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Fixed bug with self loopback packets in multithreaded environments

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This commit is contained in:
Mark Pizzolato
2011-04-18 16:07:23 -07:00
parent bafbba4df8
commit b577841d03
3 changed files with 27 additions and 4 deletions
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3
sim_ether.h
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@@ -28,6 +28,8 @@
Modification history:
18-Apr-11 MP Fixed race condition with self loopback packets in
multithreaded environments
09-Dec-10 MP Added support to determine if network address conflicts exist
07-Dec-10 MP Reworked DECnet self detection to the more general approach
of loopback self when any Physical Address is being set.
@@ -203,6 +205,7 @@ struct eth_device {
pthread_t reader_thread; /* Reader Thread Id */
pthread_t writer_thread; /* Writer Thread Id */
pthread_mutex_t writer_lock;
pthread_mutex_t self_lock;
pthread_cond_t writer_cond;
struct write_request {
struct write_request *next;