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Be strict about reflinks

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This commit is contained in:
Kamil Trzcinski 2022-04-06 10:02:25 +02:00
parent 6218cd3020
commit 1e44e71503
1 changed files with 8 additions and 2 deletions
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10
hw/buffer_queue.c
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@ -30,10 +30,12 @@ bool buffer_consumed(buffer_t *buf, const char *who)
} }
pthread_mutex_lock(&buffer_lock); pthread_mutex_lock(&buffer_lock);
if (buf->mmap_reflinks > 0) { if (buf->mmap_reflinks == 0) {
buf->mmap_reflinks--; E_LOG_PERROR(buf, "Non symmetric reference counts");
} }
buf->mmap_reflinks--;
if (!buf->enqueued && buf->mmap_reflinks == 0) { if (!buf->enqueued && buf->mmap_reflinks == 0) {
// update used bytes // update used bytes
if (buf->buf_list->do_mplanes) { if (buf->buf_list->do_mplanes) {
@ -171,6 +173,10 @@ buffer_t *buffer_list_dequeue(buffer_list_t *buf_list)
} }
buf->v4l2_buffer.flags = v4l2_buf.flags; buf->v4l2_buffer.flags = v4l2_buf.flags;
if (buf->mmap_reflinks > 0) {
E_LOG_PERROR(buf, "Buffer appears to be enqueued? (links=%d)", buf->mmap_reflinks);
}
buf->enqueued = false; buf->enqueued = false;
buf->mmap_reflinks = 1; buf->mmap_reflinks = 1;
uint64_t enqueued_time_us = get_monotonic_time_us(NULL, NULL) - buf->enqueued_time_us; uint64_t enqueued_time_us = get_monotonic_time_us(NULL, NULL) - buf->enqueued_time_us;