Changeset 8ae4165 for libcfa/src/concurrency/io.cfa

Timestamp:

Jun 24, 2020, 2:52:49 PM (4 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

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

Children:

7bfc849

Parents:

c7816be

Message:

Moved interrupts in io.cfa to be more localized

File:

• libcfa/src/concurrency/io.cfa (modified) (3 diffs)

libcfa/src/concurrency/io.cfa

@@ -684 +684 @@
                 verify( data != 0 );
 
-                disable_interrupts();
 
                 // Prepare the data we need
@@ -691 +690 @@
                 uint32_t cnt = *ring.submit_q.num;
                 uint32_t mask = *ring.submit_q.mask;
-                uint32_t off = __tls_rand();
+
+                disable_interrupts();
+                        uint32_t off = __tls_rand();
+                enable_interrupts( __cfaabi_dbg_ctx );
 
                 // Loop around looking for an available spot
@@ -707 +709 @@
                                         // update statistics
                                         #if !defined(__CFA_NO_STATISTICS__)
-                                                __tls_stats()->io.submit_q.alloc_avg.val   += len;
-                                                __tls_stats()->io.submit_q.alloc_avg.block += block;
-                                                __tls_stats()->io.submit_q.alloc_avg.cnt   += 1;
+                                                disable_interrupts();
+                                                        __tls_stats()->io.submit_q.alloc_avg.val   += len;
+                                                        __tls_stats()->io.submit_q.alloc_avg.block += block;
+                                                        __tls_stats()->io.submit_q.alloc_avg.cnt   += 1;
+                                                enable_interrupts( __cfaabi_dbg_ctx );
                                         #endif
 
-                                        enable_interrupts( __cfaabi_dbg_ctx );
 
                                         // Success return the data