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authorHans Verkuil <hverkuil@xs4all.nl>2015-09-09 03:40:39 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-09-25 17:44:14 -0300
commit9ec32cc703c17b9fd1695619695b84f6ed554fab (patch)
treeb7d2546cf3b1517b443ecf63dac5d58a4e4a2c73 /drivers/media/v4l2-core
parent[media] atmel-isi: parse the DT parameters for vsync/hsync/pixclock polarity (diff)
downloadlinux-dev-9ec32cc703c17b9fd1695619695b84f6ed554fab.tar.xz
linux-dev-9ec32cc703c17b9fd1695619695b84f6ed554fab.zip
[media] v4l2-compat-ioctl32: replace pr_warn by pr_debug
Every time compat32 encounters an unknown ioctl it will call pr_warn. However, that's very irritating since it is perfectly normal that this happens. For example, applications often try to call an ioctl to see if it exists, and if that's used with an older kernel where compat32 doesn't support that ioctl yet, then it starts spamming the kernel log. So replace pr_warn by pr_debug. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/v4l2-core')
-rw-r--r--drivers/media/v4l2-core/v4l2-compat-ioctl32.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
index 788b31c91330..fc4326f3ae12 100644
--- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
+++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
@@ -1034,8 +1034,8 @@ long v4l2_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg)
ret = vdev->fops->compat_ioctl32(file, cmd, arg);
if (ret == -ENOIOCTLCMD)
- pr_warn("compat_ioctl32: unknown ioctl '%c', dir=%d, #%d (0x%08x)\n",
- _IOC_TYPE(cmd), _IOC_DIR(cmd), _IOC_NR(cmd), cmd);
+ pr_debug("compat_ioctl32: unknown ioctl '%c', dir=%d, #%d (0x%08x)\n",
+ _IOC_TYPE(cmd), _IOC_DIR(cmd), _IOC_NR(cmd), cmd);
return ret;
}
EXPORT_SYMBOL_GPL(v4l2_compat_ioctl32);