6.6-stable review patch. If anyone has any objections, please let me know.
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From: Petr Tesarik ptesarik@suse.com
commit c37325cbd91abe3bfab280b3b09947155abe8e07 upstream.
Remove dead code. LoongArch does not have a DMA memory zone (24bit DMA). The architecture does not even define MAX_DMA_PFN.
Cc: stable@vger.kernel.org Reviewed-by: Mike Rapoport (Microsoft) rppt@kernel.org Signed-off-by: Petr Tesarik ptesarik@suse.com Signed-off-by: Huacai Chen chenhuacai@loongson.cn Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- arch/loongarch/mm/init.c | 3 --- 1 file changed, 3 deletions(-)
--- a/arch/loongarch/mm/init.c +++ b/arch/loongarch/mm/init.c @@ -64,9 +64,6 @@ void __init paging_init(void) { unsigned long max_zone_pfns[MAX_NR_ZONES];
-#ifdef CONFIG_ZONE_DMA - max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN; -#endif #ifdef CONFIG_ZONE_DMA32 max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN; #endif