Author: alc
Date: Fri Aug 11 16:27:54 2017
New Revision: 322404
URL: https://svnweb.freebsd.org/changeset/base/322404
Log:
An invalid page can't be dirty.
Reviewed by: kib
MFC after: 1 week
Modified:
head/sys/kern/kern_sendfile.c
Modified: head/sys/kern/kern_sendfile.c
==============================================================================
--- head/sys/kern/kern_sendfile.c Fri Aug 11 14:19:55 2017
(r322403)
+++ head/sys/kern/kern_sendfile.c Fri Aug 11 16:27:54 2017
(r322404)
@@ -355,7 +355,7 @@ sendfile_swapin(vm_object_t obj, struct sf_io *sfio, o
&a)) {
pmap_zero_page(pa[i]);
pa[i]->valid = VM_PAGE_BITS_ALL;
- pa[i]->dirty = 0;
+ MPASS(pa[i]->dirty == 0);
vm_page_xunbusy(pa[i]);
i++;
continue;
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