mm/damon/core: fix ignored quota goals and filters of newly committed schemes

damon_commit_schemes() ignores quota goals and filters of the newly
committed schemes.  This makes users confused about the behaviors.
Correctly handle those inputs.

Link: https://lkml.kernel.org/r/20241222231222.85060-3-sj@kernel.org
Fixes: 9cb3d0b9dfce ("mm/damon/core: implement DAMON context commit function")
Signed-off-by: SeongJae Park <sj@kernel.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/damon/core.c b/mm/damon/core.c
index dc52361f18634004607be16ad4510b891d1a283d..0776452a1abbb0562376636a63340892fd399fc8 100644 (file)
--- a/mm/damon/core.c
+++ b/mm/damon/core.c
@@ -868,6 +868,11 @@ static int damon_commit_schemes(struct damon_ctx *dst, struct damon_ctx *src)
                                NUMA_NO_NODE);
                if (!new_scheme)
                        return -ENOMEM;
+               err = damos_commit(new_scheme, src_scheme);
+               if (err) {
+                       damon_destroy_scheme(new_scheme);
+                       return err;
+               }
                damon_add_scheme(dst, new_scheme);
        }
        return 0;