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db47/db47-4.7.25-self_deadlock_fix.patch

72 lines
2.2 KiB
Diff

Index: lock/lock.c
===================================================================
RCS file: /a/CVSROOT/db/lock/lock.c,v
retrieving revision 12.61
diff -c -r12.61 lock.c
*** lock/lock.c 22 Jul 2008 12:08:53 -0000 12.61
--- lock/lock.c 19 Aug 2008 17:28:24 -0000
***************
*** 1278,1287 ****
SH_TAILQ_REMOVE(
&lt->obj_tab[obj_ndx], sh_obj, links, __db_lockobj);
if (sh_obj->lockobj.size > sizeof(sh_obj->objdata)) {
! LOCK_REGION_LOCK(env);
__env_alloc_free(&lt->reginfo,
SH_DBT_PTR(&sh_obj->lockobj));
! LOCK_REGION_UNLOCK(env);
}
SH_TAILQ_INSERT_HEAD(
&FREE_OBJS(lt, part_id), sh_obj, links, __db_lockobj);
--- 1278,1289 ----
SH_TAILQ_REMOVE(
&lt->obj_tab[obj_ndx], sh_obj, links, __db_lockobj);
if (sh_obj->lockobj.size > sizeof(sh_obj->objdata)) {
! if (region->part_t_size != 1)
! LOCK_REGION_LOCK(env);
__env_alloc_free(&lt->reginfo,
SH_DBT_PTR(&sh_obj->lockobj));
! if (region->part_t_size != 1)
! LOCK_REGION_UNLOCK(env);
}
SH_TAILQ_INSERT_HEAD(
&FREE_OBJS(lt, part_id), sh_obj, links, __db_lockobj);
***************
*** 1470,1484 ****
if (obj->size <= sizeof(sh_obj->objdata))
p = sh_obj->objdata;
else {
! LOCK_REGION_LOCK(env);
if ((ret =
__env_alloc(&lt->reginfo, obj->size, &p)) != 0) {
__db_errx(env,
"No space for lock object storage");
! LOCK_REGION_UNLOCK(env);
goto err;
}
! LOCK_REGION_UNLOCK(env);
}
memcpy(p, obj->data, obj->size);
--- 1472,1492 ----
if (obj->size <= sizeof(sh_obj->objdata))
p = sh_obj->objdata;
else {
! /*
! * If we have only one partition, the region is locked.
! */
! if (region->part_t_size != 1)
! LOCK_REGION_LOCK(env);
if ((ret =
__env_alloc(&lt->reginfo, obj->size, &p)) != 0) {
__db_errx(env,
"No space for lock object storage");
! if (region->part_t_size != 1)
! LOCK_REGION_UNLOCK(env);
goto err;
}
! if (region->part_t_size != 1)
! LOCK_REGION_UNLOCK(env);
}
memcpy(p, obj->data, obj->size);