tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 50107a90cb05a474eeb8f41f5cc5fa5a8644de2e commit: 6b2bbb08747a56dcf4ee33606a06025eca571260 [1328/4912] media: cec: rework the cec event handling config: x86_64-randconfig-b0-08061813 (attached as .config) compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7 reproduce: git checkout 6b2bbb08747a56dcf4ee33606a06025eca571260 # save the attached .config to linux build tree make ARCH=x86_64
All errors (new ones prefixed by >>):
drivers/media/cec/cec-adap.c: In function 'cec_queue_msg_fh':
>> drivers/media/cec/cec-adap.c:167: error: unknown field 'lost_msgs' specified
>> in initializer
vim +/lost_msgs +167 drivers/media/cec/cec-adap.c
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 155
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 156 /*
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 157 *
Queue a new message for this filehandle.
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 158 *
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 159 *
We keep a queue of at most CEC_MAX_MSG_RX_QUEUE_SZ messages. If the
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 160 *
queue becomes full, then drop the oldest message and keep track
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 161 *
of how many messages we've dropped.
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 162 */
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 163
static void cec_queue_msg_fh(struct cec_fh *fh, const struct cec_msg *msg)
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 164 {
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 165
static const struct cec_event ev_lost_msgs = {
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 166
.event = CEC_EVENT_LOST_MSGS,
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 @167
.lost_msgs.lost_msgs = 1,
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 168
};
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 169
struct cec_msg_entry *entry;
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 170
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 171
mutex_lock(&fh->lock);
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 172
entry = kmalloc(sizeof(*entry), GFP_KERNEL);
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 173
if (entry) {
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 174
entry->msg = *msg;
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 175
/* Add new msg at the end of the queue */
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 176
list_add_tail(&entry->list, &fh->msgs);
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 177
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 178
if (fh->queued_msgs < CEC_MAX_MSG_RX_QUEUE_SZ) {
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 179
/* All is fine if there is enough room */
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 180
fh->queued_msgs++;
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 181
mutex_unlock(&fh->lock);
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 182
wake_up_interruptible(&fh->wait);
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 183
return;
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 184
}
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 185
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 186
/*
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 187
* if the message queue is full, then drop the oldest one and
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 188
* send a lost message event.
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 189
*/
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 190
entry = list_first_entry(&fh->msgs, struct cec_msg_entry, list);
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 191
list_del(&entry->list);
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 192
kfree(entry);
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 193
}
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 194
mutex_unlock(&fh->lock);
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 195
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 196
/*
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 197
* We lost a message, either because kmalloc failed or the queue
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 198
* was full.
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 199
*/
6b2bbb08 drivers/media/cec/cec-adap.c Hans Verkuil 2017-07-11 200
cec_queue_event_fh(fh, &ev_lost_msgs, ktime_get_ns());
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 201 }
9881fe0c drivers/staging/media/cec/cec-adap.c Hans Verkuil 2016-06-25 202
:::::: The code at line 167 was first introduced by commit
:::::: 9881fe0ca187c213eb3a6a8e78e45ad4d1cec171 [media] cec: add HDMI CEC
framework (adapter)
:::::: TO: Hans Verkuil <hans.verk...@cisco.com>
:::::: CC: Mauro Carvalho Chehab <mche...@s-opensource.com>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
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