X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fthread.lisp;h=01bbac7669ab8285067d35ea7e8f171ea71a3456;hb=da8cb4801a3ab35070f380e22aea3d260f9df8aa;hp=5571ef8a916e89586e63eb2d40983cd7fd9bc490;hpb=ec2e02db335d1545b3c18233bf440ca4160f780d;p=sbcl.git

diff --git a/src/code/thread.lisp b/src/code/thread.lisp
index 5571ef8..01bbac7 100644
--- a/src/code/thread.lisp
+++ b/src/code/thread.lisp
@@ -89,7 +89,16 @@ provided the default value is used for the mutex."
         (without-gcing
           (funcall function))
         (without-interrupts
-          (funcall function))))
+          (allow-with-interrupts (funcall function)))))
+
+  (defun call-with-system-spinlock (function spinlock &optional without-gcing-p)
+    (declare (ignore spinlock)
+             (function function))
+    (if without-gcing-p
+        (without-gcing
+          (funcall function))
+        (without-interrupts
+          (allow-with-interrupts (funcall function)))))
 
   (defun call-with-recursive-system-spinlock (function lock
                                               &optional without-gcing-p)
@@ -99,7 +108,7 @@ provided the default value is used for the mutex."
         (without-gcing
           (funcall function))
         (without-interrupts
-          (funcall function))))
+          (allow-with-interrupts (funcall function)))))
 
   (defun call-with-mutex (function mutex value waitp)
     (declare (ignore mutex value waitp)
@@ -136,9 +145,25 @@ provided the default value is used for the mutex."
           (without-gcing
             (%call-with-system-mutex))
           (without-interrupts
-            (%call-with-system-mutex)))))
+            (allow-with-interrupts (%call-with-system-mutex))))))
 
-  (defun call-with-recursive-system-spinlock (function lock &optional without-gcing-p)
+  (defun call-with-system-spinlock (function spinlock &optional without-gcing-p)
+    (declare (function function))
+    (flet ((%call-with-system-spinlock ()
+             (dx-let (got-it)
+               (unwind-protect
+                    (when (setf got-it (get-spinlock spinlock))
+                      (funcall function))
+                 (when got-it
+                   (release-spinlock spinlock))))))
+      (if without-gcing-p
+          (without-gcing
+            (%call-with-system-spinlock))
+          (without-interrupts
+            (allow-with-interrupts (%call-with-system-spinlock))))))
+
+  (defun call-with-recursive-system-spinlock (function lock
+                                              &optional without-gcing-p)
     (declare (function function))
     (flet ((%call-with-system-spinlock ()
              (dx-let ((inner-lock-p (eq *current-thread* (spinlock-value lock)))
@@ -152,7 +177,7 @@ provided the default value is used for the mutex."
           (without-gcing
             (%call-with-system-spinlock))
           (without-interrupts
-            (%call-with-system-spinlock)))))
+            (allow-with-interrupts (%call-with-system-spinlock))))))
 
   (defun call-with-spinlock (function spinlock)
     (declare (function function))