summaryrefslogtreecommitdiffstats
path: root/drivers/block/drbd
diff options
context:
space:
mode:
authorPhilipp Reisner <philipp.reisner@linbit.com>2016-06-14 00:26:12 +0200
committerJens Axboe <axboe@fb.com>2016-06-14 05:43:03 +0200
commitc5c2385481971a587b4f036d640cc585d75601a0 (patch)
tree18583402672eabd9405e3ce14ae8436783be6b61 /drivers/block/drbd
parentdrbd: change bitmap write-out when leaving resync states (diff)
downloadlinux-c5c2385481971a587b4f036d640cc585d75601a0.tar.xz
linux-c5c2385481971a587b4f036d640cc585d75601a0.zip
drbd: Kill code duplication
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/block/drbd')
-rw-r--r--drivers/block/drbd/drbd_nl.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index 0bac9c8246bc..fad03e4feef6 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -1348,6 +1348,14 @@ static bool write_ordering_changed(struct disk_conf *a, struct disk_conf *b)
a->disk_drain != b->disk_drain;
}
+static void sanitize_disk_conf(struct disk_conf *disk_conf, struct drbd_backing_dev *nbc)
+{
+ if (disk_conf->al_extents < DRBD_AL_EXTENTS_MIN)
+ disk_conf->al_extents = DRBD_AL_EXTENTS_MIN;
+ if (disk_conf->al_extents > drbd_al_extents_max(nbc))
+ disk_conf->al_extents = drbd_al_extents_max(nbc);
+}
+
int drbd_adm_disk_opts(struct sk_buff *skb, struct genl_info *info)
{
struct drbd_config_context adm_ctx;
@@ -1395,10 +1403,7 @@ int drbd_adm_disk_opts(struct sk_buff *skb, struct genl_info *info)
if (!expect(new_disk_conf->resync_rate >= 1))
new_disk_conf->resync_rate = 1;
- if (new_disk_conf->al_extents < DRBD_AL_EXTENTS_MIN)
- new_disk_conf->al_extents = DRBD_AL_EXTENTS_MIN;
- if (new_disk_conf->al_extents > drbd_al_extents_max(device->ldev))
- new_disk_conf->al_extents = drbd_al_extents_max(device->ldev);
+ sanitize_disk_conf(new_disk_conf, device->ldev);
if (new_disk_conf->c_plan_ahead > DRBD_C_PLAN_AHEAD_MAX)
new_disk_conf->c_plan_ahead = DRBD_C_PLAN_AHEAD_MAX;
@@ -1693,10 +1698,7 @@ int drbd_adm_attach(struct sk_buff *skb, struct genl_info *info)
if (retcode != NO_ERROR)
goto fail;
- if (new_disk_conf->al_extents < DRBD_AL_EXTENTS_MIN)
- new_disk_conf->al_extents = DRBD_AL_EXTENTS_MIN;
- if (new_disk_conf->al_extents > drbd_al_extents_max(nbc))
- new_disk_conf->al_extents = drbd_al_extents_max(nbc);
+ sanitize_disk_conf(new_disk_conf, nbc);
if (drbd_get_max_capacity(nbc) < new_disk_conf->disk_size) {
drbd_err(device, "max capacity %llu smaller than disk size %llu\n",