From: guoren@kernel.org To: palmer@rivosinc.com, heiko@sntech.de, hch@infradead.org, arnd@arndb.de, peterz@infradead.org, will@kernel.org, boqun.feng@gmail.com, longman@redhat.com, shorne@gmail.com, conor.dooley@microchip.com Cc: linux-csky@vger.kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Guo Ren <guoren@linux.alibaba.com>, Guo Ren <guoren@kernel.org> Subject: [PATCH V9 07/15] riscv: cmpxchg: Remove xchg32 and xchg64 Date: Mon, 8 Aug 2022 03:13:10 -0400 [thread overview] Message-ID: <20220808071318.3335746-8-guoren@kernel.org> (raw) In-Reply-To: <20220808071318.3335746-1-guoren@kernel.org> From: Guo Ren <guoren@linux.alibaba.com> The xchg32 and xchg64 are unused, so remove them. Signed-off-by: Guo Ren <guoren@linux.alibaba.com> Signed-off-by: Guo Ren <guoren@kernel.org> --- arch/riscv/include/asm/cmpxchg.h | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/arch/riscv/include/asm/cmpxchg.h b/arch/riscv/include/asm/cmpxchg.h index 67ab6375b650..567ed2e274c4 100644 --- a/arch/riscv/include/asm/cmpxchg.h +++ b/arch/riscv/include/asm/cmpxchg.h @@ -76,18 +76,6 @@ (__typeof__(*(ptr))) __xchg((ptr), _x_, sizeof(*(ptr))); \ }) -#define xchg32(ptr, x) \ -({ \ - BUILD_BUG_ON(sizeof(*(ptr)) != 4); \ - arch_xchg((ptr), (x)); \ -}) - -#define xchg64(ptr, x) \ -({ \ - BUILD_BUG_ON(sizeof(*(ptr)) != 8); \ - arch_xchg((ptr), (x)); \ -}) - /* * Atomic compare and exchange. Compare OLD with MEM, if identical, * store NEW in MEM. Return the initial value in MEM. Success is -- 2.36.1 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv
WARNING: multiple messages have this Message-ID (diff)
From: guoren@kernel.org To: palmer@rivosinc.com, heiko@sntech.de, hch@infradead.org, arnd@arndb.de, peterz@infradead.org, will@kernel.org, boqun.feng@gmail.com, longman@redhat.com, shorne@gmail.com, conor.dooley@microchip.com Cc: linux-csky@vger.kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Guo Ren <guoren@linux.alibaba.com>, Guo Ren <guoren@kernel.org> Subject: [PATCH V9 07/15] riscv: cmpxchg: Remove xchg32 and xchg64 Date: Mon, 8 Aug 2022 03:13:10 -0400 [thread overview] Message-ID: <20220808071318.3335746-8-guoren@kernel.org> (raw) In-Reply-To: <20220808071318.3335746-1-guoren@kernel.org> From: Guo Ren <guoren@linux.alibaba.com> The xchg32 and xchg64 are unused, so remove them. Signed-off-by: Guo Ren <guoren@linux.alibaba.com> Signed-off-by: Guo Ren <guoren@kernel.org> --- arch/riscv/include/asm/cmpxchg.h | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/arch/riscv/include/asm/cmpxchg.h b/arch/riscv/include/asm/cmpxchg.h index 67ab6375b650..567ed2e274c4 100644 --- a/arch/riscv/include/asm/cmpxchg.h +++ b/arch/riscv/include/asm/cmpxchg.h @@ -76,18 +76,6 @@ (__typeof__(*(ptr))) __xchg((ptr), _x_, sizeof(*(ptr))); \ }) -#define xchg32(ptr, x) \ -({ \ - BUILD_BUG_ON(sizeof(*(ptr)) != 4); \ - arch_xchg((ptr), (x)); \ -}) - -#define xchg64(ptr, x) \ -({ \ - BUILD_BUG_ON(sizeof(*(ptr)) != 8); \ - arch_xchg((ptr), (x)); \ -}) - /* * Atomic compare and exchange. Compare OLD with MEM, if identical, * store NEW in MEM. Return the initial value in MEM. Success is -- 2.36.1
next prev parent reply other threads:[~2022-08-08 7:14 UTC|newest] Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-08-08 7:13 [PATCH V9 00/15] arch: Add qspinlock support and atomic cleanup guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 01/15] asm-generic: ticket-lock: Remove unnecessary atomic_read guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 02/15] asm-generic: ticket-lock: Use the same struct definitions with qspinlock guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 03/15] asm-generic: ticket-lock: Move into ticket_spinlock.h guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 04/15] asm-generic: ticket-lock: Keep ticket-lock the same semantic with qspinlock guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 05/15] asm-generic: spinlock: Add queued spinlock support in common header guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 06/15] riscv: atomic: Clean up unnecessary acquire and release definitions guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` guoren [this message] 2022-08-08 7:13 ` [PATCH V9 07/15] riscv: cmpxchg: Remove xchg32 and xchg64 guoren 2022-08-08 7:13 ` [PATCH V9 08/15] riscv: cmpxchg: Forbid arch_cmpxchg64 for 32-bit guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 09/15] riscv: cmpxchg: Optimize cmpxchg64 guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 10/15] riscv: Enable ARCH_INLINE_READ*/WRITE*/SPIN* guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 11/15] riscv: Add qspinlock support guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 12/15] riscv: Add combo spinlock support guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 13/15] openrisc: cmpxchg: Cleanup unnecessary codes guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 14/15] openrisc: Move from ticket-lock to qspinlock guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:13 ` [PATCH V9 15/15] csky: spinlock: Use the generic header files guoren 2022-08-08 7:13 ` guoren 2022-08-08 7:25 ` [PATCH V9 00/15] arch: Add qspinlock support and atomic cleanup Guo Ren 2022-08-08 7:25 ` Guo Ren
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