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Thu, 11 Apr 2024 08:43:30 -0700 (PDT) Received: from localhost.localdomain ([96.43.243.2]) by smtp.gmail.com with ESMTPSA id jc25-20020a056638891900b0047f14b7f6c0sm457056jab.5.2024.04.11.08.43.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Apr 2024 08:43:28 -0700 (PDT) From: Jens Axboe To: linux-kernel@vger.kernel.org Cc: Jens Axboe Subject: [PATCH 424/437] media: usb: uvc: convert to read/write iterators Date: Thu, 11 Apr 2024 09:19:24 -0600 Message-ID: <20240411153126.16201-425-axboe@kernel.dk> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240411153126.16201-1-axboe@kernel.dk> References: <20240411153126.16201-1-axboe@kernel.dk> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Signed-off-by: Jens Axboe --- drivers/media/usb/uvc/uvc_debugfs.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/media/usb/uvc/uvc_debugfs.c b/drivers/media/usb/uvc/uv= c_debugfs.c index 1a1258d4ffca..2c4935a0257e 100644 --- a/drivers/media/usb/uvc/uvc_debugfs.c +++ b/drivers/media/usb/uvc/uvc_debugfs.c @@ -39,13 +39,11 @@ static int uvc_debugfs_stats_open(struct inode *inode, = struct file *file) return 0; } =20 -static ssize_t uvc_debugfs_stats_read(struct file *file, char __user *user= _buf, - size_t nbytes, loff_t *ppos) +static ssize_t uvc_debugfs_stats_read(struct kiocb *iocb, struct iov_iter = *to) { - struct uvc_debugfs_buffer *buf =3D file->private_data; + struct uvc_debugfs_buffer *buf =3D iocb->ki_filp->private_data; =20 - return simple_read_from_buffer(user_buf, nbytes, ppos, buf->data, - buf->count); + return simple_copy_to_iter(buf->data, &iocb->ki_pos, buf->count, to); } =20 static int uvc_debugfs_stats_release(struct inode *inode, struct file *fil= e) @@ -60,7 +58,7 @@ static const struct file_operations uvc_debugfs_stats_fop= s =3D { .owner =3D THIS_MODULE, .open =3D uvc_debugfs_stats_open, .llseek =3D no_llseek, - .read =3D uvc_debugfs_stats_read, + .read_iter =3D uvc_debugfs_stats_read, .release =3D uvc_debugfs_stats_release, }; =20 --=20 2.43.0