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    Subject[PATCH 143/437] drm: mali: convert to read/write iterators
    Date
    Signed-off-by: Jens Axboe <axboe@kernel.dk>
    ---
    drivers/gpu/drm/arm/malidp_drv.c | 11 +++++------
    1 file changed, 5 insertions(+), 6 deletions(-)

    diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c
    index 6682131d2910..cc0490e3ae4c 100644
    --- a/drivers/gpu/drm/arm/malidp_drv.c
    +++ b/drivers/gpu/drm/arm/malidp_drv.c
    @@ -522,10 +522,9 @@ static int malidp_debugfs_open(struct inode *inode, struct file *file)
    return single_open(file, malidp_show_stats, inode->i_private);
    }

    -static ssize_t malidp_debugfs_write(struct file *file, const char __user *ubuf,
    - size_t len, loff_t *offp)
    +static ssize_t malidp_debugfs_write(struct kiocb *iocb, struct iov_iter *from)
    {
    - struct seq_file *m = file->private_data;
    + struct seq_file *m = iocb->ki_filp->private_data;
    struct drm_device *drm = m->private;
    struct malidp_drm *malidp = drm_to_malidp(drm);
    unsigned long irqflags;
    @@ -534,14 +533,14 @@ static ssize_t malidp_debugfs_write(struct file *file, const char __user *ubuf,
    malidp_error_stats_init(&malidp->de_errors);
    malidp_error_stats_init(&malidp->se_errors);
    spin_unlock_irqrestore(&malidp->errors_lock, irqflags);
    - return len;
    + return iov_iter_count(from);
    }

    static const struct file_operations malidp_debugfs_fops = {
    .owner = THIS_MODULE,
    .open = malidp_debugfs_open,
    - .read = seq_read,
    - .write = malidp_debugfs_write,
    + .read_iter = seq_read_iter,
    + .write_iter = malidp_debugfs_write,
    .llseek = seq_lseek,
    .release = single_release,
    };
    --
    2.43.0

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