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Subject[PATCH 18/62] drm/sis: convert to idr_alloc()
Date
Convert to the much saner new idr interface.

Only compile tested.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: David Airlie <airlied@linux.ie>
Cc: dri-devel@lists.freedesktop.org
---
This patch depends on an earlier idr changes and I think it would be
best to route these together through -mm. Please holler if there's
any objection. Thanks.

drivers/gpu/drm/sis/sis_mm.c | 13 +++----------
1 file changed, 3 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/sis/sis_mm.c b/drivers/gpu/drm/sis/sis_mm.c
index 2b2f78c..9a43d98 100644
--- a/drivers/gpu/drm/sis/sis_mm.c
+++ b/drivers/gpu/drm/sis/sis_mm.c
@@ -128,17 +128,10 @@ static int sis_drm_alloc(struct drm_device *dev, struct drm_file *file,
if (retval)
goto fail_alloc;

-again:
- if (idr_pre_get(&dev_priv->object_idr, GFP_KERNEL) == 0) {
- retval = -ENOMEM;
- goto fail_idr;
- }
-
- retval = idr_get_new_above(&dev_priv->object_idr, item, 1, &user_key);
- if (retval == -EAGAIN)
- goto again;
- if (retval)
+ retval = idr_alloc(&dev_priv->object_idr, item, 1, 0, GFP_KERNEL);
+ if (retval < 0)
goto fail_idr;
+ user_key = retval;

list_add(&item->owner_list, &file_priv->obj_list);
mutex_unlock(&dev->struct_mutex);
--
1.8.1


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