[tip: timers/vdso] vdso: Remove remnants of architecture-specific random state storage

[tip-bot2 for Thomas Weißschuh]

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

Commit-ID:     998a8a2608199fc07c3a49200c73708e9df01e0f
Gitweb:        https://git.kernel.org/tip/998a8a2608199fc07c3a49200c73708e9df01e0f
Author:        Thomas Weißschuh <thomas.weissschuh@xxxxxxxxxxxxx>
AuthorDate:    Tue, 04 Feb 2025 13:05:49 +01:00
Committer:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Fri, 21 Feb 2025 09:54:03 +01:00

vdso: Remove remnants of architecture-specific random state storage

All users of the random vDSO are using the generic storage
implementation. Remove the now unnecessary compatibility accessor
functions and symbols.

Co-developed-by: Nam Cao <namcao@xxxxxxxxxxxxx>
Signed-off-by: Nam Cao <namcao@xxxxxxxxxxxxx>
Signed-off-by: Thomas Weißschuh <thomas.weissschuh@xxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/all/20250204-vdso-store-rng-v3-17-13a4669dfc8c@xxxxxxxxxxxxx

---
 include/asm-generic/vdso/vsyscall.h | 5 -----
 include/vdso/datapage.h             | 1 -
 2 files changed, 6 deletions(-)

diff --git a/include/asm-generic/vdso/vsyscall.h b/include/asm-generic/vdso/vsyscall.h
index a5f973e..13e2ac3 100644
--- a/include/asm-generic/vdso/vsyscall.h
+++ b/include/asm-generic/vdso/vsyscall.h
@@ -32,11 +32,6 @@ static __always_inline struct vdso_data *__arch_get_k_vdso_data(void)
 
 #define __arch_get_vdso_u_time_data __arch_get_vdso_data
 
-#ifndef __arch_get_vdso_u_rng_data
-#define __arch_get_vdso_u_rng_data() __arch_get_vdso_rng_data()
-#endif
-#define vdso_k_rng_data __arch_get_k_vdso_rng_data()
-
 #endif /* CONFIG_GENERIC_VDSO_DATA_STORE */
 
 #ifndef __arch_update_vsyscall
diff --git a/include/vdso/datapage.h b/include/vdso/datapage.h
index 46658b3..497907c 100644
--- a/include/vdso/datapage.h
+++ b/include/vdso/datapage.h
@@ -152,7 +152,6 @@ struct vdso_rng_data {
 #ifndef CONFIG_GENERIC_VDSO_DATA_STORE
 extern struct vdso_time_data _vdso_data[CS_BASES] __attribute__((visibility("hidden")));
 extern struct vdso_time_data _timens_data[CS_BASES] __attribute__((visibility("hidden")));
-extern struct vdso_rng_data _vdso_rng_data __attribute__((visibility("hidden")));
 #else
 extern struct vdso_time_data vdso_u_time_data[CS_BASES] __attribute__((visibility("hidden")));
 extern struct vdso_rng_data vdso_u_rng_data __attribute__((visibility("hidden")));