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    Subject[PATCH 5/5] doc: add the documentation for mpol=local
    commit 3f226aa1c (mempolicy: support mpol=local tmpfs mount option)
    added new mpol=local mount option. but it didn't add a documentation.

    This patch does it.

    Signed-off-by: KOSAKI Motohiro <>
    Cc: Ravikiran Thirumalai <>
    Cc: Christoph Lameter <>
    Cc: Mel Gorman <>
    Cc: Lee Schermerhorn <>
    Cc: Hugh Dickins <>
    Cc: <>
    Documentation/filesystems/tmpfs.txt | 6 +++++-
    1 files changed, 5 insertions(+), 1 deletions(-)

    diff --git a/Documentation/filesystems/tmpfs.txt b/Documentation/filesystems/tmpfs.txt
    index 3015da0..fe09a2c 100644
    --- a/Documentation/filesystems/tmpfs.txt
    +++ b/Documentation/filesystems/tmpfs.txt
    @@ -82,11 +82,13 @@ tmpfs has a mount option to set the NUMA memory allocation policy for
    all files in that instance (if CONFIG_NUMA is enabled) - which can be
    adjusted on the fly via 'mount -o remount ...'

    -mpol=default prefers to allocate memory from the local node
    +mpol=default use the process allocation policy
    + (see set_mempolicy(2))
    mpol=prefer:Node prefers to allocate memory from the given Node
    mpol=bind:NodeList allocates memory only from nodes in NodeList
    mpol=interleave prefers to allocate from each node in turn
    mpol=interleave:NodeList allocates from each node of NodeList in turn
    +mpol=local prefers to allocate memory from the local node

    NodeList format is a comma-separated list of decimal numbers and ranges,
    a range being two hyphen-separated decimal numbers, the smallest and
    @@ -134,3 +136,5 @@ Author:
    Christoph Rohland <>, 1.12.01
    Hugh Dickins, 4 June 2007
    + KOSAKI Motohiro, 16 Mar 2010

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