StagingBuff: Unify constraints into IOEngineConstraints

2025-11-07 22:05:01 -04:00
parent 1afa085fd4
commit 479219db2d
2 changed files with 23 additions and 37 deletions
@@ -1,16 +1,22 @@
 #include "stagingBuffer.h"
+#include <unistd.h>

 namespace smo {
 namespace stim_buff {

 // Static defaults for io_uring
-const StagingBuffer::InputEngineConstraints
-StagingBuffer::InputEngineConstraints::ioUringConstraints(
-	4096,  // slotStartAlignmentByteVal (page alignment for DMA)
+const StagingBuffer::IOEngineConstraints
+StagingBuffer::IOEngineConstraints::ioUringConstraints(
+	static_cast<size_t>(sysconf(_SC_PAGE_SIZE)),  // slotStartAlignmentByteVal (page alignment for DMA)
 	1472   // slotPadToNBytes (MTU 1500 - UDP/IP header 28)
 );

+// Static defaults for OpenCL input
+const StagingBuffer::IOEngineConstraints
+StagingBuffer::IOEngineConstraints::openClInputConstraints(
+	static_cast<size_t>(sysconf(_SC_PAGE_SIZE)),  // slotStartAlignmentByteVal (page alignment)
+	sizeof(void *)  // slotPadToNBytes (pointer size)
+);
+
 } // namespace stim_buff
 } // namespace smo
-
-