arm64: compat: Refactor aarch32_alloc_vdso_pages()

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aarch32_alloc_vdso_pages() needs to be refactored to make it
easier to disable kuser helpers.

Divide the function in aarch32_alloc_kuser_vdso_page() and
aarch32_alloc_sigreturn_vdso_page().

Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
[will: Inlined sigpage allocation to simplify error paths]
Signed-off-by: Will Deacon <will.deacon@arm.com>

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Vincenzo Frascino 2019-04-15 10:49:36 +01:00 • committed by Will Deacon

parent d1e5ca64d5

commit 1255a7341b

1 changed files with 26 additions and 26 deletions

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arch/arm64/kernel/vdso.c

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