ARM: head.S: use PC relative insn sequence to calculate PHYS_OFFSET

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Replace the open coded arithmetic with a simple adr_l/sub pair. This
removes some open coded arithmetic involving virtual addresses, avoids
literal pools on v7+, and slightly reduces the footprint of the code.

Reviewed-by: Nicolas Pitre <nico@fluxnic.net>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>

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Ard Biesheuvel 2020-09-14 11:25:46 +03:00

parent d74d2b2250

commit 3bcf906b19

1 changed files with 2 additions and 8 deletions

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arch/arm/kernel/head.S

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