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m68k updates for v6.12

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- Use swap() helper for __arch_xchg(),
   - Fix kernel_clone_args.flags in m68k_clone(),
   - Defconfig updates.
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Merge tag 'm68k-for-v6.12-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k

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
This commit is contained in:
Linus Torvalds 2024-09-17 16:41:46 +02:00
commit 8202cc803f
14 changed files with 6 additions and 35 deletions
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2
arch/m68k/configs/amiga_defconfig
View File

@ -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

2
arch/m68k/configs/apollo_defconfig
View File

@ -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

2
arch/m68k/configs/atari_defconfig
View File

@ -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

2
arch/m68k/configs/bvme6000_defconfig
View File

@ -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

2
arch/m68k/configs/hp300_defconfig
View File

@ -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

2
arch/m68k/configs/mac_defconfig
View File

@ -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

2
arch/m68k/configs/multi_defconfig
View File

@ -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

2
arch/m68k/configs/mvme147_defconfig
View File

@ -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

2
arch/m68k/configs/mvme16x_defconfig
View File

@ -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

2
arch/m68k/configs/q40_defconfig
View File

@ -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

2
arch/m68k/configs/sun3_defconfig
View File

@ -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

2
arch/m68k/configs/sun3x_defconfig
View File

@ -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

15
arch/m68k/include/asm/cmpxchg.h
View File

@ -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);

2
arch/m68k/kernel/process.c
View File

@ -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,