diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0616-arm64-mm-Limit-the-DMA-zone-for-arm64.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0616-arm64-mm-Limit-the-DMA-zone-for-arm64.patch | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0616-arm64-mm-Limit-the-DMA-zone-for-arm64.patch b/target/linux/bcm27xx/patches-4.19/950-0616-arm64-mm-Limit-the-DMA-zone-for-arm64.patch deleted file mode 100644 index 41261cd0d1..0000000000 --- a/target/linux/bcm27xx/patches-4.19/950-0616-arm64-mm-Limit-the-DMA-zone-for-arm64.patch +++ /dev/null @@ -1,25 +0,0 @@ -From 2722f08c4c59901bd506184e2dcbbbd532aef0b3 Mon Sep 17 00:00:00 2001 -From: Andrei Gherzan <andrei@balena.io> -Date: Tue, 16 Jul 2019 13:28:22 +0100 -Subject: [PATCH] arm64/mm: Limit the DMA zone for arm64 - -On RaspberryPi, only the first 1Gb can be used for DMA[1]. - -[1] http://lists.infradead.org/pipermail/linux-arm-kernel/2019-July/665986.html - -Signed-off-by: Andrei Gherzan <andrei@balena.io> ---- - arch/arm64/mm/init.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/arch/arm64/mm/init.c -+++ b/arch/arm64/mm/init.c -@@ -224,7 +224,7 @@ static void __init reserve_elfcorehdr(vo - static phys_addr_t __init max_zone_dma_phys(void) - { - phys_addr_t offset = memblock_start_of_DRAM() & GENMASK_ULL(63, 32); -- return min(offset + (1ULL << 32), memblock_end_of_DRAM()); -+ return min(offset + (1ULL << 30), memblock_end_of_DRAM()); - } - - #ifdef CONFIG_NUMA |