From 7074f407198c79498795bb0fd04c2df36ab97a19 Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Wed, 15 Sep 2010 14:49:07 -0300 Subject: [PATCH] V4L/DVB: pwc: remove BKL Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/pwc/pwc-if.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c index d06e157657ac..e62beb4efdb4 100644 --- a/drivers/media/video/pwc/pwc-if.c +++ b/drivers/media/video/pwc/pwc-if.c @@ -163,7 +163,7 @@ static const struct v4l2_file_operations pwc_fops = { .read = pwc_video_read, .poll = pwc_video_poll, .mmap = pwc_video_mmap, - .ioctl = pwc_video_ioctl, + .unlocked_ioctl = pwc_video_ioctl, }; static struct video_device pwc_template = { .name = "Philips Webcam", /* Filled in later */ @@ -1247,8 +1247,8 @@ static int pwc_video_close(struct file *file) PWC_DEBUG_OPEN(">> video_close called(vdev = 0x%p).\n", vdev); - lock_kernel(); pdev = video_get_drvdata(vdev); + mutex_lock(&pdev->modlock); if (pdev->vopen == 0) PWC_DEBUG_MODULE("video_close() called on closed device?\n"); @@ -1286,7 +1286,7 @@ static int pwc_video_close(struct file *file) if (device_hint[hint].pdev == pdev) device_hint[hint].pdev = NULL; } - unlock_kernel(); + mutex_unlock(&pdev->modlock); return 0; } @@ -1872,8 +1872,8 @@ static void usb_pwc_disconnect(struct usb_interface *intf) struct pwc_device *pdev; int hint; - lock_kernel(); pdev = usb_get_intfdata (intf); + mutex_lock(&pdev->modlock); usb_set_intfdata (intf, NULL); if (pdev == NULL) { PWC_ERROR("pwc_disconnect() Called without private pointer.\n"); @@ -1898,9 +1898,7 @@ static void usb_pwc_disconnect(struct usb_interface *intf) wake_up_interruptible(&pdev->frameq); /* Wait until device is closed */ if (pdev->vopen) { - mutex_lock(&pdev->modlock); pdev->unplugged = 1; - mutex_unlock(&pdev->modlock); pwc_iso_stop(pdev); } else { /* Device is closed, so we can safely unregister it */ @@ -1914,7 +1912,7 @@ disconnect_out: device_hint[hint].pdev = NULL; } - unlock_kernel(); + mutex_unlock(&pdev->modlock); } -- 2.30.2