[PATCH 1/5] arm64: vdso: Use GFP_KERNEL for allocating compat vdso and signal pages
From: Will Deacon <will@kernel.org>
Date: 2021-03-18 17:09:44
Subsystem:
arm64 port (aarch64 architecture), the rest · Maintainers:
Catalin Marinas, Will Deacon, Linus Torvalds
There's no need to allocate the compat vDSO and signal pages using GFP_ATOMIC allocations, so use GFP_KERNEL instead. Signed-off-by: Will Deacon <will@kernel.org> --- arch/arm64/kernel/vdso.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/kernel/vdso.c b/arch/arm64/kernel/vdso.c
index cee5d04ea9ad..2d057a4dc787 100644
--- a/arch/arm64/kernel/vdso.c
+++ b/arch/arm64/kernel/vdso.c@@ -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;
--
2.31.0.rc2.261.g7f71774620-goog
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