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csky/vdso: Use generic union vdso_data_store 

There is already a generic union definition for vdso_data_store in the vdso
datapage header.

Use this definition to prevent code duplication.

Signed-off-by: Anna-Maria Behnsen <anna-maria@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Guo Ren <guoren@kernel.org>
Link: https://lore.kernel.org/r/20240219153939.75719-11-anna-maria@linutronix.de
This commit is contained in:
Anna-Maria Behnsen 2024-02-19 16:39:39 +01:00 committed by Thomas Gleixner
parent d697a9997a
commit 56145a0f84
1 changed files with 2 additions and 8 deletions
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10
arch/csky/kernel/vdso.c
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@ -15,14 +15,8 @@ extern char vdso_start[], vdso_end[];
static unsigned int vdso_pages;
static struct page **vdso_pagelist;
/*
* The vDSO data page.
*/
static union {
struct vdso_data data;
u8 page[PAGE_SIZE];
} vdso_data_store __page_aligned_data;
struct vdso_data *vdso_data = &vdso_data_store.data;
static union vdso_data_store vdso_data_store __page_aligned_data;
struct vdso_data *vdso_data = vdso_data_store.data;
static int __init vdso_init(void)
{