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MINOR: threads: set the tid, ltid and their bit in thread_cfg

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This will be a convenient way to communicate the thread ID and its
local ID in the group, as well as their respective bits when creating
the threads or when only a pointer is given.
This commit is contained in:
Willy Tarreau 2021-09-28 08:53:11 +02:00
parent 6eee85f887
commit cc7a11ee3b
2 changed files with 10 additions and 0 deletions
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2
include/haproxy/tinfo-t.h
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@ -60,6 +60,8 @@ struct tgroup_info {
*/ */
struct thread_info { struct thread_info {
const struct tgroup_info *tg; /* config of the thread-group this thread belongs to */ const struct tgroup_info *tg; /* config of the thread-group this thread belongs to */
uint tid, ltid; /* process-wide and group-wide thread ID (start at 0) */
ulong tid_bit, ltid_bit; /* bit masks for the tid/ltid */
/* pad to cache line (64B) */ /* pad to cache line (64B) */
char __pad[0]; /* unused except to check remaining room */ char __pad[0]; /* unused except to check remaining room */

8
src/thread.c
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@ -1075,6 +1075,14 @@ int thread_map_to_groups()
return -1; return -1;
} }
for (t = 0; t < global.nbthread; t++) {
ha_thread_info[t].tid = t;
ha_thread_info[t].ltid = t - ha_thread_info[t].tg->base;
ha_thread_info[t].tid_bit = 1UL << ha_thread_info[t].tid;
ha_thread_info[t].ltid_bit = 1UL << ha_thread_info[t].ltid;
}
return 0; return 0;
} }