tree: git://linuxtv.org/media_tree.git master
head: 201b56737f4ea59ee840ebdb88a9970ea6d49cf1
commit: 57868acc369ab73ec8f6b43a0c6749077376b189 [3281/3294] media: videobuf2: Add new uAPI for DVB streaming I/O
config: i386-randconfig-n0-201752 (attached as .config)
compiler: gcc-7 (Debian 7.2.0-12) 7.2.1 20171025
reproduce:
git checkout 57868acc369ab73ec8f6b43a0c6749077376b189
# save the attached .config to linux build tree
make ARCH=i386
Note: the linuxtv-media/master HEAD 201b56737f4ea59ee840ebdb88a9970ea6d49cf1 builds fine.
It only hurts bisectibility.
All errors (new ones prefixed by >>):
drivers/media/dvb-core/dvb_vb2.o: In function `dvb_vb2_init':
>> drivers/media/dvb-core/dvb_vb2.c:170: undefined reference to `vb2_vmalloc_memops'
vim +170 drivers/media/dvb-core/dvb_vb2.c
151
152 /*
153 * Videobuf operations
154 */
155 int dvb_vb2_init(struct dvb_vb2_ctx *ctx, const char *name, int nonblocking)
156 {
157 struct vb2_queue *q = &ctx->vb_q;
158 int ret;
159
160 memset(ctx, 0, sizeof(struct dvb_vb2_ctx));
161 q->type = DVB_BUF_TYPE_CAPTURE;
162 /**capture type*/
163 q->is_output = 0;
164 /**only mmap is supported currently*/
165 q->io_modes = VB2_MMAP;
166 q->drv_priv = ctx;
167 q->buf_struct_size = sizeof(struct dvb_buffer);
168 q->min_buffers_needed = 1;
169 q->ops = &dvb_vb2_qops;
> 170 q->mem_ops = &vb2_vmalloc_memops;
171 q->buf_ops = &dvb_vb2_buf_ops;
172 q->num_buffers = 0;
173 ret = vb2_core_queue_init(q);
174 if (ret) {
175 ctx->state = DVB_VB2_STATE_NONE;
176 dprintk(1, "[%s] errno=%d\n", ctx->name, ret);
177 return ret;
178 }
179
180 mutex_init(&ctx->mutex);
181 spin_lock_init(&ctx->slock);
182 INIT_LIST_HEAD(&ctx->dvb_q);
183
184 strncpy(ctx->name, name, DVB_VB2_NAME_MAX);
185 ctx->nonblocking = nonblocking;
186 ctx->state = DVB_VB2_STATE_INIT;
187
188 dprintk(3, "[%s]\n", ctx->name);
189
190 return 0;
191 }
192
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
Attachment:
.config.gz
Description: application/gzip
