int fds[2];
int result;
- ltt_buf->commit_count =
- zmalloc(sizeof(ltt_buf->commit_count) * n_subbufs);
- if (!ltt_buf->commit_count)
- return -ENOMEM;
+//ust// ltt_buf->commit_count =
+//ust// zmalloc(sizeof(ltt_buf->commit_count) * n_subbufs);
+//ust// if (!ltt_buf->commit_count)
+//ust// return -ENOMEM;
kref_get(&trace->kref);
kref_get(&trace->ltt_transport_kref);
kref_get(<t_chan->kref);
kref_put(<t_chan->trace->ltt_transport_kref,
ltt_release_transport);
ltt_relay_print_buffer_errors(ltt_chan);
- kfree(ltt_buf->commit_count);
- ltt_buf->commit_count = NULL;
+//ust// kfree(ltt_buf->commit_count);
+//ust// ltt_buf->commit_count = NULL;
kref_put(<t_chan->kref, ltt_relay_release_channel);
kref_put(&trace->kref, ltt_release_trace);
//ust// wake_up_interruptible(&trace->kref_wq);
int result;
/* Get one page */
+ /* FIXME: increase size if we have a commit_count array that overflows the page */
size_t size = PAGE_ALIGN(1);
result = ltt_chan->buf_shmid = shmget(getpid(), size, IPC_CREAT | IPC_EXCL | 0700);
* sub-buffer before this code gets executed, caution. The commit makes sure
* that this code is executed before the deliver of this sub-buffer.
*/
-static inline void ltt_reserve_switch_new_subbuf(
+static /*inline*/ void ltt_reserve_switch_new_subbuf(
struct ltt_channel_struct *ltt_channel,
struct ltt_channel_buf_struct *ltt_buf, struct rchan *rchan,
struct rchan_buf *buf,
* fill the subbuffer completely (so the subbuf index stays in the previous
* subbuffer).
*/
-#ifdef CONFIG_LTT_VMCORE
-static inline void ltt_write_commit_counter(struct rchan_buf *buf,
+//ust// #ifdef CONFIG_LTT_VMCORE
+static /*inline*/ void ltt_write_commit_counter(struct rchan_buf *buf,
long buf_offset, size_t slot_size)
{
struct ltt_channel_struct *ltt_channel =
(struct ltt_channel_struct *)buf->chan->private_data;
- struct ltt_channel_buf_struct *ltt_buf =
- percpu_ptr(ltt_channel->buf, buf->cpu);
+ struct ltt_channel_buf_struct *ltt_buf = ltt_channel->buf;
struct ltt_subbuffer_header *header;
long offset, subbuf_idx, commit_count;
uint32_t lost_old, lost_new;
}
}
}
-#else
-static inline void ltt_write_commit_counter(struct rchan_buf *buf,
- long buf_offset, size_t slot_size)
-{
-}
-#endif
+//ust// #else
+//ust// static inline void ltt_write_commit_counter(struct rchan_buf *buf,
+//ust// long buf_offset, size_t slot_size)
+//ust// {
+//ust// }
+//ust// #endif
/*
* Atomic unordered slot commit. Increments the commit count in the
* ltt buffers from vmcore, after crash.
*/
ltt_write_commit_counter(buf, buf_offset, slot_size);
+
+ DBG("commited slot. now commit count is %ld", commit_count);
}
/*