mirror/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
Files
0cc3d01164aba483edd8232aa5c781136843c367
linux/arch/xtensa/include/asm
History
Peter Zijlstra 09a01c0ccb arch,xtensa: Convert smp_mb__*() 
Xtensa SMP has compare-and-swap which is fully serializing, therefore
its exising smp_mb__{before,after}_clear_bit() appear unduly heavy.

Implement the new barriers as barrier().

Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/n/tip-e9rqjxr1m1ejsob9p433kmji@git.kernel.org
Cc: Chris Zankel <chris@zankel.net>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Cc: linux-kernel@vger.kernel.org
Cc: linux-xtensa@linux-xtensa.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2014-04-18 14:20:47 +02:00
..
asm-offsets.h
kbuild: move asm-offsets.h to include/generated
2009-12-12 13:08:14 +01:00
asmmacro.h
…
atomic.h
arch,xtensa: Convert smp_mb__*()
2014-04-18 14:20:47 +02:00
barrier.h
arch,xtensa: Convert smp_mb__*()
2014-04-18 14:20:47 +02:00
bitops.h
arch,xtensa: Convert smp_mb__*()
2014-04-18 14:20:47 +02:00
bootparam.h
xtensa: bootparams: fix typo
2013-07-08 01:18:55 -07:00
bugs.h
…
cache.h
dma-mapping: rename ARCH_KMALLOC_MINALIGN to ARCH_DMA_MINALIGN
2010-08-11 08:59:21 -07:00
cacheasm.h
xtensa: clean up files to make them code-style compliant
2012-12-18 21:10:25 -08:00
cacheflush.h
xtensa: add SMP support
2014-01-14 10:19:58 -08:00
checksum.h
xtensa: add missing include asm/uaccess.h to checksum.h
2013-02-23 19:23:13 -08:00
cmpxchg.h
arch: xtensa: include: asm: compiling issue, need cmpxchg64() defined.
2013-06-05 10:14:21 -07:00
coprocessor.h
xtensa: reorganize SR referencing
2012-10-15 21:48:08 -07:00
current.h
xtensa: clean up files to make them code-style compliant
2012-12-18 21:10:25 -08:00
delay.h
xtensa: implement ndelay
2014-01-15 00:28:11 +04:00
dma-mapping.h
xtensa: Provide dummy dma_mmap_coherent() and dma_get_sgtable()
2013-01-29 08:27:41 +01:00
dma.h
Fix common misspellings
2011-03-31 11:26:23 -03:00
elf.h
xtensa: add support for TLS
2013-02-23 19:35:57 -08:00
fb.h
…
flat.h
xtensa: add flat support
2009-04-02 23:41:29 -07:00
ftrace.h
xtensa: remove trailing colons in asm statement
2014-01-14 10:19:48 -08:00
futex.h
xtensa: implement robust futex atomic uaccess ops
2014-01-14 10:19:51 -08:00
gpio.h
gpiolib/arches: Centralise bolierplate asm/gpio.h
2012-05-11 18:00:14 -06:00
highmem.h
xtensa: clean up files to make them code-style compliant
2012-12-18 21:10:25 -08:00
hw_irq.h
…
initialize_mmu.h
xtensa: remap io area defined in device tree
2014-01-15 00:25:14 +04:00
io.h
xtensa: fix warning '"CONFIG_OF" is not defined'
2014-01-19 19:29:13 +04:00
irq.h
xtensa: implement CPU hotplug
2014-01-14 10:19:59 -08:00
irqflags.h
xtensa: fix arch_irqs_disabled_flags implementation
2013-05-09 01:07:11 -07:00
Kbuild
locking/mcs: Allow architecture specific asm files to be used for contended case
2014-02-09 21:18:52 +01:00
mmu_context.h
xtensa: add SMP support
2014-01-14 10:19:58 -08:00
mmu.h
xtensa: add SMP support
2014-01-14 10:19:58 -08:00
module.h
Make most arch asm/module.h files use asm-generic/module.h
2012-09-28 14:31:03 +09:30
mutex.h
…
mxregs.h
xtensa: add MX irqchip
2014-01-14 10:19:58 -08:00
nommu_context.h
xtensa: clean up files to make them code-style compliant
2012-12-18 21:10:25 -08:00
page.h
xtensa: clean up files to make them code-style compliant
2012-12-18 21:10:25 -08:00
param.h
UAPI: (Scripted) Disintegrate arch/xtensa/include/asm
2012-10-15 21:48:53 -07:00
pci-bridge.h
xtensa: clean up files to make them code-style compliant
2012-12-18 21:10:25 -08:00
pci.h
xtensa: clean up files to make them code-style compliant
2012-12-18 21:10:25 -08:00
perf_event.h
xtensa: enable HAVE_PERF_EVENTS
2014-01-15 00:27:03 +04:00
pgalloc.h
xtensa: use buddy allocator for PTE table
2013-11-15 09:32:19 +09:00
pgtable.h
xtensa: use buddy allocator for PTE table
2013-11-15 09:32:19 +09:00
platform.h
xtensa: remove unused platform_init_irq()
2013-06-05 10:14:20 -07:00
processor.h
xtensa: add MX irqchip
2014-01-14 10:19:58 -08:00
ptrace.h
xtensa: add SMP support
2014-01-14 10:19:58 -08:00
regs.h
xtensa: keep a3 and excsave1 on entry to exception handlers
2013-09-06 09:47:41 -07:00
rwsem.h
rwsem: Move duplicate function prototypes to linux/rwsem.h
2011-01-27 12:30:39 +01:00
segment.h
…
serial.h
…
shmparam.h
…
signal.h
consolidate kernel-side struct sigaction declarations
2013-02-03 15:09:22 -05:00
smp.h
xtensa: implement CPU hotplug
2014-01-14 10:19:59 -08:00
spinlock_types.h
xtensa: fix arch spinlock function names
2014-01-14 10:19:53 -08:00
spinlock.h
xtensa: fix arch spinlock function names
2014-01-14 10:19:53 -08:00
stacktrace.h
xtensa: add stacktrace support
2013-05-09 01:07:10 -07:00
string.h
xtensa: fix str[n]cmp return value
2013-02-23 19:22:31 -08:00
switch_to.h
Disintegrate asm/system.h for Xtensa
2012-03-28 18:30:03 +01:00
syscall.h
xtensa: switch to generic sigaltstack
2013-02-03 18:16:27 -05:00
thread_info.h
preempt: Make PREEMPT_ACTIVE generic
2013-11-13 20:21:47 +01:00
timex.h
xtensa: add SMP support
2014-01-14 10:19:58 -08:00
tlb.h
mm: Pass virtual address to [__]p{te,ud,md}_free_tlb()
2009-07-27 12:10:38 -07:00
tlbflush.h
xtensa: add SMP support
2014-01-14 10:19:58 -08:00
traps.h
xtensa: introduce spill_registers_kernel macro
2014-01-25 23:20:09 +04:00
types.h
UAPI: (Scripted) Disintegrate arch/xtensa/include/asm
2012-10-15 21:48:53 -07:00
uaccess.h
xtensa: clean up files to make them code-style compliant
2012-12-18 21:10:25 -08:00
ucontext.h
…
unaligned.h
…
unistd.h
consolidate cond_syscall and SYSCALL_ALIAS declarations
2013-03-03 22:55:19 -05:00
user.h
…
vectors.h
xtensa: fix warning '"CONFIG_OF" is not defined'
2014-01-19 19:29:13 +04:00
vga.h
…