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Check the returned value of activemap_write_complete() and update matadata on

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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)
This commit is contained in:
Mikolaj Golub 2011-06-28 21:01:32 +00:00
parent aa64b2f494
commit d9f039e0b3
1 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
sbin/hastd/primary.c
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@ -1687,8 +1687,11 @@ ggate_send_thread(void *arg)
} }
if (ggio->gctl_error == 0 && ggio->gctl_cmd == BIO_WRITE) { if (ggio->gctl_error == 0 && ggio->gctl_cmd == BIO_WRITE) {
mtx_lock(&res->hr_amp_lock); mtx_lock(&res->hr_amp_lock);
activemap_write_complete(res->hr_amp, if (activemap_write_complete(res->hr_amp,
ggio->gctl_offset, ggio->gctl_length); ggio->gctl_offset, ggio->gctl_length)) {
res->hr_stat_activemap_update++;
(void)hast_activemap_flush(res);
}
mtx_unlock(&res->hr_amp_lock); mtx_unlock(&res->hr_amp_lock);
} }
if (ggio->gctl_cmd == BIO_WRITE) { if (ggio->gctl_cmd == BIO_WRITE) {