Module Name: src
Committed By: hannken
Date: Mon May 18 08:27:54 UTC 2020
Modified Files:
src/sys/kern: vfs_vnode.c
Log Message:
vrele_flush(): yield() every 100ms like we do it in vflush().
To generate a diff of this commit:
cvs rdiff -u -r1.121 -r1.122 src/sys/kern/vfs_vnode.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/kern/vfs_vnode.c
diff -u src/sys/kern/vfs_vnode.c:1.121 src/sys/kern/vfs_vnode.c:1.122
--- src/sys/kern/vfs_vnode.c:1.121 Sun Apr 19 13:25:00 2020
+++ src/sys/kern/vfs_vnode.c Mon May 18 08:27:54 2020
@@ -1,4 +1,4 @@
-/* $NetBSD: vfs_vnode.c,v 1.121 2020/04/19 13:25:00 hannken Exp $ */
+/* $NetBSD: vfs_vnode.c,v 1.122 2020/05/18 08:27:54 hannken Exp $ */
/*-
* Copyright (c) 1997-2011, 2019, 2020 The NetBSD Foundation, Inc.
@@ -155,7 +155,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vfs_vnode.c,v 1.121 2020/04/19 13:25:00 hannken Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vfs_vnode.c,v 1.122 2020/05/18 08:27:54 hannken Exp $");
#ifdef _KERNEL_OPT
#include "opt_pax.h"
@@ -534,6 +534,7 @@ vrele_flush(struct mount *mp)
{
vnode_impl_t *vip, *marker;
vnode_t *vp;
+ int when = 0;
KASSERT(fstrans_is_owner(mp));
@@ -561,6 +562,11 @@ vrele_flush(struct mount *mp)
mutex_enter(vp->v_interlock);
vrelel(vp, 0, LK_EXCLUSIVE);
+ if (getticks() > when) {
+ yield();
+ when = getticks() + hz / 10;
+ }
+
mutex_enter(&vdrain_lock);
}
