Long running programs can very easily eclipse this 16-bit range, leading
to name collisions and failed DMA region allocations despite there being
plenty of available memory.
Fixes: c9ba2caf6302 ("net/gve/base: add OS-specific implementation")
Cc: [email protected]
Signed-off-by: Joshua Washington <[email protected]>
Reviewed-by: Jasper Tran O'Leary <[email protected]>
---
drivers/net/gve/base/gve_osdep.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/gve/base/gve_osdep.h b/drivers/net/gve/base/gve_osdep.h
index c47ce4da85..55629a0e1a 100644
--- a/drivers/net/gve/base/gve_osdep.h
+++ b/drivers/net/gve/base/gve_osdep.h
@@ -175,14 +175,14 @@ struct gve_dma_mem {
static inline void *
gve_alloc_dma_mem(struct gve_dma_mem *mem, u64 size)
{
- static RTE_ATOMIC(uint16_t) gve_dma_memzone_id;
+ static RTE_ATOMIC(uint64_t) gve_dma_memzone_id;
const struct rte_memzone *mz = NULL;
char z_name[RTE_MEMZONE_NAMESIZE];
if (!mem)
return NULL;
- snprintf(z_name, sizeof(z_name), "gve_dma_%u",
+ snprintf(z_name, sizeof(z_name), "gve_dma_%" PRIu64,
rte_atomic_fetch_add_explicit(&gve_dma_memzone_id, 1,
rte_memory_order_relaxed));
mz = rte_memzone_reserve_aligned(z_name, size, SOCKET_ID_ANY,
RTE_MEMZONE_IOVA_CONTIG,
--
2.55.0.rc0.799.gd6f94ed593-goog
