Changeset d314571 in mainline for abi

Timestamp:

2018-11-11T15:46:26Z (7 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

9e889f6

Parents:

5c03bd30

git-author:

Jakub Jermar <jakub@…> (2018-11-10 14:36:06)

git-committer:

Jakub Jermar <jakub@…> (2018-11-11 15:46:26)

Message:

Turn wait queue into a kobject usable by uspace

In order to provide an elegant synchronization mechanism for userspace,
this commit adds syscalls to create, sleep on and wakeup from a wait
queue.

Location:

abi/include/abi

Files:

• cap.h (modified) (1 diff)
• syscall.h (modified) (1 diff)

abi/include/abi/cap.h

@@ -52 +52 @@
 } *cap_irq_handle_t;
 
+typedef struct {
+} *cap_waitq_handle_t;
+
 #endif
 

abi/include/abi/syscall.h

@@ -51 +51 @@
         SYS_PROGRAM_SPAWN_LOADER,
 
+        SYS_WAITQ_CREATE,
+        SYS_WAITQ_SLEEP,
+        SYS_WAITQ_WAKEUP,
         SYS_FUTEX_SLEEP,
         SYS_FUTEX_WAKEUP,