Merge tag 'm68k-for-v6.12-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k

torvalds · torvalds · commit 8202cc803f3d · 2024-09-17T16:41:46.000+02:00
Pull m68k updates from Geert Uytterhoeven:

 - Use swap() helper for __arch_xchg()

 - Fix kernel_clone_args.flags in m68k_clone()

 - defconfig updates

* tag 'm68k-for-v6.12-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k:
  m68k: defconfig: Update defconfigs for v6.11-rc1
  m68k: Fix kernel_clone_args.flags in m68k_clone()
  m68k: cmpxchg: Use swap() to improve code
diff --git a/arch/m68k/configs/amiga_defconfig b/arch/m68k/configs/amiga_defconfig
@@ -559,7 +559,6 @@ CONFIG_CRYPTO_DH=m
 CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECDSA=m
 CONFIG_CRYPTO_ECRDSA=m
-CONFIG_CRYPTO_SM2=m
 CONFIG_CRYPTO_CURVE25519=m
 CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_AES_TI=m
@@ -636,7 +635,6 @@ CONFIG_TEST_RHASHTABLE=m
 CONFIG_TEST_IDA=m
 CONFIG_TEST_BITOPS=m
 CONFIG_TEST_VMALLOC=m
-CONFIG_TEST_USER_COPY=m
 CONFIG_TEST_BPF=m
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_FIND_BIT_BENCHMARK=m
diff --git a/arch/m68k/configs/apollo_defconfig b/arch/m68k/configs/apollo_defconfig
@@ -516,7 +516,6 @@ CONFIG_CRYPTO_DH=m
 CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECDSA=m
 CONFIG_CRYPTO_ECRDSA=m
-CONFIG_CRYPTO_SM2=m
 CONFIG_CRYPTO_CURVE25519=m
 CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_AES_TI=m
@@ -593,7 +592,6 @@ CONFIG_TEST_RHASHTABLE=m
 CONFIG_TEST_IDA=m
 CONFIG_TEST_BITOPS=m
 CONFIG_TEST_VMALLOC=m
-CONFIG_TEST_USER_COPY=m
 CONFIG_TEST_BPF=m
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_FIND_BIT_BENCHMARK=m
diff --git a/arch/m68k/configs/atari_defconfig b/arch/m68k/configs/atari_defconfig
@@ -536,7 +536,6 @@ CONFIG_CRYPTO_DH=m
 CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECDSA=m
 CONFIG_CRYPTO_ECRDSA=m
-CONFIG_CRYPTO_SM2=m
 CONFIG_CRYPTO_CURVE25519=m
 CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_AES_TI=m
@@ -613,7 +612,6 @@ CONFIG_TEST_RHASHTABLE=m
 CONFIG_TEST_IDA=m
 CONFIG_TEST_BITOPS=m
 CONFIG_TEST_VMALLOC=m
-CONFIG_TEST_USER_COPY=m
 CONFIG_TEST_BPF=m
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_FIND_BIT_BENCHMARK=m
diff --git a/arch/m68k/configs/bvme6000_defconfig b/arch/m68k/configs/bvme6000_defconfig
@@ -508,7 +508,6 @@ CONFIG_CRYPTO_DH=m
 CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECDSA=m
 CONFIG_CRYPTO_ECRDSA=m
-CONFIG_CRYPTO_SM2=m
 CONFIG_CRYPTO_CURVE25519=m
 CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_AES_TI=m
@@ -585,7 +584,6 @@ CONFIG_TEST_RHASHTABLE=m
 CONFIG_TEST_IDA=m
 CONFIG_TEST_BITOPS=m
 CONFIG_TEST_VMALLOC=m
-CONFIG_TEST_USER_COPY=m
 CONFIG_TEST_BPF=m
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_FIND_BIT_BENCHMARK=m
diff --git a/arch/m68k/configs/hp300_defconfig b/arch/m68k/configs/hp300_defconfig
@@ -518,7 +518,6 @@ CONFIG_CRYPTO_DH=m
 CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECDSA=m
 CONFIG_CRYPTO_ECRDSA=m
-CONFIG_CRYPTO_SM2=m
 CONFIG_CRYPTO_CURVE25519=m
 CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_AES_TI=m
@@ -595,7 +594,6 @@ CONFIG_TEST_RHASHTABLE=m
 CONFIG_TEST_IDA=m
 CONFIG_TEST_BITOPS=m
 CONFIG_TEST_VMALLOC=m
-CONFIG_TEST_USER_COPY=m
 CONFIG_TEST_BPF=m
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_FIND_BIT_BENCHMARK=m
diff --git a/arch/m68k/configs/mac_defconfig b/arch/m68k/configs/mac_defconfig
@@ -535,7 +535,6 @@ CONFIG_CRYPTO_DH=m
 CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECDSA=m
 CONFIG_CRYPTO_ECRDSA=m
-CONFIG_CRYPTO_SM2=m
 CONFIG_CRYPTO_CURVE25519=m
 CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_AES_TI=m
@@ -612,7 +611,6 @@ CONFIG_TEST_RHASHTABLE=m
 CONFIG_TEST_IDA=m
 CONFIG_TEST_BITOPS=m
 CONFIG_TEST_VMALLOC=m
-CONFIG_TEST_USER_COPY=m
 CONFIG_TEST_BPF=m
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_FIND_BIT_BENCHMARK=m
diff --git a/arch/m68k/configs/multi_defconfig b/arch/m68k/configs/multi_defconfig
@@ -621,7 +621,6 @@ CONFIG_CRYPTO_DH=m
 CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECDSA=m
 CONFIG_CRYPTO_ECRDSA=m
-CONFIG_CRYPTO_SM2=m
 CONFIG_CRYPTO_CURVE25519=m
 CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_AES_TI=m
@@ -698,7 +697,6 @@ CONFIG_TEST_RHASHTABLE=m
 CONFIG_TEST_IDA=m
 CONFIG_TEST_BITOPS=m
 CONFIG_TEST_VMALLOC=m
-CONFIG_TEST_USER_COPY=m
 CONFIG_TEST_BPF=m
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_FIND_BIT_BENCHMARK=m
diff --git a/arch/m68k/configs/mvme147_defconfig b/arch/m68k/configs/mvme147_defconfig
@@ -507,7 +507,6 @@ CONFIG_CRYPTO_DH=m
 CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECDSA=m
 CONFIG_CRYPTO_ECRDSA=m
-CONFIG_CRYPTO_SM2=m
 CONFIG_CRYPTO_CURVE25519=m
 CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_AES_TI=m
@@ -584,7 +583,6 @@ CONFIG_TEST_RHASHTABLE=m
 CONFIG_TEST_IDA=m
 CONFIG_TEST_BITOPS=m
 CONFIG_TEST_VMALLOC=m
-CONFIG_TEST_USER_COPY=m
 CONFIG_TEST_BPF=m
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_FIND_BIT_BENCHMARK=m
diff --git a/arch/m68k/configs/mvme16x_defconfig b/arch/m68k/configs/mvme16x_defconfig
@@ -508,7 +508,6 @@ CONFIG_CRYPTO_DH=m
 CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECDSA=m
 CONFIG_CRYPTO_ECRDSA=m
-CONFIG_CRYPTO_SM2=m
 CONFIG_CRYPTO_CURVE25519=m
 CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_AES_TI=m
@@ -585,7 +584,6 @@ CONFIG_TEST_RHASHTABLE=m
 CONFIG_TEST_IDA=m
 CONFIG_TEST_BITOPS=m
 CONFIG_TEST_VMALLOC=m
-CONFIG_TEST_USER_COPY=m
 CONFIG_TEST_BPF=m
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_FIND_BIT_BENCHMARK=m
diff --git a/arch/m68k/configs/q40_defconfig b/arch/m68k/configs/q40_defconfig
@@ -525,7 +525,6 @@ CONFIG_CRYPTO_DH=m
 CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECDSA=m
 CONFIG_CRYPTO_ECRDSA=m
-CONFIG_CRYPTO_SM2=m
 CONFIG_CRYPTO_CURVE25519=m
 CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_AES_TI=m
@@ -602,7 +601,6 @@ CONFIG_TEST_RHASHTABLE=m
 CONFIG_TEST_IDA=m
 CONFIG_TEST_BITOPS=m
 CONFIG_TEST_VMALLOC=m
-CONFIG_TEST_USER_COPY=m
 CONFIG_TEST_BPF=m
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_FIND_BIT_BENCHMARK=m
diff --git a/arch/m68k/configs/sun3_defconfig b/arch/m68k/configs/sun3_defconfig
@@ -506,7 +506,6 @@ CONFIG_CRYPTO_DH=m
 CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECDSA=m
 CONFIG_CRYPTO_ECRDSA=m
-CONFIG_CRYPTO_SM2=m
 CONFIG_CRYPTO_CURVE25519=m
 CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_AES_TI=m
@@ -582,7 +581,6 @@ CONFIG_TEST_RHASHTABLE=m
 CONFIG_TEST_IDA=m
 CONFIG_TEST_BITOPS=m
 CONFIG_TEST_VMALLOC=m
-CONFIG_TEST_USER_COPY=m
 CONFIG_TEST_BPF=m
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_FIND_BIT_BENCHMARK=m
diff --git a/arch/m68k/configs/sun3x_defconfig b/arch/m68k/configs/sun3x_defconfig
@@ -506,7 +506,6 @@ CONFIG_CRYPTO_DH=m
 CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECDSA=m
 CONFIG_CRYPTO_ECRDSA=m
-CONFIG_CRYPTO_SM2=m
 CONFIG_CRYPTO_CURVE25519=m
 CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_AES_TI=m
@@ -583,7 +582,6 @@ CONFIG_TEST_RHASHTABLE=m
 CONFIG_TEST_IDA=m
 CONFIG_TEST_BITOPS=m
 CONFIG_TEST_VMALLOC=m
-CONFIG_TEST_USER_COPY=m
 CONFIG_TEST_BPF=m
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_FIND_BIT_BENCHMARK=m
diff --git a/arch/m68k/include/asm/cmpxchg.h b/arch/m68k/include/asm/cmpxchg.h
@@ -3,6 +3,7 @@
 #define __ARCH_M68K_CMPXCHG__
 
 #include <linux/irqflags.h>
+#include <linux/minmax.h>
 
 #define __xg(type, x) ((volatile type *)(x))
 
@@ -11,25 +12,19 @@ extern unsigned long __invalid_xchg_size(unsigned long, volatile void *, int);
 #ifndef CONFIG_RMW_INSNS
 static inline unsigned long __arch_xchg(unsigned long x, volatile void * ptr, int size)
 {
-	unsigned long flags, tmp;
+	unsigned long flags;
 
 	local_irq_save(flags);
 
 	switch (size) {
 	case 1:
-		tmp = *(u8 *)ptr;
-		*(u8 *)ptr = x;
-		x = tmp;
+		swap(*(u8 *)ptr, x);
 		break;
 	case 2:
-		tmp = *(u16 *)ptr;
-		*(u16 *)ptr = x;
-		x = tmp;
+		swap(*(u16 *)ptr, x);
 		break;
 	case 4:
-		tmp = *(u32 *)ptr;
-		*(u32 *)ptr = x;
-		x = tmp;
+		swap(*(u32 *)ptr, x);
 		break;
 	default:
 		x = __invalid_xchg_size(x, ptr, size);
diff --git a/arch/m68k/kernel/process.c b/arch/m68k/kernel/process.c
@@ -117,7 +117,7 @@ asmlinkage int m68k_clone(struct pt_regs *regs)
 {
 	/* regs will be equal to current_pt_regs() */
 	struct kernel_clone_args args = {
-		.flags		= regs->d1 & ~CSIGNAL,
+		.flags		= (u32)(regs->d1) & ~CSIGNAL,
 		.pidfd		= (int __user *)regs->d3,
 		.child_tid	= (int __user *)regs->d4,
 		.parent_tid	= (int __user *)regs->d3,
