diff options
Diffstat (limited to 'mm/damon/sysfs.c')
| -rw-r--r-- | mm/damon/sysfs.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/mm/damon/sysfs.c b/mm/damon/sysfs.c index 7472404456..1f891e18b4 100644 --- a/mm/damon/sysfs.c +++ b/mm/damon/sysfs.c @@ -995,6 +995,11 @@ enum damon_sysfs_cmd { /* @DAMON_SYSFS_CMD_COMMIT: Update kdamond inputs. */ DAMON_SYSFS_CMD_COMMIT, /* + * @DAMON_SYSFS_CMD_COMMIT_SCHEMES_QUOTA_GOALS: Commit the quota goals + * to DAMON. + */ + DAMON_SYSFS_CMD_COMMIT_SCHEMES_QUOTA_GOALS, + /* * @DAMON_SYSFS_CMD_UPDATE_SCHEMES_STATS: Update scheme stats sysfs * files. */ @@ -1025,6 +1030,7 @@ static const char * const damon_sysfs_cmd_strs[] = { "on", "off", "commit", + "commit_schemes_quota_goals", "update_schemes_stats", "update_schemes_tried_bytes", "update_schemes_tried_regions", @@ -1351,6 +1357,24 @@ static int damon_sysfs_commit_input(struct damon_sysfs_kdamond *kdamond) kdamond->contexts->contexts_arr[0]); } +static int damon_sysfs_commit_schemes_quota_goals( + struct damon_sysfs_kdamond *sysfs_kdamond) +{ + struct damon_ctx *ctx; + struct damon_sysfs_context *sysfs_ctx; + + if (!damon_sysfs_kdamond_running(sysfs_kdamond)) + return -EINVAL; + /* TODO: Support multiple contexts per kdamond */ + if (sysfs_kdamond->contexts->nr != 1) + return -EINVAL; + + ctx = sysfs_kdamond->damon_ctx; + sysfs_ctx = sysfs_kdamond->contexts->contexts_arr[0]; + damos_sysfs_set_quota_scores(sysfs_ctx->schemes, ctx); + return 0; +} + /* * damon_sysfs_cmd_request_callback() - DAMON callback for handling requests. * @c: The DAMON context of the callback. @@ -1379,6 +1403,9 @@ static int damon_sysfs_cmd_request_callback(struct damon_ctx *c, bool active) case DAMON_SYSFS_CMD_COMMIT: err = damon_sysfs_commit_input(kdamond); break; + case DAMON_SYSFS_CMD_COMMIT_SCHEMES_QUOTA_GOALS: + err = damon_sysfs_commit_schemes_quota_goals(kdamond); + break; case DAMON_SYSFS_CMD_UPDATE_SCHEMES_TRIED_BYTES: total_bytes_only = true; fallthrough; |