From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
matthew@wil.cx, linux-arch@vger.kernel.org,
penberg@cs.helsinki.fi, linux-mm@kvack.org,
Christoph Lameter <clameter@sgi.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>,
rth@twiddle.net, ink@jurassic.park.msu.ru
Subject: [patch 03/28] Add cmpxchg64 and cmpxchg64_local to alpha
Date: Tue, 30 Oct 2007 15:16:00 -0400 [thread overview]
Message-ID: <20071030192102.364981487@polymtl.ca> (raw)
In-Reply-To: 20071030191557.947156623@polymtl.ca
[-- Attachment #1: add-cmpxchg64-to-alpha.patch --]
[-- Type: text/plain, Size: 1541 bytes --]
Make sure that at least cmpxchg64_local is available on all architectures to use
for unsigned long long values.
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
CC: rth@twiddle.net
CC: ink@jurassic.park.msu.ru
---
include/asm-alpha/system.h | 2 ++
1 file changed, 2 insertions(+)
Index: linux-2.6-lttng/include/asm-alpha/system.h
===================================================================
--- linux-2.6-lttng.orig/include/asm-alpha/system.h 2007-08-27 11:23:08.000000000 -0400
+++ linux-2.6-lttng/include/asm-alpha/system.h 2007-08-27 11:23:46.000000000 -0400
@@ -687,6 +687,7 @@ __cmpxchg(volatile void *ptr, unsigned l
(__typeof__(*(ptr))) __cmpxchg((ptr), (unsigned long)_o_, \
(unsigned long)_n_, sizeof(*(ptr))); \
})
+#define cmpxchg64 cmpxchg
static inline unsigned long
__cmpxchg_u8_local(volatile char *m, long old, long new)
@@ -809,6 +810,7 @@ __cmpxchg_local(volatile void *ptr, unsi
(__typeof__(*(ptr))) __cmpxchg_local((ptr), (unsigned long)_o_, \
(unsigned long)_n_, sizeof(*(ptr))); \
})
+#define cmpxchg64_local cmpxchg_local
#endif /* __ASSEMBLY__ */
--
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
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next prev parent reply other threads:[~2007-10-30 19:16 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-30 19:15 [patch 00/28] cmpxchg_local standardization across architectures Mathieu Desnoyers
2007-10-30 19:15 ` [patch 01/28] Add cmpxchg_local to asm-generic for per cpu atomic operations Mathieu Desnoyers
2007-10-30 19:15 ` [patch 02/28] Fall back on interrupt disable in cmpxchg8b on 80386 and 80486 Mathieu Desnoyers
2007-10-30 19:16 ` Mathieu Desnoyers [this message]
2007-10-30 19:16 ` [patch 04/28] Add cmpxchg64 and cmpxchg64_local to mips Mathieu Desnoyers
2007-10-31 12:48 ` Ralf Baechle
2007-10-31 13:19 ` Mathieu Desnoyers
2007-10-31 18:36 ` Ralf Baechle
2007-10-30 19:16 ` [patch 05/28] Add cmpxchg64 and cmpxchg64_local to powerpc Mathieu Desnoyers
2007-10-30 19:16 ` [patch 06/28] Add cmpxchg64 and cmpxchg64_local to x86_64 Mathieu Desnoyers
2007-10-30 19:16 ` [patch 07/28] Add cmpxchg_local to arm Mathieu Desnoyers
2007-10-30 19:16 ` [patch 08/28] Add cmpxchg_local to avr32 Mathieu Desnoyers
2007-10-30 19:16 ` [patch 09/28] Add cmpxchg_local to blackfin, replace __cmpxchg by generic cmpxchg Mathieu Desnoyers
2007-10-30 19:16 ` [patch 10/28] Add cmpxchg_local to cris Mathieu Desnoyers
2007-10-30 19:16 ` [patch 11/28] Add cmpxchg_local to frv Mathieu Desnoyers
2007-10-30 19:16 ` [patch 12/28] Add cmpxchg_local to h8300 Mathieu Desnoyers
2007-10-30 19:16 ` [patch 13/28] Add cmpxchg_local, cmpxchg64 and cmpxchg64_local to ia64 Mathieu Desnoyers
2007-10-30 19:16 ` [patch 14/28] New cmpxchg_local (optimized for UP case) for m32r Mathieu Desnoyers
2007-10-30 19:16 ` [patch 15/28] Fix m32r __xchg Mathieu Desnoyers
2007-10-30 19:16 ` [patch 16/28] m32r: build fix of arch/m32r/kernel/smpboot.c Mathieu Desnoyers
2007-10-30 19:16 ` [patch 17/28] local_t m32r use architecture specific cmpxchg_local Mathieu Desnoyers
2007-10-30 19:16 ` [patch 18/28] Add cmpxchg_local to m86k Mathieu Desnoyers
2007-10-30 19:16 ` [patch 19/28] Add cmpxchg_local to m68knommu Mathieu Desnoyers
2007-10-30 19:16 ` [patch 20/28] Add cmpxchg_local to parisc Mathieu Desnoyers
2007-10-30 19:16 ` [patch 21/28] Add cmpxchg_local to ppc Mathieu Desnoyers
2007-10-30 19:16 ` [patch 22/28] Add cmpxchg_local to s390 Mathieu Desnoyers
2007-10-30 19:16 ` [patch 23/28] Add cmpxchg_local to sh, use generic cmpxchg() instead of cmpxchg_u32 Mathieu Desnoyers
2007-10-30 19:16 ` [patch 24/28] Add cmpxchg_local to sh64 Mathieu Desnoyers
2007-10-30 19:16 ` [patch 25/28] Add cmpxchg_local to sparc, move __cmpxchg to system.h Mathieu Desnoyers
2007-10-30 19:16 ` [patch 26/28] Add cmpxchg_local to sparc64 Mathieu Desnoyers
2007-10-30 19:16 ` [patch 27/28] Add cmpxchg_local to v850 Mathieu Desnoyers
2007-10-30 19:16 ` [patch 28/28] Add cmpxchg_local to xtensa Mathieu Desnoyers
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