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uiomove: don't bother with kernel_lock any more.

This commit is contained in:
ad 2008-01-10 16:29:17 +00:00
parent fba7c262a8
commit 9dc48ffbf6
1 changed files with 2 additions and 13 deletions
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15
sys/kern/kern_subr.c
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@ -1,4 +1,4 @@
/* $NetBSD: kern_subr.c,v 1.173 2008/01/05 12:53:55 dsl Exp $ */
/* $NetBSD: kern_subr.c,v 1.174 2008/01/10 16:29:17 ad Exp $ */
/*-
* Copyright (c) 1997, 1998, 1999, 2002, 2007, 2006 The NetBSD Foundation, Inc.
@ -86,7 +86,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: kern_subr.c,v 1.173 2008/01/05 12:53:55 dsl Exp $");
__KERNEL_RCSID(0, "$NetBSD: kern_subr.c,v 1.174 2008/01/10 16:29:17 ad Exp $");
#include "opt_ddb.h"
#include "opt_md.h"
@ -156,15 +156,7 @@ uiomove(void *buf, size_t n, struct uio *uio)
struct iovec *iov;
u_int cnt;
int error = 0;
size_t on;
char *cp = buf;
#ifdef MULTIPROCESSOR
int hold_count;
#endif
if ((on = n) >= 1024) {
KERNEL_UNLOCK_ALL(NULL, &hold_count);
}
ASSERT_SLEEPABLE(NULL, "uiomove");
@ -208,9 +200,6 @@ uiomove(void *buf, size_t n, struct uio *uio)
n -= cnt;
}
if (on >= 1024) {
KERNEL_LOCK(hold_count, NULL);
}
return (error);
}