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-rw-r--r--src/plugins/ioam/analyse/ioam_analyse.h28
-rw-r--r--src/plugins/ioam/analyse/ioam_summary_export.c5
-rw-r--r--src/plugins/ioam/analyse/ip6/node.c30
-rw-r--r--src/plugins/ioam/export-common/ioam_export.h18
-rw-r--r--src/plugins/lb/lb.c18
-rw-r--r--src/plugins/lb/lb.h3
-rw-r--r--src/plugins/map/map.c8
-rw-r--r--src/plugins/map/map.h13
-rwxr-xr-xsrc/vnet/classify/vnet_classify.c14
-rw-r--r--src/vnet/classify/vnet_classify.h2
-rw-r--r--src/vnet/dns/dns.c3
-rw-r--r--src/vnet/dns/dns.h7
-rw-r--r--src/vnet/interface.c7
-rw-r--r--src/vnet/interface.h8
-rw-r--r--src/vnet/ipfix-export/flow_report_classify.c5
-rw-r--r--src/vnet/util/refcount.h16
-rw-r--r--src/vppinfra/lock.h3
17 files changed, 83 insertions, 105 deletions
diff --git a/src/plugins/ioam/analyse/ioam_analyse.h b/src/plugins/ioam/analyse/ioam_analyse.h
index 3aec7a792d8..2a2cc15823f 100644
--- a/src/plugins/ioam/analyse/ioam_analyse.h
+++ b/src/plugins/ioam/analyse/ioam_analyse.h
@@ -22,6 +22,7 @@
#include <ioam/lib-e2e/e2e_util.h>
#include <ioam/lib-trace/trace_util.h>
#include <ioam/lib-trace/trace_config.h>
+#include <vppinfra/lock.h>
#define IOAM_FLOW_TEMPLATE_ID 260
#define IOAM_TRACE_MAX_NODES 10
@@ -123,7 +124,7 @@ typedef struct ioam_analyser_data_t_
struct ioam_analyser_data_t_ *chached_data_list;
/** Lock to since we use this to export the data in other thread. */
- volatile u32 *writer_lock;
+ clib_spinlock_t writer_lock;
} ioam_analyser_data_t;
always_inline f64
@@ -191,8 +192,7 @@ ip6_ioam_analyse_set_paths_down (ioam_analyser_data_t * data)
ioam_path_map_t *path;
u8 k, i;
- while (clib_atomic_test_and_set (data->writer_lock))
- ;
+ clib_spinlock_lock (&data->writer_lock);
trace_data = &data->trace_data;
@@ -208,7 +208,7 @@ ip6_ioam_analyse_set_paths_down (ioam_analyser_data_t * data)
for (k = 0; k < trace_record->num_nodes; k++)
path[k].state_up = 0;
}
- clib_atomic_release (data->writer_lock);
+ clib_spinlock_unlock (&data->writer_lock);
}
always_inline void
@@ -225,8 +225,7 @@ ip6_ioam_analyse_hbh_trace_loopback (ioam_analyser_data_t * data,
u16 size_of_traceopt_per_node;
u16 size_of_all_traceopts;
- while (clib_atomic_test_and_set (data->writer_lock))
- ;
+ clib_spinlock_lock (&data->writer_lock);
trace_data = &data->trace_data;
@@ -277,7 +276,7 @@ ip6_ioam_analyse_hbh_trace_loopback (ioam_analyser_data_t * data,
}
}
end:
- clib_atomic_release (data->writer_lock);
+ clib_spinlock_unlock (&data->writer_lock);
}
always_inline int
@@ -295,8 +294,7 @@ ip6_ioam_analyse_hbh_trace (ioam_analyser_data_t * data,
ioam_path_map_t *path = NULL;
ioam_analyse_trace_record *trace_record;
- while (clib_atomic_test_and_set (data->writer_lock))
- ;
+ clib_spinlock_lock (&data->writer_lock);
trace_data = &data->trace_data;
@@ -409,7 +407,7 @@ found_match:
(u32) ((sum + delay) / (data->seqno_data.rx_packets + 1));
}
DONE:
- clib_atomic_release (data->writer_lock);
+ clib_spinlock_unlock (&data->writer_lock);
return 0;
}
@@ -417,13 +415,12 @@ always_inline int
ip6_ioam_analyse_hbh_e2e (ioam_analyser_data_t * data,
ioam_e2e_packet_t * e2e, u16 len)
{
- while (clib_atomic_test_and_set (data->writer_lock))
- ;
+ clib_spinlock_lock (&data->writer_lock);
ioam_analyze_seqno (&data->seqno_data,
(u64) clib_net_to_host_u32 (e2e->e2e_data));
- clib_atomic_release (data->writer_lock);
+ clib_spinlock_unlock (&data->writer_lock);
return 0;
}
@@ -509,10 +506,7 @@ ioam_analyse_init_data (ioam_analyser_data_t * data)
* get extended in future to maintain history of data */
vec_validate_aligned (data->chached_data_list, 0, CLIB_CACHE_LINE_BYTES);
- data->writer_lock = clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES,
- CLIB_CACHE_LINE_BYTES);
-
- clib_atomic_release (data->writer_lock);
+ clib_spinlock_init (&data->writer_lock);
trace_data = &(data->trace_data);
for (j = 0; j < IOAM_MAX_PATHS_PER_FLOW; j++)
diff --git a/src/plugins/ioam/analyse/ioam_summary_export.c b/src/plugins/ioam/analyse/ioam_summary_export.c
index 4851491012b..12907d8c54b 100644
--- a/src/plugins/ioam/analyse/ioam_summary_export.c
+++ b/src/plugins/ioam/analyse/ioam_summary_export.c
@@ -150,8 +150,7 @@ ioam_analyse_add_ipfix_record (flow_report_t * fr,
ip6_address_t * src, ip6_address_t * dst,
u16 src_port, u16 dst_port)
{
- while (clib_atomic_test_and_set (record->writer_lock))
- ;
+ clib_spinlock_lock (&record->writer_lock);
int field_index = 0;
u16 tmp;
@@ -259,7 +258,7 @@ ioam_analyse_add_ipfix_record (flow_report_t * fr,
*(record->chached_data_list) = *record;
record->chached_data_list->chached_data_list = NULL;
- clib_atomic_release (record->writer_lock);
+ clib_spinlock_unlock (&record->writer_lock);
return offset;
}
diff --git a/src/plugins/ioam/analyse/ip6/node.c b/src/plugins/ioam/analyse/ip6/node.c
index 7a8d71de93b..2568e305b39 100644
--- a/src/plugins/ioam/analyse/ip6/node.c
+++ b/src/plugins/ioam/analyse/ip6/node.c
@@ -256,17 +256,15 @@ ip6_ioam_analyse_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
data0 = ioam_analyse_get_data_from_flow_id (flow_id0);
data1 = ioam_analyse_get_data_from_flow_id (flow_id1);
- while (clib_atomic_test_and_set (data0->writer_lock))
- ;
+ clib_spinlock_lock (&data0->writer_lock);
data0->pkt_counter++;
data0->bytes_counter += p_len0;
- clib_atomic_release (data0->writer_lock);
+ clib_spinlock_unlock (&data0->writer_lock);
- while (clib_atomic_test_and_set (data1->writer_lock))
- ;
+ clib_spinlock_lock (&data1->writer_lock);
data1->pkt_counter++;
data1->bytes_counter += p_len1;
- clib_atomic_release (data1->writer_lock);
+ clib_spinlock_unlock (&data1->writer_lock);
}
else if (error0 == 0)
{
@@ -274,11 +272,10 @@ ip6_ioam_analyse_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
pkts_failed++;
data0 = ioam_analyse_get_data_from_flow_id (flow_id0);
- while (clib_atomic_test_and_set (data0->writer_lock))
- ;
+ clib_spinlock_lock (&data0->writer_lock);
data0->pkt_counter++;
data0->bytes_counter += p_len0;
- clib_atomic_release (data0->writer_lock);
+ clib_spinlock_unlock (&data0->writer_lock);
}
else if (error1 == 0)
{
@@ -286,11 +283,10 @@ ip6_ioam_analyse_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
pkts_failed++;
data1 = ioam_analyse_get_data_from_flow_id (flow_id1);
- while (clib_atomic_test_and_set (data1->writer_lock))
- ;
+ clib_spinlock_lock (&data1->writer_lock);
data1->pkt_counter++;
data1->bytes_counter += p_len1;
- clib_atomic_release (data1->writer_lock);
+ clib_spinlock_unlock (&data1->writer_lock);
}
else
pkts_failed += 2;
@@ -327,12 +323,11 @@ ip6_ioam_analyse_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
{
pkts_analysed++;
data0 = ioam_analyse_get_data_from_flow_id (flow_id0);
- while (clib_atomic_test_and_set (data0->writer_lock))
- ;
+ clib_spinlock_lock (&data0->writer_lock);
data0->pkt_counter++;
data0->bytes_counter +=
clib_net_to_host_u16 (ip60->payload_length);
- clib_atomic_release (data0->writer_lock);
+ clib_spinlock_unlock (&data0->writer_lock);
}
else
pkts_failed++;
@@ -393,13 +388,12 @@ ip6_ioam_analyse_hbh_pot (u32 flow_id, ip6_hop_by_hop_option_t * opt0,
pot_profile = pot_profile_get_active ();
ret = pot_validate (pot_profile, cumulative, random);
- while (clib_atomic_test_and_set (data->writer_lock))
- ;
+ clib_spinlock_lock (&data->writer_lock);
(0 == ret) ? (data->pot_data.sfc_validated_count++) :
(data->pot_data.sfc_invalidated_count++);
- clib_atomic_release (data->writer_lock);
+ clib_spinlock_unlock (&data->writer_lock);
return 0;
}
diff --git a/src/plugins/ioam/export-common/ioam_export.h b/src/plugins/ioam/export-common/ioam_export.h
index 672576ebded..b1bca9bf91f 100644
--- a/src/plugins/ioam/export-common/ioam_export.h
+++ b/src/plugins/ioam/export-common/ioam_export.h
@@ -28,6 +28,7 @@
#include <vppinfra/hash.h>
#include <vppinfra/error.h>
#include <vppinfra/elog.h>
+#include <vppinfra/lock.h>
#include <vlib/threads.h>
@@ -62,7 +63,7 @@ typedef struct
/* Vector of per thread ioam_export_buffer_t to buffer pool index */
u32 *buffer_per_thread;
/* Lock per thread to swap buffers between worker and timer process */
- volatile u32 **lockp;
+ clib_spinlock_t *lockp;
/* time scale transform */
u32 unix_time_0;
@@ -194,9 +195,7 @@ ioam_export_thread_buffer_init (ioam_export_main_t * em, vlib_main_t * vm)
ioam_export_thread_buffer_free (em);
return (-2);
}
- em->lockp[i] = clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES,
- CLIB_CACHE_LINE_BYTES);
- clib_memset ((void *) em->lockp[i], 0, CLIB_CACHE_LINE_BYTES);
+ clib_spinlock_init (&em->lockp[i]);
}
return (1);
}
@@ -404,7 +403,7 @@ ioam_export_process_common (ioam_export_main_t * em, vlib_main_t * vm,
for (i = 0; i < vec_len (em->buffer_per_thread); i++)
{
/* If the worker thread is processing export records ignore further checks */
- if (*em->lockp[i] == 1)
+ if (CLIB_SPINLOCK_IS_LOCKED (&em->lockp[i]))
continue;
eb = pool_elt_at_index (em->buffer_pool, em->buffer_per_thread[i]);
if (eb->records_in_this_buffer > 0
@@ -436,11 +435,10 @@ ioam_export_process_common (ioam_export_main_t * em, vlib_main_t * vm,
*/
for (i = 0; i < vec_len (thread_index); i++)
{
- while (clib_atomic_test_and_set (em->lockp[thread_index[i]]))
- ;
+ clib_spinlock_lock (&em->lockp[thread_index[i]]);
em->buffer_per_thread[thread_index[i]] =
vec_pop (vec_buffer_indices);
- clib_atomic_release (em->lockp[thread_index[i]]);
+ clib_spinlock_unlock (&em->lockp[thread_index[i]]);
}
/* Send the buffers */
@@ -479,7 +477,7 @@ do { \
from = vlib_frame_vector_args (F); \
n_left_from = (F)->n_vectors; \
next_index = (N)->cached_next_index; \
- while (clib_atomic_test_and_set ((EM)->lockp[(VM)->thread_index])); \
+ clib_spinlock_lock (&(EM)->lockp[(VM)->thread_index]); \
my_buf = ioam_export_get_my_buffer (EM, (VM)->thread_index); \
my_buf->touched_at = vlib_time_now (VM); \
while (n_left_from > 0) \
@@ -622,7 +620,7 @@ do { \
} \
vlib_node_increment_counter (VM, export_node.index, \
EXPORT_ERROR_RECORDED, pkts_recorded); \
- *(EM)->lockp[(VM)->thread_index] = 0; \
+ clib_spinlock_unlock (&(EM)->lockp[(VM)->thread_index]); \
} while(0)
#endif /* __included_ioam_export_h__ */
diff --git a/src/plugins/lb/lb.c b/src/plugins/lb/lb.c
index 75ca40f5f00..3ac2b284ea6 100644
--- a/src/plugins/lb/lb.c
+++ b/src/plugins/lb/lb.c
@@ -18,6 +18,7 @@
#include <vpp/app/version.h>
#include <vnet/api_errno.h>
#include <vnet/udp/udp.h>
+#include <vppinfra/lock.h>
//GC runs at most once every so many seconds
#define LB_GARBAGE_RUN 60
@@ -27,8 +28,8 @@
lb_main_t lb_main;
-#define lb_get_writer_lock() do {} while(clib_atomic_test_and_set (lb_main.writer_lock))
-#define lb_put_writer_lock() clib_atomic_release (lb_main.writer_lock)
+#define lb_get_writer_lock() clib_spinlock_lock (&lb_main.writer_lock)
+#define lb_put_writer_lock() clib_spinlock_unlock (&lb_main.writer_lock)
static void lb_as_stack (lb_as_t *as);
@@ -289,7 +290,7 @@ static void lb_vip_garbage_collection(lb_vip_t *vip)
lb_snat6_key_t m_key6;
clib_bihash_kv_24_8_t kv6, value6;
lb_snat_mapping_t *m = 0;
- ASSERT (lbm->writer_lock[0]);
+ CLIB_SPINLOCK_ASSERT_LOCKED (&lbm->writer_lock);
u32 now = (u32) vlib_time_now(vlib_get_main());
if (!clib_u32_loop_gt(now, vip->last_garbage_collection + LB_GARBAGE_RUN))
@@ -384,7 +385,7 @@ static void lb_vip_update_new_flow_table(lb_vip_t *vip)
lb_as_t *as;
lb_pseudorand_t *pr, *sort_arr = 0;
- ASSERT (lbm->writer_lock[0]); //We must have the lock
+ CLIB_SPINLOCK_ASSERT_LOCKED (&lbm->writer_lock); // We must have the lock
//Check if some AS is configured or not
i = 0;
@@ -496,7 +497,8 @@ int lb_vip_port_find_index(ip46_address_t *prefix, u8 plen,
{
lb_main_t *lbm = &lb_main;
lb_vip_t *vip;
- ASSERT (lbm->writer_lock[0]); //This must be called with the lock owned
+ /* This must be called with the lock owned */
+ CLIB_SPINLOCK_ASSERT_LOCKED (&lbm->writer_lock);
ip46_prefix_normalize(prefix, plen);
pool_foreach(vip, lbm->vips, {
if ((vip->flags & LB_AS_FLAGS_USED) &&
@@ -560,7 +562,8 @@ int lb_vip_find_index(ip46_address_t *prefix, u8 plen, u8 protocol,
static int lb_as_find_index_vip(lb_vip_t *vip, ip46_address_t *address, u32 *as_index)
{
lb_main_t *lbm = &lb_main;
- ASSERT (lbm->writer_lock[0]); //This must be called with the lock owned
+ /* This must be called with the lock owned */
+ CLIB_SPINLOCK_ASSERT_LOCKED (&lbm->writer_lock);
lb_as_t *as;
u32 *asi;
pool_foreach(asi, vip->as_indexes, {
@@ -1384,8 +1387,7 @@ lb_init (vlib_main_t * vm)
lbm->per_cpu = 0;
vec_validate(lbm->per_cpu, tm->n_vlib_mains - 1);
- lbm->writer_lock = clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES, CLIB_CACHE_LINE_BYTES);
- lbm->writer_lock[0] = 0;
+ clib_spinlock_init (&lbm->writer_lock);
lbm->per_cpu_sticky_buckets = LB_DEFAULT_PER_CPU_STICKY_BUCKETS;
lbm->flow_timeout = LB_DEFAULT_FLOW_TIMEOUT;
lbm->ip4_src_address.as_u32 = 0xffffffff;
diff --git a/src/plugins/lb/lb.h b/src/plugins/lb/lb.h
index d09ac632be6..9899eab1fc8 100644
--- a/src/plugins/lb/lb.h
+++ b/src/plugins/lb/lb.h
@@ -41,6 +41,7 @@
#include <vppinfra/bihash_8_8.h>
#include <vppinfra/bihash_24_8.h>
#include <lb/lbhash.h>
+#include <vppinfra/lock.h>
#define LB_DEFAULT_PER_CPU_STICKY_BUCKETS 1 << 10
#define LB_DEFAULT_FLOW_TIMEOUT 40
@@ -561,7 +562,7 @@ typedef struct {
*/
u16 msg_id_base;
- volatile u32 *writer_lock;
+ clib_spinlock_t writer_lock;
/* convenience */
vlib_main_t *vlib_main;
diff --git a/src/plugins/map/map.c b/src/plugins/map/map.c
index 2f036da7ebc..6ec9e72b413 100644
--- a/src/plugins/map/map.c
+++ b/src/plugins/map/map.c
@@ -2265,9 +2265,7 @@ map_init (vlib_main_t * vm)
/* IP4 virtual reassembly */
mm->ip4_reass_hash_table = 0;
mm->ip4_reass_pool = 0;
- mm->ip4_reass_lock =
- clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES, CLIB_CACHE_LINE_BYTES);
- *mm->ip4_reass_lock = 0;
+ clib_spinlock_init (&mm->ip4_reass_lock);
mm->ip4_reass_conf_ht_ratio = MAP_IP4_REASS_HT_RATIO_DEFAULT;
mm->ip4_reass_conf_lifetime_ms = MAP_IP4_REASS_LIFETIME_DEFAULT;
mm->ip4_reass_conf_pool_size = MAP_IP4_REASS_POOL_SIZE_DEFAULT;
@@ -2281,9 +2279,7 @@ map_init (vlib_main_t * vm)
/* IP6 virtual reassembly */
mm->ip6_reass_hash_table = 0;
mm->ip6_reass_pool = 0;
- mm->ip6_reass_lock =
- clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES, CLIB_CACHE_LINE_BYTES);
- *mm->ip6_reass_lock = 0;
+ clib_spinlock_init (&mm->ip6_reass_lock);
mm->ip6_reass_conf_ht_ratio = MAP_IP6_REASS_HT_RATIO_DEFAULT;
mm->ip6_reass_conf_lifetime_ms = MAP_IP6_REASS_LIFETIME_DEFAULT;
mm->ip6_reass_conf_pool_size = MAP_IP6_REASS_POOL_SIZE_DEFAULT;
diff --git a/src/plugins/map/map.h b/src/plugins/map/map.h
index 6dc5232bf43..a65a16a06d5 100644
--- a/src/plugins/map/map.h
+++ b/src/plugins/map/map.h
@@ -306,7 +306,7 @@ typedef struct {
u16 ip4_reass_allocated;
u16 *ip4_reass_hash_table;
u16 ip4_reass_fifo_last;
- volatile u32 *ip4_reass_lock;
+ clib_spinlock_t ip4_reass_lock;
/* Counters */
u32 ip4_reass_buffered_counter;
@@ -329,7 +329,7 @@ typedef struct {
u16 ip6_reass_allocated;
u16 *ip6_reass_hash_table;
u16 ip6_reass_fifo_last;
- volatile u32 *ip6_reass_lock;
+ clib_spinlock_t ip6_reass_lock;
/* Counters */
u32 ip6_reass_buffered_counter;
@@ -502,8 +502,8 @@ map_ip4_reass_get(u32 src, u32 dst, u16 fragment_id,
void
map_ip4_reass_free(map_ip4_reass_t *r, u32 **pi_to_drop);
-#define map_ip4_reass_lock() while (clib_atomic_test_and_set (map_main.ip4_reass_lock)) { CLIB_PAUSE (); }
-#define map_ip4_reass_unlock() clib_atomic_release (map_main.ip4_reass_lock)
+#define map_ip4_reass_lock() clib_spinlock_lock (&map_main.ip4_reass_lock)
+#define map_ip4_reass_unlock() clib_spinlock_unlock (&map_main.ip4_reass_lock)
static_always_inline void
map_ip4_reass_get_fragments(map_ip4_reass_t *r, u32 **pi)
@@ -527,8 +527,8 @@ map_ip6_reass_get(ip6_address_t *src, ip6_address_t *dst, u32 fragment_id,
void
map_ip6_reass_free(map_ip6_reass_t *r, u32 **pi_to_drop);
-#define map_ip6_reass_lock() while (clib_atomic_test_and_set (map_main.ip6_reass_lock)) { CLIB_PAUSE (); }
-#define map_ip6_reass_unlock() clib_atomic_release (map_main.ip6_reass_lock)
+#define map_ip6_reass_lock() clib_spinlock_lock (&map_main.ip6_reass_lock)
+#define map_ip6_reass_unlock() clib_spinlock_unlock (&map_main.ip6_reass_lock)
int
map_ip6_reass_add_fragment(map_ip6_reass_t *r, u32 pi,
@@ -589,6 +589,7 @@ map_domain_counter_lock (map_main_t *mm)
while (clib_atomic_test_and_set (mm->counter_lock))
/* zzzz */ ;
}
+
static inline void
map_domain_counter_unlock (map_main_t *mm)
{
diff --git a/src/vnet/classify/vnet_classify.c b/src/vnet/classify/vnet_classify.c
index f5e49491b25..b807a2679a7 100755
--- a/src/vnet/classify/vnet_classify.c
+++ b/src/vnet/classify/vnet_classify.c
@@ -152,10 +152,7 @@ vnet_classify_new_table (vnet_classify_main_t * cm,
vec_validate_aligned (t->buckets, nbuckets - 1, CLIB_CACHE_LINE_BYTES);
oldheap = clib_mem_set_heap (t->mheap);
- t->writer_lock = clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES,
- CLIB_CACHE_LINE_BYTES);
- t->writer_lock[0] = 0;
-
+ clib_spinlock_init (&t->writer_lock);
clib_mem_set_heap (oldheap);
return (t);
}
@@ -193,7 +190,7 @@ vnet_classify_entry_alloc (vnet_classify_table_t * t, u32 log2_pages)
u32 required_length;
void *oldheap;
- ASSERT (t->writer_lock[0]);
+ CLIB_SPINLOCK_ASSERT_LOCKED (&t->writer_lock);
required_length =
(sizeof (vnet_classify_entry_t) + (t->match_n_vectors * sizeof (u32x4)))
* t->entries_per_page * (1 << log2_pages);
@@ -222,7 +219,7 @@ static void
vnet_classify_entry_free (vnet_classify_table_t * t,
vnet_classify_entry_t * v, u32 log2_pages)
{
- ASSERT (t->writer_lock[0]);
+ CLIB_SPINLOCK_ASSERT_LOCKED (&t->writer_lock);
ASSERT (vec_len (t->freelists) > log2_pages);
@@ -447,8 +444,7 @@ vnet_classify_add_del (vnet_classify_table_t * t,
hash >>= t->log2_nbuckets;
- while (clib_atomic_test_and_set (t->writer_lock))
- CLIB_PAUSE ();
+ clib_spinlock_lock (&t->writer_lock);
/* First elt in the bucket? */
if (b->offset == 0)
@@ -640,7 +636,7 @@ expand_ok:
vnet_classify_entry_free (t, v, old_log2_pages);
unlock:
- clib_atomic_release (&t->writer_lock[0]);
+ clib_spinlock_unlock (&t->writer_lock);
return rv;
}
diff --git a/src/vnet/classify/vnet_classify.h b/src/vnet/classify/vnet_classify.h
index 2bc1224c72e..986e0a68674 100644
--- a/src/vnet/classify/vnet_classify.h
+++ b/src/vnet/classify/vnet_classify.h
@@ -187,7 +187,7 @@ typedef struct
void *mheap;
/* Writer (only) lock for this table */
- volatile u32 *writer_lock;
+ clib_spinlock_t writer_lock;
} vnet_classify_table_t;
diff --git a/src/vnet/dns/dns.c b/src/vnet/dns/dns.c
index bae6cb4911e..471728b8bb7 100644
--- a/src/vnet/dns/dns.c
+++ b/src/vnet/dns/dns.c
@@ -103,8 +103,7 @@ dns_enable_disable (dns_main_t * dm, int is_enable)
if (dm->cache_entry_by_name == 0)
{
if (n_vlib_mains > 1)
- dm->cache_lock = clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES,
- CLIB_CACHE_LINE_BYTES);
+ clib_spinlock_init (&dm->cache_lock);
dm->cache_entry_by_name = hash_create_string (0, sizeof (uword));
}
diff --git a/src/vnet/dns/dns.h b/src/vnet/dns/dns.h
index d5029e521d6..494ac672096 100644
--- a/src/vnet/dns/dns.h
+++ b/src/vnet/dns/dns.h
@@ -97,7 +97,7 @@ typedef struct
/** Find cached record by name */
uword *cache_entry_by_name;
- uword *cache_lock;
+ clib_spinlock_t cache_lock;
/** enable / disable flag */
int is_enabled;
@@ -196,8 +196,7 @@ dns_cache_lock (dns_main_t * dm)
{
if (dm->cache_lock)
{
- while (clib_atomic_test_and_set (dm->cache_lock))
- CLIB_PAUSE ();
+ clib_spinlock_lock (&dm->cache_lock);
}
}
@@ -206,7 +205,7 @@ dns_cache_unlock (dns_main_t * dm)
{
if (dm->cache_lock)
{
- clib_atomic_release (dm->cache_lock);
+ clib_spinlock_unlock (&dm->cache_lock);
}
}
diff --git a/src/vnet/interface.c b/src/vnet/interface.c
index 1702cdc00d1..889ba50cc7a 100644
--- a/src/vnet/interface.c
+++ b/src/vnet/interface.c
@@ -1269,9 +1269,8 @@ vnet_interface_init (vlib_main_t * vm)
sizeof (b->opaque), sizeof (vnet_buffer_opaque_t));
}
- im->sw_if_counter_lock = clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES,
- CLIB_CACHE_LINE_BYTES);
- im->sw_if_counter_lock[0] = 1; /* should be no need */
+ clib_spinlock_init (&im->sw_if_counter_lock);
+ clib_spinlock_lock (&im->sw_if_counter_lock); /* should be no need */
vec_validate (im->sw_if_counters, VNET_N_SIMPLE_INTERFACE_COUNTER - 1);
#define _(E,n,p) \
@@ -1286,7 +1285,7 @@ vnet_interface_init (vlib_main_t * vm)
im->combined_sw_if_counters[VNET_INTERFACE_COUNTER_##E].stat_segment_name = "/" #p "/" #n;
foreach_combined_interface_counter_name
#undef _
- im->sw_if_counter_lock[0] = 0;
+ clib_spinlock_unlock (&im->sw_if_counter_lock);
im->device_class_by_name = hash_create_string ( /* size */ 0,
sizeof (uword));
diff --git a/src/vnet/interface.h b/src/vnet/interface.h
index c6400ce6978..d3065dc2a9f 100644
--- a/src/vnet/interface.h
+++ b/src/vnet/interface.h
@@ -43,6 +43,7 @@
#include <vlib/vlib.h>
#include <vppinfra/pcap.h>
#include <vnet/l3_types.h>
+#include <vppinfra/lock.h>
struct vnet_main_t;
struct vnet_hw_interface_t;
@@ -836,7 +837,7 @@ typedef struct
/* Software interface counters both simple and combined
packet and byte counters. */
- volatile u32 *sw_if_counter_lock;
+ clib_spinlock_t sw_if_counter_lock;
vlib_simple_counter_main_t *sw_if_counters;
vlib_combined_counter_main_t *combined_sw_if_counters;
@@ -868,15 +869,14 @@ static inline void
vnet_interface_counter_lock (vnet_interface_main_t * im)
{
if (im->sw_if_counter_lock)
- while (clib_atomic_test_and_set (im->sw_if_counter_lock))
- /* zzzz */ ;
+ clib_spinlock_lock (&im->sw_if_counter_lock);
}
static inline void
vnet_interface_counter_unlock (vnet_interface_main_t * im)
{
if (im->sw_if_counter_lock)
- clib_atomic_release (im->sw_if_counter_lock);
+ clib_spinlock_unlock (&im->sw_if_counter_lock);
}
void vnet_pcap_drop_trace_filter_add_del (u32 error_index, int is_add);
diff --git a/src/vnet/ipfix-export/flow_report_classify.c b/src/vnet/ipfix-export/flow_report_classify.c
index 6bddb1407fe..15118f9cfaa 100644
--- a/src/vnet/ipfix-export/flow_report_classify.c
+++ b/src/vnet/ipfix-export/flow_report_classify.c
@@ -197,8 +197,7 @@ ipfix_classify_send_flows (flow_report_main_t * frm,
t = pool_elt_at_index (vcm->tables, table->classify_table_index);
- while (clib_atomic_test_and_set (t->writer_lock))
- ;
+ clib_spinlock_lock (&t->writer_lock);
for (i = 0; i < t->nbuckets; i++)
{
@@ -385,7 +384,7 @@ flush:
bi0 = ~0;
}
- clib_atomic_release (t->writer_lock);
+ clib_spinlock_unlock (&t->writer_lock);
return f;
}
diff --git a/src/vnet/util/refcount.h b/src/vnet/util/refcount.h
index 873ab6def69..4c7d7bdbdd5 100644
--- a/src/vnet/util/refcount.h
+++ b/src/vnet/util/refcount.h
@@ -30,6 +30,7 @@
*/
#include <vnet/vnet.h>
+#include <vppinfra/lock.h>
/*
* Reference counting
@@ -41,7 +42,7 @@
*/
typedef struct {
u32 *counters;
- volatile u32 *counter_lock;
+ clib_spinlock_t counter_lock;
CLIB_CACHE_LINE_ALIGN_MARK(o);
} vlib_refcount_per_cpu_t;
@@ -50,16 +51,15 @@ typedef struct {
} vlib_refcount_t;
static_always_inline
-void vlib_refcount_lock (volatile u32 *counter_lock)
+void vlib_refcount_lock (clib_spinlock_t counter_lock)
{
- while (clib_atomic_test_and_set (counter_lock))
- ;
+ clib_spinlock_lock (&counter_lock);
}
static_always_inline
-void vlib_refcount_unlock (volatile u32 *counter_lock)
+void vlib_refcount_unlock (clib_spinlock_t counter_lock)
{
- clib_atomic_release(counter_lock);
+ clib_spinlock_unlock (&counter_lock);
}
void __vlib_refcount_resize(vlib_refcount_per_cpu_t *per_cpu, u32 size);
@@ -86,9 +86,7 @@ void vlib_refcount_init(vlib_refcount_t *r)
for (thread_index = 0; thread_index < tm->n_vlib_mains; thread_index++)
{
- r->per_cpu[thread_index].counter_lock =
- clib_mem_alloc_aligned(CLIB_CACHE_LINE_BYTES,CLIB_CACHE_LINE_BYTES);
- r->per_cpu[thread_index].counter_lock[0] = 0;
+ clib_spinlock_init (&r->per_cpu[thread_index].counter_lock);
}
}
diff --git a/src/vppinfra/lock.h b/src/vppinfra/lock.h
index 59ab0e33c51..cc6a7f086b1 100644
--- a/src/vppinfra/lock.h
+++ b/src/vppinfra/lock.h
@@ -42,6 +42,9 @@ do { \
#define CLIB_LOCK_DBG_CLEAR(_p)
#endif
+#define CLIB_SPINLOCK_IS_LOCKED(_p) (*(_p))->lock
+#define CLIB_SPINLOCK_ASSERT_LOCKED(_p) ASSERT(CLIB_SPINLOCK_IS_LOCKED((_p)))
+
typedef struct
{
CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);