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authorMike Rapoport <rppt@linux.ibm.com>2021-06-29 05:42:49 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-06-29 20:53:55 +0300
commit5ab06e10990c3a04e00318c5ca93048c0f53a0a7 (patch)
tree8038e8490b7f1d1e9a5c96da207ac1b10d1eca12 /arch/m68k/mm/init.c
parent8b793b442051550b6cc694213e276587e01bddcb (diff)
downloadlinux-5ab06e10990c3a04e00318c5ca93048c0f53a0a7.tar.xz
m68k: remove support for DISCONTIGMEM
DISCONTIGMEM was replaced by FLATMEM with freeing of the unused memory map in v5.11. Remove the support for DISCONTIGMEM entirely. Link: https://lkml.kernel.org/r/20210608091316.3622-5-rppt@kernel.org Signed-off-by: Mike Rapoport <rppt@linux.ibm.com> Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Arnd Bergmann <arnd@arndb.de> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Matt Turner <mattst88@gmail.com> Cc: Richard Henderson <rth@twiddle.net> Cc: Vineet Gupta <vgupta@synopsys.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/m68k/mm/init.c')
-rw-r--r--arch/m68k/mm/init.c20
1 files changed, 0 insertions, 20 deletions
diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c
index 1759ab875d47..5d749e188246 100644
--- a/arch/m68k/mm/init.c
+++ b/arch/m68k/mm/init.c
@@ -44,28 +44,8 @@ EXPORT_SYMBOL(empty_zero_page);
int m68k_virt_to_node_shift;
-#ifdef CONFIG_DISCONTIGMEM
-pg_data_t pg_data_map[MAX_NUMNODES];
-EXPORT_SYMBOL(pg_data_map);
-
-pg_data_t *pg_data_table[65];
-EXPORT_SYMBOL(pg_data_table);
-#endif
-
void __init m68k_setup_node(int node)
{
-#ifdef CONFIG_DISCONTIGMEM
- struct m68k_mem_info *info = m68k_memory + node;
- int i, end;
-
- i = (unsigned long)phys_to_virt(info->addr) >> __virt_to_node_shift();
- end = (unsigned long)phys_to_virt(info->addr + info->size - 1) >> __virt_to_node_shift();
- for (; i <= end; i++) {
- if (pg_data_table[i])
- pr_warn("overlap at %u for chunk %u\n", i, node);
- pg_data_table[i] = pg_data_map + node;
- }
-#endif
node_set_online(node);
}