[tip: timers/core] MIPS: vdso: Use generic union vdso_data_store

[tip-bot2 for Anna-Maria Behnsen]

The following commit has been merged into the timers/core branch of tip:

Commit-ID:     d697a9997a0dfd1fcb26144f383c38e371b191b0
Gitweb:        https://git.kernel.org/tip/d697a9997a0dfd1fcb26144f383c38e371b191b0
Author:        Anna-Maria Behnsen <anna-maria@xxxxxxxxxxxxx>
AuthorDate:    Mon, 19 Feb 2024 16:39:38 +01:00
Committer:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Tue, 20 Feb 2024 20:56:01 +01:00

MIPS: 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@xxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Reviewed-by: Vincenzo Frascino <vincenzo.frascino@xxxxxxx>
Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20240219153939.75719-10-anna-maria@xxxxxxxxxxxxx

---
 arch/mips/include/asm/vdso.h | 5 -----
 arch/mips/kernel/vdso.c      | 2 +-
 2 files changed, 1 insertion(+), 6 deletions(-)

diff --git a/arch/mips/include/asm/vdso.h b/arch/mips/include/asm/vdso.h
index cc7b516..afb03d4 100644
--- a/arch/mips/include/asm/vdso.h
+++ b/arch/mips/include/asm/vdso.h
@@ -50,9 +50,4 @@ extern struct mips_vdso_image vdso_image_o32;
 extern struct mips_vdso_image vdso_image_n32;
 #endif
 
-union mips_vdso_data {
-	struct vdso_data data[CS_BASES];
-	u8 page[PAGE_SIZE];
-};
-
 #endif /* __ASM_VDSO_H */
diff --git a/arch/mips/kernel/vdso.c b/arch/mips/kernel/vdso.c
index f6d40e4..dda36fa 100644
--- a/arch/mips/kernel/vdso.c
+++ b/arch/mips/kernel/vdso.c
@@ -24,7 +24,7 @@
 #include <vdso/vsyscall.h>
 
 /* Kernel-provided data used by the VDSO. */
-static union mips_vdso_data mips_vdso_data __page_aligned_data;
+static union vdso_data_store mips_vdso_data __page_aligned_data;
 struct vdso_data *vdso_data = mips_vdso_data.data;
 
 /*