missing splx causes long periods of running at spl6;

from shannon@sun.UUCP

SCCS-vsn: sys/kern/vfs_bio.c 4.43
SCCS-vsn: sys/kern/vfs_cluster.c 4.43

diff --git a/usr/src/sys/kern/vfs_bio.c b/usr/src/sys/kern/vfs_bio.c
index f100093..30bacb7 100644 (file)
--- a/usr/src/sys/kern/vfs_bio.c
+++ b/usr/src/sys/kern/vfs_bio.c
@@ -1,4 +1,4 @@
-/*     vfs_bio.c       4.42    83/04/04        */
+/*     vfs_bio.c       4.43    83/05/01        */

 
 #include "../machine/pte.h"
 
 
 #include "../machine/pte.h"
 


@@ -599,6 +599,7 @@ loop:
        if (dp == bfreelist) {          /* no free blocks */
                dp->b_flags |= B_WANTED;
                sleep((caddr_t)dp, PRIBIO+1);
        if (dp == bfreelist) {          /* no free blocks */
                dp->b_flags |= B_WANTED;
                sleep((caddr_t)dp, PRIBIO+1);

+               splx(s);

                goto loop;
        }
        splx(s);
                goto loop;
        }
        splx(s);

diff --git a/usr/src/sys/kern/vfs_cluster.c b/usr/src/sys/kern/vfs_cluster.c
index c257aac..0e10a78 100644 (file)
--- a/usr/src/sys/kern/vfs_cluster.c
+++ b/usr/src/sys/kern/vfs_cluster.c
@@ -1,4 +1,4 @@
-/*     vfs_cluster.c   4.42    83/04/04        */
+/*     vfs_cluster.c   4.43    83/05/01        */

 
 #include "../machine/pte.h"
 
 
 #include "../machine/pte.h"
 


@@ -599,6 +599,7 @@ loop:
        if (dp == bfreelist) {          /* no free blocks */
                dp->b_flags |= B_WANTED;
                sleep((caddr_t)dp, PRIBIO+1);
        if (dp == bfreelist) {          /* no free blocks */
                dp->b_flags |= B_WANTED;
                sleep((caddr_t)dp, PRIBIO+1);

+               splx(s);

                goto loop;
        }
        splx(s);
                goto loop;
        }
        splx(s);