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Peter Zijlstra b23e139d0b arch: Introduce arch_{,try_}_cmpxchg128{,_local}() 
For all architectures that currently support cmpxchg_double()
implement the cmpxchg128() family of functions that is basically the
same but with a saner interface.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Tested-by: Mark Rutland <mark.rutland@arm.com>
Link: https://lore.kernel.org/r/20230531132323.452120708@infradead.org
2023-06-05 09:36:35 +02:00
..
alpha
Locking changes in v6.4:
2023-05-05 12:56:55 -07:00
arc
Locking changes in v6.4:
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arm
ARM updates for v6.4-rc1
2023-05-14 09:17:32 -07:00
arm64
arch: Introduce arch_{,try_}_cmpxchg128{,_local}()
2023-06-05 09:36:35 +02:00
csky
arch/csky patches for 6.4
2023-05-04 12:25:05 -07:00
hexagon
Locking changes in v6.4:
2023-05-05 12:56:55 -07:00
ia64
Locking changes in v6.4:
2023-05-05 12:56:55 -07:00
loongarch
Locking changes in v6.4:
2023-05-05 12:56:55 -07:00
m68k
Locking changes in v6.4:
2023-05-05 12:56:55 -07:00
microblaze
Kconfig: introduce HAS_IOPORT option and select it as necessary
2023-04-05 22:15:19 +02:00
mips
Locking changes in v6.4:
2023-05-05 12:56:55 -07:00
nios2
- Nick Piggin's "shoot lazy tlbs" series, to improve the peformance of
2023-04-27 19:42:02 -07:00
openrisc
Locking changes in v6.4:
2023-05-05 12:56:55 -07:00
parisc
parisc: Fix encoding of swp_entry due to added SWP_EXCLUSIVE flag
2023-05-14 02:04:27 +02:00
powerpc
Locking changes in v6.4:
2023-05-05 12:56:55 -07:00
riscv
riscv: Fix orphan section warnings caused by kernel/pi
2023-05-09 18:20:23 -07:00
s390
arch: Introduce arch_{,try_}_cmpxchg128{,_local}()
2023-06-05 09:36:35 +02:00
sh
Locking changes in v6.4:
2023-05-05 12:56:55 -07:00
sparc
Locking changes in v6.4:
2023-05-05 12:56:55 -07:00
um
This pull request contains the following changes for UML:
2023-05-03 19:02:03 -07:00
x86
arch: Introduce arch_{,try_}_cmpxchg128{,_local}()
2023-06-05 09:36:35 +02:00
xtensa
Locking changes in v6.4:
2023-05-05 12:56:55 -07:00
.gitignore
…
Kconfig
lazy tlb: shoot lazies, non-refcounting lazy tlb mm reference handling scheme
2023-03-28 16:20:08 -07:00