mirror/freebsd
1
0
Fork 0
mirror of https://git.FreeBSD.org/src.git synced 2025-01-12 14:29:28 +00:00
Code Issues Releases Activity

Use vm_page_xxx() inline functions to manipulate vm_page::flags, vm_page::busy.

Browse Source 
As a side effect, a few wakeup() calls are added, which might fix some of the
missing vm_page wakeups people have been seeing.

Reviewed by:	Doug Rabson	<dfr@nlsystems.com>
This commit is contained in:
Luoqi Chen 1998-10-07 13:59:26 +00:00
parent abd931ff18
commit 523e3b0f7f
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=40038
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
sys/ufs/ufs/ufs_readwrite.c
View File

@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)ufs_readwrite.c 8.11 (Berkeley) 5/8/95
* $Id: ufs_readwrite.c,v 1.51 1998/07/08 01:04:33 julian Exp $
* $Id: ufs_readwrite.c,v 1.52 1998/09/07 11:50:19 bde Exp $
*/
#define BLKSIZE(a, b, c) blksize(a, b, c)
@ -473,8 +473,8 @@ ffs_getpages(ap)
for (i = 0; i < pcount; i++) {
m = ap->a_m[i];
vm_page_activate(m);
m->busy++;
m->flags &= ~PG_BUSY;
vm_page_io_start(m);
vm_page_wakeup(m);
}
auio.uio_iov = &aiov;
@ -491,18 +491,18 @@ ffs_getpages(ap)
for (i = 0; i < pcount; i++) {
m = ap->a_m[i];
m->busy--;
vm_page_io_finish(m);
if ((m != mreq) && (m->wire_count == 0) && (m->hold_count == 0) &&
(m->valid == 0) && (m->busy == 0) &&
(m->flags & PG_BUSY) == 0) {
m->flags |= PG_BUSY;
vm_page_busy(m);
vm_page_free(m);
} else if (m == mreq) {
while (m->flags & PG_BUSY) {
vm_page_sleep(m, "ffspwt", NULL);
}
m->flags |= PG_BUSY;
vm_page_busy(m);
vp->v_lastr = m->pindex + 1;
} else {
if (m->wire_count == 0) {