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authorGavin Shan2020-04-28 09:46:55 +1000
committerWill Deacon2020-04-28 14:11:12 +0100
commit68ecabd0e680a4ceaf950ae189a55d4730d10c64 (patch)
tree76d0e0d489baf4d29b6c06926edd4e6decee662a /samples/bpf/test_cgrp2_sock2.c
parent2eaf63ba84dc2fa4cecd717e917ea882be08069b (diff)
arm64/mm: Use phys_to_page() to access pgtable memory
The macros {pgd, pud, pmd}_page() retrieves the page struct of the corresponding page frame, which is reserved as page table. There is already a macro (phys_to_page), defined in memory.h as below, to convert the physical address to the page struct. Also, the header file (memory.h) has been included by pgtable.h. #define phys_to_page(phys) (pfn_to_page(__phys_to_pfn(phys))) So it's reasonable to use the macro in pgtable.h. Signed-off-by: Gavin Shan <gshan@redhat.com> Reviewed-by: Mark Rutland <mark.rutland@arm.com> Link: https://lore.kernel.org/r/20200427234655.111847-1-gshan@redhat.com Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'samples/bpf/test_cgrp2_sock2.c')
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