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session: fix segment alloc/free worker race
[vpp.git]
/
src
/
vnet
/
session
/
segment_manager.h
diff --git
a/src/vnet/session/segment_manager.h
b/src/vnet/session/segment_manager.h
index
5a3d772
..
8b722a0
100644
(file)
--- a/
src/vnet/session/segment_manager.h
+++ b/
src/vnet/session/segment_manager.h
@@
-102,8
+102,23
@@
segment_manager_t *segment_manager_get (u32 index);
segment_manager_t *segment_manager_get_if_valid (u32 index);
u32 segment_manager_index (segment_manager_t * sm);
segment_manager_t *segment_manager_get_if_valid (u32 index);
u32 segment_manager_index (segment_manager_t * sm);
+/**
+ * Add segment without lock
+ *
+ * @param sm Segment manager
+ * @param segment_size Size of segment to be added
+ * @param notify_app Flag set if app notification requested
+ */
int segment_manager_add_segment (segment_manager_t *sm, uword segment_size,
u8 notify_app);
int segment_manager_add_segment (segment_manager_t *sm, uword segment_size,
u8 notify_app);
+
+/**
+ * Add segment with lock
+ *
+ * @param sm Segment manager
+ * @param segment_size Size of segment to be added
+ * @param flags Flags to be set on segment
+ */
int segment_manager_add_segment2 (segment_manager_t *sm, uword segment_size,
u8 flags);
void segment_manager_del_segment (segment_manager_t * sm,
int segment_manager_add_segment2 (segment_manager_t *sm, uword segment_size,
u8 flags);
void segment_manager_del_segment (segment_manager_t * sm,
@@
-122,7
+137,6
@@
u64 segment_manager_make_segment_handle (u32 segment_manager_index,
u64 segment_manager_segment_handle (segment_manager_t * sm,
fifo_segment_t * segment);
void segment_manager_segment_reader_unlock (segment_manager_t * sm);
u64 segment_manager_segment_handle (segment_manager_t * sm,
fifo_segment_t * segment);
void segment_manager_segment_reader_unlock (segment_manager_t * sm);
-void segment_manager_segment_writer_unlock (segment_manager_t * sm);
int segment_manager_alloc_session_fifos (segment_manager_t * sm,
u32 thread_index,
int segment_manager_alloc_session_fifos (segment_manager_t * sm,
u32 thread_index,