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arm64: mm: drop unused __pa(__idmap_text_start)

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x5 is not used in the following map_memory. Instead,
__pa(__idmap_text_start) is stored in x3 which is used later.

Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Link: https://lore.kernel.org/r/20210518101405.1048860-4-aisheng.dong@nxp.com
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Dong Aisheng 2021-05-18 18:14:04 +08:00 committed by Will Deacon
parent c70fe14f83
commit f91671b541
1 changed files with 0 additions and 1 deletions
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arch/arm64/kernel/head.S
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@ -354,7 +354,6 @@ SYM_FUNC_START_LOCAL(__create_page_tables)
#endif #endif
1: 1:
ldr_l x4, idmap_ptrs_per_pgd ldr_l x4, idmap_ptrs_per_pgd
mov x5, x3 // __pa(__idmap_text_start)
adr_l x6, __idmap_text_end // __pa(__idmap_text_end) adr_l x6, __idmap_text_end // __pa(__idmap_text_end)
map_memory x0, x1, x3, x6, x7, x3, x4, x10, x11, x12, x13, x14 map_memory x0, x1, x3, x6, x7, x3, x4, x10, x11, x12, x13, x14