-01-25 20:38 ` Kirill A. Shutemov [this message]
2017-01-25 22:42 ` Kirill A. Shutemov
2017-01-25 18:25 ` [PATCHv2 03/12] mm: fix handling PTE-mapped THPs in page_referenced() Kirill A. Shutemov
2017-01-25 18:25 ` [PATCHv2 04/12] mm: fix handling PTE-mapped THPs in page_idle_clear_pte_refs() Kirill A. Shutemov
2017-01-25 18:25 ` [PATCHv2 05/12] mm, rmap: check all VMAs that PTE-mapped THP can be part of Kirill A. Shutemov
2017-01-26 6:56 ` Hillf Danton
2017-01-25 18:25 ` [PATCHv2 06/12] mm: convert page_mkclean_one() to page_vma_mapped_walk() Kirill A. Shutemov
2017-01-25 18:25 ` [PATCHv2 07/12] mm: convert try_to_unmap_one() " Kirill A. Shutemov
2017-01-25 19:02 ` kbuild test robot
2017-01-25 19:05 ` kbuild test robot
2017-01-25 22:46 ` Kirill A. Shutemov
2017-01-25 18:25 ` [PATCHv2 08/12] mm, ksm: convert write_protect_page() " Kirill A. Shutemov
2017-01-25 18:25 ` [PATCHv2 09/12] mm, uprobes: convert __replace_page() " Kirill A. Shutemov
2017-01-25 18:25 ` [PATCHv2 10/12] mm: convert page_mapped_in_vma() " Kirill A. Shutemov
2017-01-26 7:31 ` Hillf Danton
2017-01-25 18:25 ` [PATCHv2 11/12] mm: drop page_check_address{,_transhuge} Kirill A. Shutemov
2017-01-25 18:25 ` [PATCHv2 12/12] mm: convert remove_migration_pte() to page_vma_mapped_walk() Kirill A. Shutemov
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