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    SubjectRe: [PATCH 1/2] miss-sync changes on attributes (Re: [PATCH 2/2][FAT] miss-sync issues on sync mount (miss-sync on utime))
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    Andrew Morton <akpm@osdl.org> writes:

    >> /**
    >> + * sync_inode_wodata - sync(write and wait) inode to disk, without it's data.
    >> + * @inode: the inode to sync
    >> + *
    >> + * sync_inode_wodata() will write an inode then wait. It will also
    >> + * correctly update the inode on its superblock's dirty inode lists
    >> + * and will update inode->i_state.
    >> + *
    >> + * The caller must have a ref on the inode.
    >> + */
    >> +int sync_inode_wodata(struct inode *inode)
    >> +{
    >> + struct writeback_control wbc = {
    >> + .sync_mode = WB_SYNC_ALL, /* wait */
    >> + .nr_to_write = 0,/* no data to be written */
    >> + };
    >> + return sync_inode(inode, &wbc);
    >> +}
    >> +
    >
    > I think this function duplicates write_inode_now()?

    write_inode_now() seems to write data pages, but this doesn't write
    (.nr_to_write = 0).
    --
    OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
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