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authorTakashi Iwai <tiwai@suse.de>2025-12-01 16:25:31 +0100
committerTakashi Iwai <tiwai@suse.de>2025-12-01 16:25:31 +0100
commit72987d2ddc7e4d883d23be87eb858a003b81e2e0 (patch)
tree9d7120886e71d3ec864f8967e3f25c7bcae6bcd9 /mm/damon/stat.c
parentb72a6ddf6af225957d4b36f858d2a67b2e31fab6 (diff)
parent324f3e03e8a85931ce0880654e3c3eb38b0f0bba (diff)
Merge branch 'for-linus' into for-next
Pull remaining 6.18-devel changes. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'mm/damon/stat.c')
-rw-r--r--mm/damon/stat.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/mm/damon/stat.c b/mm/damon/stat.c
index d8010968bbed..bf8626859902 100644
--- a/mm/damon/stat.c
+++ b/mm/damon/stat.c
@@ -46,6 +46,8 @@ MODULE_PARM_DESC(aggr_interval_us,
static struct damon_ctx *damon_stat_context;
+static unsigned long damon_stat_last_refresh_jiffies;
+
static void damon_stat_set_estimated_memory_bandwidth(struct damon_ctx *c)
{
struct damon_target *t;
@@ -130,13 +132,12 @@ static void damon_stat_set_idletime_percentiles(struct damon_ctx *c)
static int damon_stat_damon_call_fn(void *data)
{
struct damon_ctx *c = data;
- static unsigned long last_refresh_jiffies;
/* avoid unnecessarily frequent stat update */
- if (time_before_eq(jiffies, last_refresh_jiffies +
+ if (time_before_eq(jiffies, damon_stat_last_refresh_jiffies +
msecs_to_jiffies(5 * MSEC_PER_SEC)))
return 0;
- last_refresh_jiffies = jiffies;
+ damon_stat_last_refresh_jiffies = jiffies;
aggr_interval_us = c->attrs.aggr_interval;
damon_stat_set_estimated_memory_bandwidth(c);
@@ -210,6 +211,8 @@ static int damon_stat_start(void)
err = damon_start(&damon_stat_context, 1, true);
if (err)
return err;
+
+ damon_stat_last_refresh_jiffies = jiffies;
call_control.data = damon_stat_context;
return damon_call(damon_stat_context, &call_control);
}