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authorAndreas Gruenbacher2011-04-07 21:02:09 +0200
committerPhilipp Reisner2012-11-08 16:45:15 +0100
commitc37c8ecfee685fa42de8fd418ad8ca1e66408bd8 (patch)
treea2f64b99e37ead526dbca798d8c7085d82a74ea7 /drivers/block/drbd/drbd_receiver.c
parentdrbd: Rename drbd_pp_first_pages_or_try_alloc() to __drbd_alloc_pages() (diff)
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drbd: Rename drbd_pp_alloc() to drbd_alloc_pages() and make it non-static
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Diffstat (limited to 'drivers/block/drbd/drbd_receiver.c')
-rw-r--r--drivers/block/drbd/drbd_receiver.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 68914a0d3538..74995e24dc1b 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -184,7 +184,7 @@ static struct page *__drbd_alloc_pages(struct drbd_conf *mdev,
return page;
/* Not enough pages immediately available this time.
- * No need to jump around here, drbd_pp_alloc will retry this
+ * No need to jump around here, drbd_alloc_pages will retry this
* function "soon". */
if (page) {
tmp = page_chain_tail(page, NULL);
@@ -229,7 +229,7 @@ static void drbd_kick_lo_and_reclaim_net(struct drbd_conf *mdev)
}
/**
- * drbd_pp_alloc() - Returns @number pages, retries forever (or until signalled)
+ * drbd_alloc_pages() - Returns @number pages, retries forever (or until signalled)
* @mdev: DRBD device.
* @number: number of pages requested
* @retry: whether to retry, if not enough pages are available right now
@@ -240,7 +240,8 @@ static void drbd_kick_lo_and_reclaim_net(struct drbd_conf *mdev)
*
* Returns a page chain linked via page->private.
*/
-static struct page *drbd_pp_alloc(struct drbd_conf *mdev, unsigned number, bool retry)
+struct page *drbd_alloc_pages(struct drbd_conf *mdev, unsigned int number,
+ bool retry)
{
struct page *page = NULL;
DEFINE_WAIT(wait);
@@ -265,7 +266,7 @@ static struct page *drbd_pp_alloc(struct drbd_conf *mdev, unsigned number, bool
break;
if (signal_pending(current)) {
- dev_warn(DEV, "drbd_pp_alloc interrupted!\n");
+ dev_warn(DEV, "drbd_alloc_pages interrupted!\n");
break;
}
@@ -278,7 +279,7 @@ static struct page *drbd_pp_alloc(struct drbd_conf *mdev, unsigned number, bool
return page;
}
-/* Must not be used from irq, as that may deadlock: see drbd_pp_alloc.
+/* Must not be used from irq, as that may deadlock: see drbd_alloc_pages.
* Is also used from inside an other spin_lock_irq(&mdev->tconn->req_lock);
* Either links the page chain back to the global pool,
* or returns all pages to the system. */
@@ -336,7 +337,7 @@ drbd_alloc_peer_req(struct drbd_conf *mdev, u64 id, sector_t sector,
return NULL;
}
- page = drbd_pp_alloc(mdev, nr_pages, (gfp_mask & __GFP_WAIT));
+ page = drbd_alloc_pages(mdev, nr_pages, (gfp_mask & __GFP_WAIT));
if (!page)
goto fail;
@@ -1425,7 +1426,7 @@ static int drbd_drain_block(struct drbd_conf *mdev, int data_size)
if (!data_size)
return 0;
- page = drbd_pp_alloc(mdev, 1, 1);
+ page = drbd_alloc_pages(mdev, 1, 1);
data = kmap(page);
while (data_size) {