Messages in this thread Patch in this message | | | From | "Peng Fan (OSS)" <> | Subject | [PATCH 1/2] arm64: mm: apply __ro_after_init to memory_limit | Date | Wed, 15 Dec 2021 14:45:58 +0800 |
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From: Peng Fan <peng.fan@nxp.com>
This variable is only set during initialization, so mark with __ro_after_init.
Signed-off-by: Peng Fan <peng.fan@nxp.com> --- arch/arm64/mm/init.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index a8834434af99..db63cc885771 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -172,7 +172,7 @@ int pfn_is_map_memory(unsigned long pfn) } EXPORT_SYMBOL(pfn_is_map_memory); -static phys_addr_t memory_limit = PHYS_ADDR_MAX; +static phys_addr_t memory_limit __ro_after_init = PHYS_ADDR_MAX; /* * Limit the memory size that was specified via FDT. -- 2.25.1
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