Author: kib
Date: Mon Aug 4 01:14:27 2014
New Revision: 269495
URL: http://svnweb.freebsd.org/changeset/base/269495
Log:
MFC r269190:
For md(4), posix shm(3) and tmpfs(5), free swap space used by paged in
dirty page, which is written by the process.
Modified:
stable/10/sys/dev/md/md.c
stable/10/sys/kern/uipc_shm.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/dev/md/md.c
==============================================================================
--- stable/10/sys/dev/md/md.c Mon Aug 4 01:12:49 2014 (r269494)
+++ stable/10/sys/dev/md/md.c Mon Aug 4 01:14:27 2014 (r269495)
@@ -895,8 +895,10 @@ mdstart_swap(struct md_s *sc, struct bio
else
vm_page_activate(m);
vm_page_unlock(m);
- if (bp->bio_cmd == BIO_WRITE)
+ if (bp->bio_cmd == BIO_WRITE) {
vm_page_dirty(m);
+ vm_pager_page_unswapped(m);
+ }
/* Actions on further pages start at offset 0 */
p += PAGE_SIZE - offs;
Modified: stable/10/sys/kern/uipc_shm.c
==============================================================================
--- stable/10/sys/kern/uipc_shm.c Mon Aug 4 01:12:49 2014
(r269494)
+++ stable/10/sys/kern/uipc_shm.c Mon Aug 4 01:14:27 2014
(r269495)
@@ -199,6 +199,7 @@ uiomove_object_page(vm_object_t obj, siz
if (uio->uio_rw == UIO_WRITE && error == 0) {
VM_OBJECT_WLOCK(obj);
vm_page_dirty(m);
+ vm_pager_page_unswapped(m);
VM_OBJECT_WUNLOCK(obj);
}
vm_page_lock(m);
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