bus: reduce calls to KDBUS_CMD_MEMFD_SIZE_SET ioctl

[elogind.git] / src / libsystemd-bus / bus-kernel.h

diff --git a/src/libsystemd-bus/bus-kernel.h b/src/libsystemd-bus/bus-kernel.h
index c5d469c98bfd2421c09e69723ea6bdfb1f2ccbab..0a825d7b8eab08768947a2eff77d773460e9b43d 100644 (file)
--- a/src/libsystemd-bus/bus-kernel.h
+++ b/src/libsystemd-bus/bus-kernel.h
@@ -51,7 +51,8 @@
 struct memfd_cache {
         int fd;
         void *address;
-        size_t size;
+        size_t mapped;
+        size_t allocated;
 };
 
 int bus_kernel_connect(sd_bus *b);
@@ -63,9 +64,10 @@ int bus_kernel_read_message(sd_bus *bus);
 int bus_kernel_create_bus(const char *name, char **s);
 int bus_kernel_create_namespace(const char *name, char **s);
 int bus_kernel_create_starter(const char *bus, const char *name);
+int bus_kernel_create_monitor(const char *bus);
 
-int bus_kernel_pop_memfd(sd_bus *bus, void **address, size_t *size);
-void bus_kernel_push_memfd(sd_bus *bus, int fd, void *address, size_t size);
+int bus_kernel_pop_memfd(sd_bus *bus, void **address, size_t *mapped, size_t *allocated);
+void bus_kernel_push_memfd(sd_bus *bus, int fd, void *address, size_t mapped, size_t allocated);
 
 void bus_kernel_flush_memfd(sd_bus *bus);
 
@@ -73,5 +75,3 @@ int bus_kernel_parse_unique_name(const char *s, uint64_t *id);
 
 int kdbus_translate_request_name_flags(uint64_t sd_bus_flags, uint64_t *kdbus_flags);
 int kdbus_translate_attach_flags(uint64_t sd_bus_flags, uint64_t *kdbus_flags);
-
-int bus_kernel_monitor(sd_bus *bus);