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    Subject[PATCH 5/5 resend] Documentation: Correct s_umount state for freeze_fs/unfreeze_fs
    Date
    From: Valerie Aurora <val@vaaconsulting.com>

    freeze_fs/unfreeze_fs ops are called with s_umount held for write, not read.

    BugLink: https://bugs.launchpad.net/bugs/897421
    Signed-off-by: Valerie Aurora <val@vaaconsulting.com>
    Cc: Kamal Mostafa <kamal@canonical.com>
    Tested-by: Peter M. Petrakis <peter.petrakis@canonical.com>
    Signed-off-by: Kamal Mostafa <kamal@canonical.com>
    ---
    Documentation/filesystems/Locking | 4 ++--
    1 files changed, 2 insertions(+), 2 deletions(-)

    diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking
    index d819ba1..7e46a94 100644
    --- a/Documentation/filesystems/Locking
    +++ b/Documentation/filesystems/Locking
    @@ -134,8 +134,8 @@ evict_inode:
    put_super: write
    write_super: read
    sync_fs: read
    -freeze_fs: read
    -unfreeze_fs: read
    +freeze_fs: write
    +unfreeze_fs: write
    statfs: maybe(read) (see below)
    remount_fs: write
    umount_begin: no
    --
    1.7.5.4


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