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-rw-r--r--mm/memcontrol.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 1ed40f9d3a27..61932c9215e7 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -7971,9 +7971,13 @@ bool mem_cgroup_swap_full(struct folio *folio)
static int __init setup_swap_account(char *s)
{
- pr_warn_once("The swapaccount= commandline option is deprecated. "
- "Please report your usecase to linux-mm@kvack.org if you "
- "depend on this functionality.\n");
+ bool res;
+
+ if (!kstrtobool(s, &res) && !res)
+ pr_warn_once("The swapaccount=0 commandline option is deprecated "
+ "in favor of configuring swap control via cgroupfs. "
+ "Please report your usecase to linux-mm@kvack.org if you "
+ "depend on this functionality.\n");
return 1;
}
__setup("swapaccount=", setup_swap_account);