[RFC PATCH 1/2] mm/damon/core: export symbols for supporting loadable modules

From: SeongJae Park
Date: Tue Nov 21 2023 - 00:36:49 EST


Expose DAMON core symbols for supporting minimum functionality from
loadable modules.

Signed-off-by: SeongJae Park <sj@xxxxxxxxxx>
---
mm/damon/core.c | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/mm/damon/core.c b/mm/damon/core.c
index c080a16f6bdd..8ab8c902b9e2 100644
--- a/mm/damon/core.c
+++ b/mm/damon/core.c
@@ -111,6 +111,7 @@ int damon_select_ops(struct damon_ctx *ctx, enum damon_ops_id id)
mutex_unlock(&damon_ops_lock);
return err;
}
+EXPORT_SYMBOL(damon_select_ops);

/*
* Construct a damon_region struct
@@ -353,6 +354,7 @@ struct damos *damon_new_scheme(struct damos_access_pattern *pattern,

return scheme;
}
+EXPORT_SYMBOL(damon_new_scheme);

static void damos_set_next_apply_sis(struct damos *s, struct damon_ctx *ctx)
{
@@ -390,6 +392,7 @@ void damon_destroy_scheme(struct damos *s)
damon_del_scheme(s);
damon_free_scheme(s);
}
+EXPORT_SYMBOL(damon_destroy_scheme);

/*
* Construct a damon_target struct
@@ -411,11 +414,13 @@ struct damon_target *damon_new_target(void)

return t;
}
+EXPORT_SYMBOL(damon_new_target);

void damon_add_target(struct damon_ctx *ctx, struct damon_target *t)
{
list_add_tail(&t->list, &ctx->adaptive_targets);
}
+EXPORT_SYMBOL(damon_add_target);

bool damon_targets_empty(struct damon_ctx *ctx)
{
@@ -493,6 +498,7 @@ struct damon_ctx *damon_new_ctx(void)

return ctx;
}
+EXPORT_SYMBOL(damon_new_ctx);

static void damon_destroy_targets(struct damon_ctx *ctx)
{
@@ -518,6 +524,7 @@ void damon_destroy_ctx(struct damon_ctx *ctx)

kfree(ctx);
}
+EXPORT_SYMBOL(damon_destroy_ctx);

static unsigned int damon_age_for_new_attrs(unsigned int age,
struct damon_attrs *old_attrs, struct damon_attrs *new_attrs)
@@ -645,6 +652,7 @@ void damon_set_schemes(struct damon_ctx *ctx, struct damos **schemes,
for (i = 0; i < nr_schemes; i++)
damon_add_scheme(ctx, schemes[i]);
}
+EXPORT_SYMBOL(damon_set_schemes);

/**
* damon_nr_running_ctxs() - Return number of currently running contexts.
@@ -748,6 +756,7 @@ int damon_start(struct damon_ctx **ctxs, int nr_ctxs, bool exclusive)

return err;
}
+EXPORT_SYMBOL(damon_start);

/*
* __damon_stop() - Stops monitoring of a given context.
@@ -791,6 +800,7 @@ int damon_stop(struct damon_ctx **ctxs, int nr_ctxs)
}
return err;
}
+EXPORT_SYMBOL(damon_stop);

/*
* Reset the aggregated monitoring results ('nr_accesses' of each region).
--
2.34.1