Changeset c28ea4e for libcfa/src/concurrency/io

Timestamp:

Nov 4, 2020, 2:56:30 PM (5 years ago)

Author:

Colby Alexander Parsons <caparsons@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast-unique-expr, pthread-emulation, qualifiedEnum, stuck-waitfor-destruct

Children:

eeb5023

Parents:

4b30e8cc (diff), a3f5208a (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc

Location:

libcfa/src/concurrency/io

Files:

• call.cfa.in (modified) (1 diff)
• setup.cfa (modified) (5 diffs)

libcfa/src/concurrency/io/call.cfa.in

@@ -47 +47 @@
         #include "kernel/fwd.hfa"
 
-        #if defined(CFA_HAVE_IOSQE_FIXED_FILE) && defined(CFA_HAVE_IOSQE_IO_DRAIN) && defined(CFA_HAVE_IOSQE_ASYNC)
-                #define REGULAR_FLAGS (IOSQE_FIXED_FILE | IOSQE_IO_DRAIN | IOSQE_ASYNC)
-        #elif defined(CFA_HAVE_IOSQE_FIXED_FILE) && defined(CFA_HAVE_IOSQE_ASYNC)
-                #define REGULAR_FLAGS (IOSQE_FIXED_FILE | IOSQE_ASYNC)
-        #elif defined(CFA_HAVE_IOSQE_FIXED_FILE) && defined(CFA_HAVE_IOSQE_IO_DRAIN)
-                #define REGULAR_FLAGS (IOSQE_FIXED_FILE | IOSQE_IO_DRAIN)
-        #elif defined(CFA_HAVE_IOSQE_IO_DRAIN) && defined(CFA_HAVE_IOSQE_ASYNC)
-                #define REGULAR_FLAGS (IOSQE_IO_DRAIN | IOSQE_ASYNC)
-        #elif defined(CFA_HAVE_IOSQE_FIXED_FILE)
-                #define REGULAR_FLAGS (IOSQE_FIXED_FILE)
-        #elif defined(CFA_HAVE_IOSQE_IO_DRAIN)
-                #define REGULAR_FLAGS (IOSQE_IO_DRAIN)
-        #elif defined(CFA_HAVE_IOSQE_ASYNC)
-                #define REGULAR_FLAGS (IOSQE_ASYNC)
-        #else
-                #define REGULAR_FLAGS (0)
-        #endif
-
-        #if defined(CFA_HAVE_IOSQE_IO_LINK) && defined(CFA_HAVE_IOSQE_IO_HARDLINK)
-                #define LINK_FLAGS (IOSQE_IO_LINK | IOSQE_IO_HARDLINK)
-        #elif defined(CFA_HAVE_IOSQE_IO_LINK)
-                #define LINK_FLAGS (IOSQE_IO_LINK)
-        #elif defined(CFA_HAVE_IOSQE_IO_HARDLINK)
-                #define LINK_FLAGS (IOSQE_IO_HARDLINK)
-        #else
-                #define LINK_FLAGS (0)
-        #endif
-
-        #if defined(CFA_HAVE_SPLICE_F_FD_IN_FIXED)
-                #define SPLICE_FLAGS (SPLICE_F_FD_IN_FIXED)
-        #else
-                #define SPLICE_FLAGS (0)
-        #endif
+        static const __u8 REGULAR_FLAGS = 0
+                #if defined(CFA_HAVE_IOSQE_FIXED_FILE)
+                        | IOSQE_FIXED_FILE
+                #endif
+                #if defined(CFA_HAVE_IOSQE_IO_DRAIN)
+                        | IOSQE_IO_DRAIN
+                #endif
+                #if defined(CFA_HAVE_IOSQE_ASYNC)
+                        | IOSQE_ASYNC
+                #endif
+        ;
+
+        static const __u32 LINK_FLAGS = 0
+                #if defined(CFA_HAVE_IOSQE_IO_LINK)
+                        | IOSQE_IO_LINK
+                #endif
+                #if defined(CFA_HAVE_IOSQE_IO_HARDLINK)
+                        | IOSQE_IO_HARDLINK
+                #endif
+        ;
+
+        static const __u32 SPLICE_FLAGS = 0
+                #if defined(CFA_HAVE_SPLICE_F_FD_IN_FIXED)
+                        | SPLICE_F_FD_IN_FIXED
+                #endif
+        ;
 
         extern [* struct io_uring_sqe, __u32] __submit_alloc( struct __io_data & ring, __u64 data );

libcfa/src/concurrency/io/setup.cfa

@@ -149 +149 @@
                 id.full_proc = false;
                 id.id = doregister(&id);
+                kernelTLS.this_proc_id = &id;
                 __cfaabi_dbg_print_safe( "Kernel : IO poller thread starting\n" );
 
@@ -180 +181 @@
                                         kernelTLS.this_stats = io_ctx->self.curr_cluster->stats;
                                 #endif
-                                __post( io_ctx->sem, &id );
+                                post( io_ctx->sem );
                         }
                 }
@@ -235 +236 @@
                         if( thrd.state == Ready || thrd.preempted != __NO_PREEMPTION ) {
 
-                                ready_schedule_lock( (struct __processor_id_t *)active_processor() );
+                                ready_schedule_lock();
 
                                         // This is the tricky case
@@ -250 +251 @@
                                         // Fixup the thread state
                                         thrd.state = Blocked;
-                                        thrd.ticket = 0;
+                                        thrd.ticket = TICKET_BLOCKED;
                                         thrd.preempted = __NO_PREEMPTION;
 
-                                ready_schedule_unlock( (struct __processor_id_t *)active_processor() );
+                                ready_schedule_unlock();
 
                                 // Pretend like the thread was blocked all along
@@ -275 +276 @@
                         }
                 } else {
-                        unpark( &thrd );
+                        post( this.thrd.sem );
                 }