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| author | Dan Magenheimer <dan.magenheimer@oracle.com> | 2012-12-10 11:15:53 +0000 |
|---|---|---|
| committer | Dan Magenheimer <dan.magenheimer@oracle.com> | 2012-12-10 11:15:53 +0000 |
| commit | 1c3b9dd61dabb6415fad0c0ae432a4a78bfca7f5 (patch) | |
| tree | ee94213bc075524ee82cb8873c88d8bca0716977 /xen/common/memory.c | |
| parent | e93e0d9d73ce77bd1f3471af68a194b47e0e8c45 (diff) | |
| download | xen-1c3b9dd61dabb6415fad0c0ae432a4a78bfca7f5.tar.gz xen-1c3b9dd61dabb6415fad0c0ae432a4a78bfca7f5.tar.bz2 xen-1c3b9dd61dabb6415fad0c0ae432a4a78bfca7f5.zip | |
xen: centralize accounting for domain tot_pages
Provide and use a common function for all adjustments to a
domain's tot_pages counter in anticipation of future and/or
out-of-tree patches that must adjust related counters
atomically.
Signed-off-by: Dan Magenheimer <dan.magenheimer@oracle.com>
Committed-by: Keir Fraser <keir@xen.org>
Diffstat (limited to 'xen/common/memory.c')
| -rw-r--r-- | xen/common/memory.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/xen/common/memory.c b/xen/common/memory.c index c8541c4f9e..c8c1ef2896 100644 --- a/xen/common/memory.c +++ b/xen/common/memory.c @@ -465,7 +465,7 @@ static long memory_exchange(XEN_GUEST_HANDLE_PARAM(xen_memory_exchange_t) arg) (j * (1UL << exch.out.extent_order))); spin_lock(&d->page_alloc_lock); - d->tot_pages -= dec_count; + domain_adjust_tot_pages(d, -dec_count); drop_dom_ref = (dec_count && !d->tot_pages); spin_unlock(&d->page_alloc_lock); |