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linux/arch/csky/include/asm
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Paul E. McKenney 5800e77d88 csky: Emulate one-byte cmpxchg 
Use the new cmpxchg_emu_u8() to emulate one-byte cmpxchg() on csky.

[ paulmck: Apply kernel test robot feedback. ]
[ paulmck: Drop two-byte support per Arnd Bergmann feedback. ]

Co-developed-by: Yujie Liu <yujie.liu@intel.com>
Signed-off-by: Yujie Liu <yujie.liu@intel.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Tested-by: Yujie Liu <yujie.liu@intel.com>
Reviewed-by: Guo Ren <guoren@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: <linux-csky@vger.kernel.org>
2024-05-11 07:07:07 -07:00
..
vdso csky: Add VDSO with GENERIC_GETTIMEOFDAY, GENERIC_TIME_VSYSCALL, HAVE_GENERIC_VDSO 2021-02-27 16:35:09 +08:00
addrspace.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
asid.h csky: Fixup typos 2021-04-20 09:58:29 +08:00
atomic.h locking/atomic: make atomic*_{cmp,}xchg optional 2023-06-05 09:57:14 +02:00
barrier.h csky: atomic: Optimize cmpxchg with acquire & release 2022-04-25 13:51:42 +08:00
bitops.h include: move find.h from asm_generic to linux 2022-01-15 08:47:31 -08:00
bug.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
cache.h csky: Support icache flush without specific instructions 2020-02-21 15:43:24 +08:00
cacheflush.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
cachetype.h Introduce cpu_dcache_is_aliasing() across all architectures 2024-02-22 15:27:19 -08:00
checksum.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
clocksource.h csky: Add VDSO with GENERIC_GETTIMEOFDAY, GENERIC_TIME_VSYSCALL, HAVE_GENERIC_VDSO 2021-02-27 16:35:09 +08:00
cmpxchg.h csky: Emulate one-byte cmpxchg 2024-05-11 07:07:07 -07:00
elf.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
fixmap.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
ftrace.h arch: add missing prepare_ftrace_return() prototypes 2023-11-23 11:32:32 +01:00
futex.h csky: Fixup futex SMP implementation 2021-01-12 09:52:40 +08:00
highmem.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
io.h csky: optimize memcpy_{from,to}io() and memset_io() 2022-04-18 21:23:55 +08:00
irq_work.h arch: consolidate arch_irq_work_raise prototypes 2023-11-23 11:32:29 +01:00
irqflags.h
jump_label.h work around gcc bugs with 'asm goto' with outputs 2024-02-09 15:57:48 -08:00
Kbuild csky: Add qspinlock support 2022-07-31 05:24:42 -04:00
kprobes.h kprobes: treewide: Make it harder to refer kretprobe_trampoline directly 2021-09-30 21:24:06 -04:00
memory.h csky: Add memory layout 2.5G(user):1.5G(kernel) 2021-01-12 09:52:40 +08:00
mmu_context.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
mmu.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
page.h arch: define CONFIG_PAGE_SIZE_*KB on all architectures 2024-03-06 19:29:09 +01:00
pci.h asm-generic: Add new pci.h and use it 2022-07-22 17:34:57 -05:00
perf_event.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
pgalloc.h csky: convert __pte_free_tlb() to use ptdescs 2023-08-21 13:37:55 -07:00
pgtable.h Add x86 shadow stack support 2023-08-31 12:20:12 -07:00
probes.h csky: Add kprobes supported 2020-04-03 11:14:17 +08:00
processor.h csky: Remove kernel_thread declaration 2023-03-12 10:52:42 +01:00
ptrace.h csky: Fixup -Wmissing-prototypes warning 2023-08-10 23:06:32 -04:00
reg_ops.h
seccomp.h csky: Enable seccomp architecture tracking 2020-11-20 11:16:34 -08:00
sections.h csky: Fixup -Wmissing-prototypes warning 2023-08-10 23:06:32 -04:00
shmparam.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
smp.h csky/smp: Switch to hotplug core state synchronization 2023-05-15 13:44:58 +02:00
spinlock_types.h csky: Add qspinlock support 2022-07-31 05:24:42 -04:00
spinlock.h csky: Add qspinlock support 2022-07-31 05:24:42 -04:00
stackprotector.h stackprotector: actually use get_random_canary() 2022-11-18 02:18:10 +01:00
string.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
switch_to.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
syscall.h arch: remove unused function syscall_set_arguments() 2021-09-14 16:06:20 +02:00
syscalls.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
tcm.h treewide: Convert macro and uses of __section(foo) to __section("foo") 2020-10-25 14:51:49 -07:00
thread_info.h uaccess: remove CONFIG_SET_FS 2022-02-25 09:36:06 +01:00
tlb.h csky/tlb: Remove tlb_flush() define 2022-07-21 10:50:13 -07:00
tlbflush.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
traps.h arch: add do_page_fault prototypes 2023-11-23 11:32:32 +01:00
uaccess.h uaccess: remove CONFIG_SET_FS 2022-02-25 09:36:06 +01:00
unistd.h csky: Fixup compile error 2021-02-27 22:04:14 +08:00
uprobes.h csky: Add uprobes support 2020-04-03 11:37:51 +08:00
vdso.h csky/vdso: Remove superfluous ifdeffery 2024-02-20 20:56:00 +01:00
vmalloc.h mm/vmalloc: Add empty <asm/vmalloc.h> headers and use them from <linux/vmalloc.h> 2019-12-10 10:12:55 +01:00