Author: trociny
Date: Tue Jun 28 21:01:32 2011
New Revision: 223655
URL: http://svn.freebsd.org/changeset/base/223655
Log:
Check the returned value of activemap_write_complete() and update matadata on
disk if needed. This should fix a potential case when extents are cleared in
activemap but metadata is not updated on disk.
Suggested by: pjd
Approved by: pjd (mentor)
Modified:
head/sbin/hastd/primary.c
Modified: head/sbin/hastd/primary.c
==============================================================================
--- head/sbin/hastd/primary.c Tue Jun 28 20:57:54 2011 (r223654)
+++ head/sbin/hastd/primary.c Tue Jun 28 21:01:32 2011 (r223655)
@@ -1687,8 +1687,11 @@ ggate_send_thread(void *arg)
}
if (ggio->gctl_error == 0 && ggio->gctl_cmd == BIO_WRITE) {
mtx_lock(&res->hr_amp_lock);
- activemap_write_complete(res->hr_amp,
- ggio->gctl_offset, ggio->gctl_length);
+ if (activemap_write_complete(res->hr_amp,
+ ggio->gctl_offset, ggio->gctl_length)) {
+ res->hr_stat_activemap_update++;
+ (void)hast_activemap_flush(res);
+ }
mtx_unlock(&res->hr_amp_lock);
}
if (ggio->gctl_cmd == BIO_WRITE) {
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