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authorHyeongtak Ji <hyeongtak.ji@sk.com>2024-06-14 12:00:05 +0900
committerAndrew Morton <akpm@linux-foundation.org>2024-07-03 19:30:12 -0700
commite36287c6e12d00f2087dc0c4899d8a9c54e22e1c (patch)
tree7d186526aa01534b550195c1507e9df1d1ba71dc /mm/damon/core.c
parent8f75267d22bdf8e3baf70f2fa7092d8c2f58da71 (diff)
mm/damon/sysfs-schemes: add target_nid on sysfs-schemes
This patch adds target_nid under /sys/kernel/mm/damon/admin/kdamonds/<N>/contexts/<N>/schemes/<N>/ The 'target_nid' can be used as the destination node for DAMOS actions such as DAMOS_MIGRATE_{HOT,COLD} in the follow up patches. [sj@kernel.org: document target_nid file] Link: https://lkml.kernel.org/r/20240618213630.84846-3-sj@kernel.org Link: https://lkml.kernel.org/r/20240614030010.751-4-honggyu.kim@sk.com Signed-off-by: Hyeongtak Ji <hyeongtak.ji@sk.com> Signed-off-by: Honggyu Kim <honggyu.kim@sk.com> Signed-off-by: SeongJae Park <sj@kernel.org> Cc: Gregory Price <gregory.price@memverge.com> Cc: Hyeonggon Yoo <42.hyeyoo@gmail.com> Cc: Masami Hiramatsu (Google) <mhiramat@kernel.org> Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Cc: Rakie Kim <rakie.kim@sk.com> Cc: Steven Rostedt (Google) <rostedt@goodmis.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/damon/core.c')
-rw-r--r--mm/damon/core.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/mm/damon/core.c b/mm/damon/core.c
index 6392f1cc97a3..c0ec5be4f56e 100644
--- a/mm/damon/core.c
+++ b/mm/damon/core.c
@@ -354,7 +354,8 @@ struct damos *damon_new_scheme(struct damos_access_pattern *pattern,
enum damos_action action,
unsigned long apply_interval_us,
struct damos_quota *quota,
- struct damos_watermarks *wmarks)
+ struct damos_watermarks *wmarks,
+ int target_nid)
{
struct damos *scheme;
@@ -381,6 +382,8 @@ struct damos *damon_new_scheme(struct damos_access_pattern *pattern,
scheme->wmarks = *wmarks;
scheme->wmarks.activated = true;
+ scheme->target_nid = target_nid;
+
return scheme;
}