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    SubjectRe: [PATCH 2/8] exofs: remove lock/unlock super
    Il 16/08/2012 14:32, Boaz Harrosh ha scritto:
    > On 08/16/2012 03:20 PM, Artem Bityutskiy wrote:
    >
    >> On Thu, 2012-08-16 at 12:00 +0200, Marco Stornelli wrote:
    >>> From: Marco Stornelli <marco.stornelli@gmail.com>
    >>>
    >>> Remove lock and unlock super operation.
    >>>
    >>> Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com>
    >>
    >> Acked-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
    >>
    >
    >
    > Are you sure? It used to be that exofs_sync_fs() could be called
    > concurrently.
    >
    > What about two "bash -c sync" calls or a sync and an unmount
    > in parallel. anything protecting that?
    >
    > If so then sure, but please let me test first.
    > Boaz
    >
    > .
    >

    Yes Boaz, I agree, it's the reason I asked for a comments for exofs and
    hpfs. The only reason to have a lock here is to serialize operations in
    parallel on the same super block.

    Marco


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