Use 'update_fields' model.save() kwarg

This was added in Django 1.5 and allows saving only a subset of a
model's fields. It makes sense in a few cases to utilize it.

Signed-off-by: Dan McGee <dan@archlinux.org>

4 files changed, 4 insertions, 4 deletions

diff --git a/mirrors/management/commands/mirrorresolv.py b/mirrors/management/commands/mirrorresolv.py
index 0370f8ed..a6c2523e 100644
--- a/mirrors/management/commands/mirrorresolv.py
+++ b/mirrors/management/commands/mirrorresolv.py
@@ -53,7 +53,7 @@ def resolve_mirrors():
             newvals = (mirrorurl.has_ipv4, mirrorurl.has_ipv6)
             if newvals != oldvals:
                 logger.debug("values changed for %s", mirrorurl)
-                mirrorurl.save(force_update=True)
+                mirrorurl.save(update_fields=('has_ipv4', 'has_ipv6'))
         except socket.error, e:
             logger.warn("error resolving %s: %s", mirrorurl.hostname, e)
 
diff --git a/packages/views/signoff.py b/packages/views/signoff.py
index 17f3095c..c37aa0fc 100644
--- a/packages/views/signoff.py
+++ b/packages/views/signoff.py
@@ -45,7 +45,7 @@ def signoff_package(request, name, repo, arch, revoke=False):
         except Signoff.DoesNotExist:
             raise Http404
         signoff.revoked = now()
-        signoff.save()
+        signoff.save(update_fields=('revoked',))
         created = False
     else:
         # ensure we should even be accepting signoffs
diff --git a/releng/management/commands/syncisos.py b/releng/management/commands/syncisos.py
index 223c771b..c9f61964 100644
--- a/releng/management/commands/syncisos.py
+++ b/releng/management/commands/syncisos.py
@@ -53,7 +53,7 @@ class Command(BaseCommand):
                 if not existing.active:
                     existing.active = True
                     existing.removed = None
-                    existing.save()
+                    existing.save(update_fields=('active', 'removed'))
         # and then mark all other names as no longer active
         Iso.objects.filter(active=True).exclude(name__in=active_isos).update(
                 active=False, removed=now())
diff --git a/todolists/views.py b/todolists/views.py
index f333728a..9935987b 100644
--- a/todolists/views.py
+++ b/todolists/views.py
@@ -47,7 +47,7 @@ def flag(request, slug, pkg_id):
     else:
         tlpkg.status = TodolistPackage.INCOMPLETE
     tlpkg.user = request.user
-    tlpkg.save()
+    tlpkg.save(update_fields=('status', 'user', 'last_modified'))
     if request.is_ajax():
         data = {
             'status': tlpkg.get_status_display(),