Hi Sakari,
Thanks for your response.
On 2019年01月22日 18:03, Sakari Ailus wrote:
Hi Xinwu,
On Tue, Jan 22, 2019 at 04:34:44PM +0800, Liu, Xinwu wrote:
device_register exposes the device to userspace.
Therefore, while the register process is ongoing, the userspace program
will fail to open
the device after everythings ready.
Signed-off-by: Liu, Xinwu
---
drivers/media/v4l2-core/v4l2-dev.c | 14 --
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/drivers/media/v4l2-core/v4l2-dev.c
b/drivers/media/v4l2-core/v4l2-dev.c
index d7528f8..01e5cc9 100644
--- a/drivers
From: "Liu, Xinwu" <xinwu@intel.com>
The schedule policy of thread "kidle_inject" is SCHED_NORMAL:
[ 772.796284] intel_powerclamp: Start idle injection to reduce power
[ 772.825757] [ cut here ]
[ 772.825877] WARNING: CPU: 0 PID: 2140 at
From: "Liu, Xinwu"
The schedule policy of thread "kidle_inject" is SCHED_NORMAL:
[ 772.796284] intel_powerclamp: Start idle injection to reduce power
[ 772.825757] [ cut here ]
[ 772.825877] WARNING: CPU: 0 PID: 2140 at
../../../../../../kernel/glv
From: "Liu, Xinwu" <xinwu@intel.com>
The schedule policy of thread "kidle_inject" is SCHED_NORMAL:
[ 772.796284] intel_powerclamp: Start idle injection to reduce power
[ 772.825757] [ cut here ]
[ 772.825877] WARNING: CPU: 0 PID: 2140 at
From: "Liu, Xinwu"
The schedule policy of thread "kidle_inject" is SCHED_NORMAL:
[ 772.796284] intel_powerclamp: Start idle injection to reduce power
[ 772.825757] [ cut here ]
[ 772.825877] WARNING: CPU: 0 PID: 2140 at
../../../../../../kernel/glv
From: "Liu, Xinwu" <xinwu@intel.com>
While booting kernel on simulation environment(very slow),
kernel panicked:
[ 310.837531] BUG: unable to handle kernel NULL pointer dereference at
0102
[ 310.909223] IP: [] __queue_work+0x2d/0x440
[ 312.023898] Call Tra
From: "Liu, Xinwu"
While booting kernel on simulation environment(very slow),
kernel panicked:
[ 310.837531] BUG: unable to handle kernel NULL pointer dereference at
0102
[ 310.909223] IP: [] __queue_work+0x2d/0x440
[ 312.023898] Call Trace:
[ 312.046346]
[
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