UBI: add fsync capability
Now, we can call fsync() on an UBI volume. Signed-off-by: Corentin Chary <corentincj@iksaif.net> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
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@ -186,6 +186,16 @@ static loff_t vol_cdev_llseek(struct file *file, loff_t offset, int origin)
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return new_offset;
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}
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static int vol_cdev_fsync(struct file *file, struct dentry *dentry,
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int datasync)
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{
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struct ubi_volume_desc *desc = file->private_data;
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struct ubi_device *ubi = desc->vol->ubi;
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return ubi_sync(ubi->ubi_num);
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}
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static ssize_t vol_cdev_read(struct file *file, __user char *buf, size_t count,
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loff_t *offp)
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{
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@ -1073,6 +1083,7 @@ const struct file_operations ubi_vol_cdev_operations = {
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.llseek = vol_cdev_llseek,
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.read = vol_cdev_read,
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.write = vol_cdev_write,
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.fsync = vol_cdev_fsync,
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.unlocked_ioctl = vol_cdev_ioctl,
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.compat_ioctl = vol_cdev_compat_ioctl,
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};
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