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authoralc <alc@FreeBSD.org>1999-07-26 06:25:53 +0000
committeralc <alc@FreeBSD.org>1999-07-26 06:25:53 +0000
commit743eeab6387e1bb4e8c0134b6cf783d15d5bf129 (patch)
tree1c227b00b4f99df82f922790089168cfa562386a /sys/kern/vfs_bio.c
parent922ea3fe71ba55c7293626ade2f2f82545bcbd94 (diff)
downloadFreeBSD-src-743eeab6387e1bb4e8c0134b6cf783d15d5bf129.zip
FreeBSD-src-743eeab6387e1bb4e8c0134b6cf783d15d5bf129.tar.gz
Add sysctl and support code to allow directories to be VMIO'd. The default
setting for the sysctl is OFF, which is the historical operation. Submitted by: dillon
Diffstat (limited to 'sys/kern/vfs_bio.c')
-rw-r--r--sys/kern/vfs_bio.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/sys/kern/vfs_bio.c b/sys/kern/vfs_bio.c
index a0731eb..d3a668e 100644
--- a/sys/kern/vfs_bio.c
+++ b/sys/kern/vfs_bio.c
@@ -11,7 +11,7 @@
* 2. Absolutely no warranty of function or purpose is made by the author
* John S. Dyson.
*
- * $Id: vfs_bio.c,v 1.222 1999/07/08 17:58:55 mckusick Exp $
+ * $Id: vfs_bio.c,v 1.223 1999/07/09 16:41:19 peter Exp $
*/
/*
@@ -83,6 +83,7 @@ static void buf_daemon __P((void));
*/
vm_page_t bogus_page;
int runningbufspace;
+int vmiodirenable = FALSE;
static vm_offset_t bogus_offset;
static int bufspace, maxbufspace, vmiospace,
@@ -136,6 +137,8 @@ SYSCTL_INT(_vfs, OID_AUTO, getnewbufcalls, CTLFLAG_RW,
&getnewbufcalls, 0, "");
SYSCTL_INT(_vfs, OID_AUTO, getnewbufrestarts, CTLFLAG_RW,
&getnewbufrestarts, 0, "");
+SYSCTL_INT(_vfs, OID_AUTO, vmiodirenable, CTLFLAG_RW,
+ &vmiodirenable, 0, "");
static int bufhashmask;
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