Changeset b294126 in mainline

Timestamp:

2018-11-07T18:45:12Z (6 years ago)

Author:

GitHub <noreply@…>

Branches:

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

Children:

9c75a99d, b03c684

Parents:

6454db5e (diff), ac9e79d (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.

git-author:

Jakub Jermář <jakub@…> (2018-11-07 18:45:12)

git-committer:

GitHub <noreply@…> (2018-11-07 18:45:12)

Message:

Merge pull request #52 from jermar/asrefcnt

Fix as_t reference counting

Location:

kernel/generic/src

Files:

• mm/as.c (modified) (1 diff)
• proc/task.c (modified) (1 diff)

kernel/generic/src/mm/as.c

@@ -141 +141 @@
         if (!AS_KERNEL)
                 panic("Cannot create kernel address space.");
-
-        /*
-         * Make sure the kernel address space
-         * reference count never drops to zero.
-         */
-        as_hold(AS_KERNEL);
 }
 

kernel/generic/src/proc/task.c

@@ -254 +254 @@
         futex_task_init(task);
 
-        /*
-         * Get a reference to the address space.
-         */
-        as_hold(task->as);
-
         irq_spinlock_lock(&tasks_lock, true);