Commit 7cd6ca1d authored by Will Deacon's avatar Will Deacon Committed by Catalin Marinas
Browse files

arm64: vdso: Use GFP_KERNEL for allocating compat vdso and signal pages 



There's no need to allocate the compat vDSO and signal pages using
GFP_ATOMIC allocations, so use GFP_KERNEL instead.

Signed-off-by: default avatarWill Deacon <will@kernel.org>
Reviewed-by: default avatarVincenzo Frascino <vincenzo.frascino@arm.com>
Link: https://lore.kernel.org/r/20210318170738.7756-2-will@kernel.org


Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 1e28eed1

arch/arm64/kernel/vdso.c

+2 −2
Original line number Diff line number Diff line
@@ -299,7 +299,7 @@ static int aarch32_alloc_kuser_vdso_page(void) 
	if (!IS_ENABLED(CONFIG_KUSER_HELPERS))

		return 0;



	vdso_page = get_zeroed_page(GFP_ATOMIC);

	vdso_page = get_zeroed_page(GFP_KERNEL);

	if (!vdso_page)

		return -ENOMEM;
@@ -316,7 +316,7 @@ static int aarch32_alloc_sigpage(void) 
	int sigret_sz = __aarch32_sigret_code_end - __aarch32_sigret_code_start;

	unsigned long sigpage;



	sigpage = get_zeroed_page(GFP_ATOMIC);

	sigpage = get_zeroed_page(GFP_KERNEL);

	if (!sigpage)

		return -ENOMEM;