Change the CXPLAT LARGE IO BUFFER SIZE to 0xFFE3 on unix platforms. (#…

…4556)
microsoft · Sep 24, 2024 · 44ff05a · 44ff05a
1 parent d3fbd9c
commit 44ff05a
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/platform/datapath_epoll.c b/src/platform/datapath_epoll.c
@@ -33,8 +33,9 @@ CXPLAT_STATIC_ASSERT((SIZEOF_STRUCT_MEMBER(QUIC_BUFFER, Buffer) == sizeof(void*)
 
 //
 // The maximum single buffer size for coalesced IO payloads.
+// Payload size: 65535 - 8 (UDP header) - 20 (IP header) = 65507 bytes.
 //
-#define CXPLAT_LARGE_IO_BUFFER_SIZE         0xFFFF
+#define CXPLAT_LARGE_IO_BUFFER_SIZE         0xFFE3
 
 //
 // The maximum batch size of IOs in that can use a single coalesced IO buffer.