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spinlock: support non-EAL thread

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In non-EAL thread, lcore_id always be LCORE_ID_ANY.
It can't be used as unique id for recursive spinlock.
Then use rte_gettid() to replace it.

Signed-off-by: Cunming Liang <cunming.liang@intel.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
This commit is contained in:
Cunming Liang 2015-02-17 10:08:12 +08:00 committed by Thomas Monjalon
parent fd4a5ce87d
commit ca2e2dab07
2 changed files with 3 additions and 3 deletions
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4
lib/librte_eal/common/include/generic/rte_spinlock.h
View File

@ -179,7 +179,7 @@ static inline void rte_spinlock_recursive_init(rte_spinlock_recursive_t *slr)
*/
static inline void rte_spinlock_recursive_lock(rte_spinlock_recursive_t *slr)
{
int id = rte_lcore_id();
int id = rte_gettid();
if (slr->user != id) {
rte_spinlock_lock(&slr->sl);
@ -212,7 +212,7 @@ static inline void rte_spinlock_recursive_unlock(rte_spinlock_recursive_t *slr)
*/
static inline int rte_spinlock_recursive_trylock(rte_spinlock_recursive_t *slr)
{
int id = rte_lcore_id();
int id = rte_gettid();
if (slr->user != id) {
if (rte_spinlock_trylock(&slr->sl) == 0)

2
lib/librte_eal/common/include/rte_lcore.h
View File

@ -87,7 +87,7 @@ RTE_DECLARE_PER_LCORE(rte_cpuset_t, _cpuset); /**< Per thread "cpuset". */
/**
* Return the ID of the execution unit we are running on.
* @return
* Logical core ID(in EAL thread) or LCORE_ID_ANY(in non-EAL thread)
* Logical core ID (in EAL thread) or LCORE_ID_ANY (in non-EAL thread)
*/
static inline unsigned
rte_lcore_id(void)