Messages in this thread | | | Subject | Re: [PATCH 1/2] arm64: mm: apply __ro_after_init to memory_limit | From | Anshuman Khandual <> | Date | Fri, 21 Jan 2022 07:58:39 +0530 |
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On 12/15/21 12:15 PM, Peng Fan (OSS) wrote: > 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. >
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
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