LU-10157 lnet: make LNET_MAX_IOV dependent on page size

[fs/lustre-release.git] / lnet / include / lnet / lib-types.h

diff --git a/lnet/include/lnet/lib-types.h b/lnet/include/lnet/lib-types.h
index 9538970..e96b544 100644 (file)
--- a/lnet/include/lnet/lib-types.h
+++ b/lnet/include/lnet/lib-types.h
@@ -51,16 +51,9 @@
 #include <uapi/linux/lnet/lnetctl.h>
 
 /* Max payload size */
-#ifndef CONFIG_LNET_MAX_PAYLOAD
-# error "CONFIG_LNET_MAX_PAYLOAD must be defined in config.h"
-#endif
+#define LNET_MAX_PAYLOAD       LNET_MTU
 
-#define LNET_MAX_PAYLOAD       CONFIG_LNET_MAX_PAYLOAD
-#if (LNET_MAX_PAYLOAD < LNET_MTU)
-# error "LNET_MAX_PAYLOAD too small - error in configure --with-max-payload-mb"
-#elif (LNET_MAX_PAYLOAD > (PAGE_SIZE * LNET_MAX_IOV))
-# error "LNET_MAX_PAYLOAD too large - error in configure --with-max-payload-mb"
-#endif
+#define LNET_MAX_IOV           (LNET_MAX_PAYLOAD >> PAGE_SHIFT)
 
 /* forward refs */
 struct lnet_libmd;