diff options
| author | KarimAllah Ahmed <karahmed@amazon.de> | 2021-01-15 11:45:43 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-03 17:44:37 +0100 |
| commit | 86ac82a7c708acf4738c396228be7b8fdaae4d99 (patch) | |
| tree | 997e10d015336b7c3d295b46f9ea494bf952735a /drivers/of | |
| parent | 225dd0f10d2a450dfc4c11c30bdac1e2e4456b12 (diff) | |
fdt: Properly handle "no-map" field in the memory region
[ Upstream commit 86588296acbfb1591e92ba60221e95677ecadb43 ]
Mark the memory region with NOMAP flag instead of completely removing it
from the memory blocks. That makes the FDT handling consistent with the EFI
memory map handling.
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Frank Rowand <frowand.list@gmail.com>
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: KarimAllah Ahmed <karahmed@amazon.de>
Signed-off-by: Quentin Perret <qperret@google.com>
Link: https://lore.kernel.org/r/20210115114544.1830068-2-qperret@google.com
Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/of')
| -rw-r--r-- | drivers/of/fdt.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index e9360d5cbcba..f90b626269ab 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -1159,7 +1159,7 @@ int __init __weak early_init_dt_reserve_memory_arch(phys_addr_t base, phys_addr_t size, bool nomap) { if (nomap) - return memblock_remove(base, size); + return memblock_mark_nomap(base, size); return memblock_reserve(base, size); } |