git: b6a3bda9bc2e - stable/13 - x86 atomics: Remove unused WANT_FUNCTIONS

The branch stable/13 has been updated by olce:

URL: https://cgit.FreeBSD.org/src/commit/?id=b6a3bda9bc2eebbc7630ec7a9ccb27ca923ef596

commit b6a3bda9bc2eebbc7630ec7a9ccb27ca923ef596
Author:     Olivier Certner <olce@FreeBSD.org>
AuthorDate: 2024-12-09 16:13:09 +0000
Commit:     Olivier Certner <olce@FreeBSD.org>
CommitDate: 2025-01-17 12:24:53 +0000

    x86 atomics: Remove unused WANT_FUNCTIONS
    
    This macro has not been in use since commit "inline atomics and allow tied
    modules to inline locks" (r335873, f4b3640475cec929).
    
    Reviewed by:    markj, kib, emaste, imp
    MFC after:      5 days
    Sponsored by:   The FreeBSD Foundation
    Differential Revision:  https://reviews.freebsd.org/D48061
    
    (cherry picked from commit fa368cc86cebe7185b3a99d4f6083033da377eee)
---
 sys/amd64/include/atomic.h |  3 ---
 sys/i386/include/atomic.h  | 15 ---------------
 2 files changed, 18 deletions(-)

diff --git a/sys/amd64/include/atomic.h b/sys/amd64/include/atomic.h
index c1816ac4fb8b..da4e42cd0763 100644
--- a/sys/amd64/include/atomic.h
+++ b/sys/amd64/include/atomic.h
@@ -418,7 +418,6 @@ ATOMIC_LOADSTORE(long);
 #undef ATOMIC_LOAD
 #undef ATOMIC_STORE
 #undef ATOMIC_LOADSTORE
-#ifndef WANT_FUNCTIONS
 
 /* Read the current value and store a new value in the destination. */
 #ifdef __GNUCLIKE_ASM
@@ -632,8 +631,6 @@ u_long	atomic_swap_long(volatile u_long *p, u_long v);
 #define	atomic_swap_ptr		atomic_swap_long
 #define	atomic_readandclear_ptr	atomic_readandclear_long
 
-#endif /* !WANT_FUNCTIONS */
-
 #endif /* !SAN_NEEDS_INTERCEPTORS || SAN_RUNTIME */
 
 #endif /* !_MACHINE_ATOMIC_H_ */
diff --git a/sys/i386/include/atomic.h b/sys/i386/include/atomic.h
index 2ccd206a35ec..d8c7d231cc73 100644
--- a/sys/i386/include/atomic.h
+++ b/sys/i386/include/atomic.h
@@ -339,17 +339,6 @@ atomic_thread_fence_seq_cst(void)
 
 #ifdef _KERNEL
 
-#ifdef WANT_FUNCTIONS
-int		atomic_cmpset_64_i386(volatile uint64_t *, uint64_t, uint64_t);
-int		atomic_cmpset_64_i586(volatile uint64_t *, uint64_t, uint64_t);
-uint64_t	atomic_load_acq_64_i386(const volatile uint64_t *);
-uint64_t	atomic_load_acq_64_i586(const volatile uint64_t *);
-void		atomic_store_rel_64_i386(volatile uint64_t *, uint64_t);
-void		atomic_store_rel_64_i586(volatile uint64_t *, uint64_t);
-uint64_t	atomic_swap_64_i386(volatile uint64_t *, uint64_t);
-uint64_t	atomic_swap_64_i586(volatile uint64_t *, uint64_t);
-#endif
-
 /* I486 does not support SMP or CMPXCHG8B. */
 static __inline int
 atomic_cmpset_64_i386(volatile uint64_t *dst, uint64_t expect, uint64_t src)
@@ -660,8 +649,6 @@ ATOMIC_LOADSTORE(long);
 #undef ATOMIC_STORE
 #undef ATOMIC_LOADSTORE
 
-#ifndef WANT_FUNCTIONS
-
 static __inline int
 atomic_cmpset_long(volatile u_long *dst, u_long expect, u_long src)
 {
@@ -921,8 +908,6 @@ u_long	atomic_swap_long(volatile u_long *p, u_long v);
 #define	atomic_readandclear_ptr(p) \
 	atomic_readandclear_int((volatile u_int *)(p))
 
-#endif /* !WANT_FUNCTIONS */
-
 #if defined(_KERNEL)
 #define	mb()	__mbk()
 #define	wmb()	__mbk()