[PATCH 2/4] sh: set node_possible_map in do_init_bootmem()
Sang-Heon Jeon <[email protected]> Thu, 2 Jul 2026 02:18:49 +0900
| Newsgroups | org.kernel.vger.linux-sh,org.kernel.vger.linux-kernel,org.kvack.linux-mm |
|---|---|
| Message-ID | <[email protected]> |
Unlike other NUMA architectures, sh never sets node_possible_map. do_init_bootmem() marks node 0 online and plat_mem_setup() marks the rest online, after which node_online_map does not change, so set node_possible_map from node_online_map. Signed-off-by: Sang-Heon Jeon <[email protected]> --- arch/sh/mm/init.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index 110308bdef01..13954d7bbdae 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -227,6 +227,8 @@ static void __init do_init_bootmem(void) node_set_online(0); plat_mem_setup(); + + node_possible_map = node_online_map; } static void __init early_reserve_mem(void) -- 2.43.0