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authorSeongJae Park <sj@kernel.org>2025-03-06 09:59:04 -0800
committerAndrew Morton <akpm@linux-foundation.org>2025-03-17 22:06:56 -0700
commit53058c762afff714ceaec14b87cf8fdce3b6d33e (patch)
treeb7c702ac349458fac78b37a5e7cd5e672b7cacbb
parent52f7c351fc3e0bc372b5e3da21244f7e068ba9ec (diff)
mm/damon: remove damon_callback->private
The field was added to let users keep their personal data to use inside of the callbacks. However, no one is actively using that now. Remove it. Link: https://lkml.kernel.org/r/20250306175908.66300-10-sj@kernel.org Signed-off-by: SeongJae Park <sj@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--include/linux/damon.h6
1 files changed, 1 insertions, 5 deletions
diff --git a/include/linux/damon.h b/include/linux/damon.h
index eed008b64a23..dab4bb0fe39d 100644
--- a/include/linux/damon.h
+++ b/include/linux/damon.h
@@ -609,12 +609,10 @@ struct damon_operations {
* @after_aggregation: Called after each aggregation.
* @before_damos_apply: Called before applying DAMOS action.
* @before_terminate: Called before terminating the monitoring.
- * @private: User private data.
*
* The monitoring thread (&damon_ctx.kdamond) calls @before_start and
* @before_terminate just before starting and finishing the monitoring,
- * respectively. Therefore, those are good places for installing and cleaning
- * @private.
+ * respectively.
*
* The monitoring thread calls @after_wmarks_check after each DAMON-based
* operation schemes' watermarks check. If users need to make changes to the
@@ -630,8 +628,6 @@ struct damon_operations {
* If any callback returns non-zero, monitoring stops.
*/
struct damon_callback {
- void *private;
-
int (*before_start)(struct damon_ctx *context);
int (*after_wmarks_check)(struct damon_ctx *context);
int (*after_sampling)(struct damon_ctx *context);