On Mon, Nov 03, 2014 at 10:35:04PM -0800, Hugh Dickins wrote:
> On Thu, 30 Oct 2014, Davidlohr Bueso wrote:
>
> > The i_mmap_rwsem protects shared pages against races
> > when doing the sharing and unsharing, ultimately
> > calling huge_pmd_share/unshare() for PMD pages --
> > it also needs it to
On Mon, Nov 03, 2014 at 10:35:04PM -0800, Hugh Dickins wrote:
On Thu, 30 Oct 2014, Davidlohr Bueso wrote:
The i_mmap_rwsem protects shared pages against races
when doing the sharing and unsharing, ultimately
calling huge_pmd_share/unshare() for PMD pages --
it also needs it to avoid
On Tue, 4 Nov 2014, Davidlohr Bueso wrote:
> 8<
> From: Davidlohr Bueso
> Subject: [PATCH 11/10] mm/memory.c: share the i_mmap_rwsem
>
> The unmap_mapping_range family of functions do the unmapping
> of user pages (ultimately via
On Tue, 4 Nov 2014, Davidlohr Bueso wrote:
8
From: Davidlohr Bueso d...@stgolabs.net
Subject: [PATCH 11/10] mm/memory.c: share the i_mmap_rwsem
The unmap_mapping_range family of functions do the unmapping
of user pages (ultimately via
On Mon, 2014-11-03 at 22:35 -0800, Hugh Dickins wrote:
> On Thu, 30 Oct 2014, Davidlohr Bueso wrote:
>
> > The i_mmap_rwsem protects shared pages against races
> > when doing the sharing and unsharing, ultimately
> > calling huge_pmd_share/unshare() for PMD pages --
> > it also needs it to avoid
On Mon, 2014-11-03 at 22:35 -0800, Hugh Dickins wrote:
On Thu, 30 Oct 2014, Davidlohr Bueso wrote:
The i_mmap_rwsem protects shared pages against races
when doing the sharing and unsharing, ultimately
calling huge_pmd_share/unshare() for PMD pages --
it also needs it to avoid races when
On Thu, 30 Oct 2014, Davidlohr Bueso wrote:
> The i_mmap_rwsem protects shared pages against races
> when doing the sharing and unsharing, ultimately
> calling huge_pmd_share/unshare() for PMD pages --
> it also needs it to avoid races when populating the pud
> for pmd allocation when looking for
On Thu, 30 Oct 2014, Davidlohr Bueso wrote:
The i_mmap_rwsem protects shared pages against races
when doing the sharing and unsharing, ultimately
calling huge_pmd_share/unshare() for PMD pages --
it also needs it to avoid races when populating the pud
for pmd allocation when looking for a
The i_mmap_rwsem protects shared pages against races
when doing the sharing and unsharing, ultimately
calling huge_pmd_share/unshare() for PMD pages --
it also needs it to avoid races when populating the pud
for pmd allocation when looking for a shareable pmd page
for hugetlb. Ultimately the
The i_mmap_rwsem protects shared pages against races
when doing the sharing and unsharing, ultimately
calling huge_pmd_share/unshare() for PMD pages --
it also needs it to avoid races when populating the pud
for pmd allocation when looking for a shareable pmd page
for hugetlb. Ultimately the
From: Davidlohr Bueso
The i_mmap_rwsem protects shared pages against races
when doing the sharing and unsharing, ultimately
calling huge_pmd_share/unshare() for PMD pages --
it also needs it to avoid races when populating the pud
for pmd allocation when looking for a shareable pmd page
for
From: Davidlohr Bueso d...@stgolabs.net
The i_mmap_rwsem protects shared pages against races
when doing the sharing and unsharing, ultimately
calling huge_pmd_share/unshare() for PMD pages --
it also needs it to avoid races when populating the pud
for pmd allocation when looking for a shareable
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