Stefan Kristiansson 0e9f9fd20c openrisc: add atomic bitops ...

This utilize the load-link/store-conditional l.lwa and l.swa
instructions to implement the atomic bitops.
When those instructions are not available emulation is provided.

Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi>
[shorne@gmail.com: remove OPENRISC_HAVE_INST_LWA_SWA config suggesed by
Alan Cox https://lkml.org/lkml/2014/7/23/666, implement
test_and_change_bit]
Signed-off-by: Stafford Horne <shorne@gmail.com>

2017-02-25 04:12:38 +09:00

..

bitops

openrisc: add atomic bitops

2017-02-25 04:12:38 +09:00

asm-offsets.h

OpenRISC: Headers

2011-07-22 18:46:39 +02:00

bitops.h

openrisc: add atomic bitops

2017-02-25 04:12:38 +09:00

cache.h

openrisc: Define __ro_after_init to avoid crash

2016-11-06 08:01:12 -08:00

cpuinfo.h

openrisc: add cache way information to cpuinfo

2017-02-06 21:50:41 +09:00

delay.h

OpenRISC: Headers

2011-07-22 18:46:39 +02:00

dma-mapping.h

dma-mapping: always provide the dma_map_ops based implementation

2016-01-20 17:09:18 -08:00

elf.h

default SET_PERSONALITY() in linux/elf.h

2013-02-26 02:46:08 -05:00

fixmap.h

…

io.h

asm-generic/io.h: remove asm/cacheflush.h include

2012-10-25 16:06:57 +02:00

irq.h

openrisc: Get rid of handle_IRQ

2014-09-03 13:11:02 +00:00

irqflags.h

OpenRISC: IRQ

2011-07-22 18:46:33 +02:00

Kbuild

openrisc: use SPARSE_IRQ

2017-02-06 21:50:41 +09:00

linkage.h

OpenRISC: Headers

2011-07-22 18:46:39 +02:00

mmu_context.h

…

mmu.h

…

page.h

openrisc: drop wrongly typed definition of page_to_virt()

2016-04-22 10:08:34 +01:00

pgalloc.h

openrisc: Consolidate setup to use memblock instead of bootmem

2016-12-12 23:10:00 +09:00

pgtable.h

openrisc: fix PTRS_PER_PGD define

2016-12-12 23:09:06 +09:00

processor.h

locking/core: Provide common cpu_relax_yield() definition

2016-11-17 08:17:36 +01:00

ptrace.h

UAPI: (Scripted) Disintegrate arch/openrisc/include/asm

2012-10-09 09:47:18 +01:00

serial.h

OpenRISC: Headers

2011-07-22 18:46:39 +02:00

spinlock.h

OpenRISC: Headers

2011-07-22 18:46:39 +02:00

spr_defs.h

OpenRISC: Headers

2011-07-22 18:46:39 +02:00

spr.h

OpenRISC: Headers

2011-07-22 18:46:39 +02:00

syscall.h

ARCH: AUDIT: implement syscall_get_arch for all arches

2014-09-23 16:20:10 -04:00

syscalls.h

openrisc: switch to use of generic fork and clone

2012-11-28 23:43:40 -05:00

thread_info.h

arch: Remove exec_domain from remaining archs

2015-04-12 21:03:30 +02:00

timex.h

OpenRISC: Timekeeping

2011-07-22 18:46:32 +02:00

tlb.h

…

tlbflush.h

…

uaccess.h

exceptions: detritus removal

2016-09-27 21:15:14 -04:00

unaligned.h

OpenRISC: Headers

2011-07-22 18:46:39 +02:00