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Message-ID: <tip-9f34ceb60357a7166c929d7b52bd057ad7ffc54b@git.kernel.org>
Date: Mon, 31 Aug 2009 17:07:15 GMT
From: tip-bot for Heiko Carstens <heiko.carstens@...ibm.com>
To: linux-tip-commits@...r.kernel.org
Cc: mingo@...hat.com, torvalds@...ux-foundation.org,
a.p.zijlstra@...llo.nl, schwidefsky@...ibm.com,
ehrhardt@...ux.vnet.ibm.com, arnd@...db.de,
akpm@...ux-foundation.org, heiko.carstens@...ibm.com,
zippel@...ux-m68k.org, tglx@...utronix.de,
linux-kernel@...r.kernel.org, hpa@...or.com, paulus@...ba.org,
horsth@...ux.vnet.ibm.com, davem@...emloft.net,
benh@...nel.crashing.org, geert@...ux-m68k.org,
linux-arch@...r.kernel.org, mingo@...e.hu, nickpiggin@...oo.com.au
Subject: [tip:core/locking] locking, sparc: Rename __spin_try_lock() and friends
Commit-ID: 9f34ceb60357a7166c929d7b52bd057ad7ffc54b
Gitweb: http://git.kernel.org/tip/9f34ceb60357a7166c929d7b52bd057ad7ffc54b
Author: Heiko Carstens <heiko.carstens@...ibm.com>
AuthorDate: Mon, 31 Aug 2009 14:43:32 +0200
Committer: Ingo Molnar <mingo@...e.hu>
CommitDate: Mon, 31 Aug 2009 18:08:48 +0200
locking, sparc: Rename __spin_try_lock() and friends
Needed to avoid namespace conflicts when the common code
function bodies of _spin_try_lock() etc. are moved to a header
file where the function name would be __spin_try_lock().
Signed-off-by: Heiko Carstens <heiko.carstens@...ibm.com>
Acked-by: David S. Miller <davem@...emloft.net>
Acked-by: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Arnd Bergmann <arnd@...db.de>
Cc: Nick Piggin <nickpiggin@...oo.com.au>
Cc: Martin Schwidefsky <schwidefsky@...ibm.com>
Cc: Horst Hartmann <horsth@...ux.vnet.ibm.com>
Cc: Christian Ehrhardt <ehrhardt@...ux.vnet.ibm.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: David Miller <davem@...emloft.net>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Geert Uytterhoeven <geert@...ux-m68k.org>
Cc: Roman Zippel <zippel@...ux-m68k.org>
Cc: <linux-arch@...r.kernel.org>
LKML-Reference: <20090831124416.306495811@...ibm.com>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
arch/sparc/include/asm/spinlock_32.h | 12 ++++++------
arch/sparc/include/asm/spinlock_64.h | 28 ++++++++++++++--------------
2 files changed, 20 insertions(+), 20 deletions(-)
diff --git a/arch/sparc/include/asm/spinlock_32.h b/arch/sparc/include/asm/spinlock_32.h
index 46f91ab..857630c 100644
--- a/arch/sparc/include/asm/spinlock_32.h
+++ b/arch/sparc/include/asm/spinlock_32.h
@@ -76,7 +76,7 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock)
*
* Unfortunately this scheme limits us to ~16,000,000 cpus.
*/
-static inline void __read_lock(raw_rwlock_t *rw)
+static inline void arch_read_lock(raw_rwlock_t *rw)
{
register raw_rwlock_t *lp asm("g1");
lp = rw;
@@ -92,11 +92,11 @@ static inline void __read_lock(raw_rwlock_t *rw)
#define __raw_read_lock(lock) \
do { unsigned long flags; \
local_irq_save(flags); \
- __read_lock(lock); \
+ arch_read_lock(lock); \
local_irq_restore(flags); \
} while(0)
-static inline void __read_unlock(raw_rwlock_t *rw)
+static inline void arch_read_unlock(raw_rwlock_t *rw)
{
register raw_rwlock_t *lp asm("g1");
lp = rw;
@@ -112,7 +112,7 @@ static inline void __read_unlock(raw_rwlock_t *rw)
#define __raw_read_unlock(lock) \
do { unsigned long flags; \
local_irq_save(flags); \
- __read_unlock(lock); \
+ arch_read_unlock(lock); \
local_irq_restore(flags); \
} while(0)
@@ -150,7 +150,7 @@ static inline int __raw_write_trylock(raw_rwlock_t *rw)
return (val == 0);
}
-static inline int __read_trylock(raw_rwlock_t *rw)
+static inline int arch_read_trylock(raw_rwlock_t *rw)
{
register raw_rwlock_t *lp asm("g1");
register int res asm("o0");
@@ -169,7 +169,7 @@ static inline int __read_trylock(raw_rwlock_t *rw)
({ unsigned long flags; \
int res; \
local_irq_save(flags); \
- res = __read_trylock(lock); \
+ res = arch_read_trylock(lock); \
local_irq_restore(flags); \
res; \
})
diff --git a/arch/sparc/include/asm/spinlock_64.h b/arch/sparc/include/asm/spinlock_64.h
index f6b2b92..43e5147 100644
--- a/arch/sparc/include/asm/spinlock_64.h
+++ b/arch/sparc/include/asm/spinlock_64.h
@@ -92,7 +92,7 @@ static inline void __raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long fla
/* Multi-reader locks, these are much saner than the 32-bit Sparc ones... */
-static void inline __read_lock(raw_rwlock_t *lock)
+static void inline arch_read_lock(raw_rwlock_t *lock)
{
unsigned long tmp1, tmp2;
@@ -115,7 +115,7 @@ static void inline __read_lock(raw_rwlock_t *lock)
: "memory");
}
-static int inline __read_trylock(raw_rwlock_t *lock)
+static int inline arch_read_trylock(raw_rwlock_t *lock)
{
int tmp1, tmp2;
@@ -136,7 +136,7 @@ static int inline __read_trylock(raw_rwlock_t *lock)
return tmp1;
}
-static void inline __read_unlock(raw_rwlock_t *lock)
+static void inline arch_read_unlock(raw_rwlock_t *lock)
{
unsigned long tmp1, tmp2;
@@ -152,7 +152,7 @@ static void inline __read_unlock(raw_rwlock_t *lock)
: "memory");
}
-static void inline __write_lock(raw_rwlock_t *lock)
+static void inline arch_write_lock(raw_rwlock_t *lock)
{
unsigned long mask, tmp1, tmp2;
@@ -177,7 +177,7 @@ static void inline __write_lock(raw_rwlock_t *lock)
: "memory");
}
-static void inline __write_unlock(raw_rwlock_t *lock)
+static void inline arch_write_unlock(raw_rwlock_t *lock)
{
__asm__ __volatile__(
" stw %%g0, [%0]"
@@ -186,7 +186,7 @@ static void inline __write_unlock(raw_rwlock_t *lock)
: "memory");
}
-static int inline __write_trylock(raw_rwlock_t *lock)
+static int inline arch_write_trylock(raw_rwlock_t *lock)
{
unsigned long mask, tmp1, tmp2, result;
@@ -210,14 +210,14 @@ static int inline __write_trylock(raw_rwlock_t *lock)
return result;
}
-#define __raw_read_lock(p) __read_lock(p)
-#define __raw_read_lock_flags(p, f) __read_lock(p)
-#define __raw_read_trylock(p) __read_trylock(p)
-#define __raw_read_unlock(p) __read_unlock(p)
-#define __raw_write_lock(p) __write_lock(p)
-#define __raw_write_lock_flags(p, f) __write_lock(p)
-#define __raw_write_unlock(p) __write_unlock(p)
-#define __raw_write_trylock(p) __write_trylock(p)
+#define __raw_read_lock(p) arch_read_lock(p)
+#define __raw_read_lock_flags(p, f) arch_read_lock(p)
+#define __raw_read_trylock(p) arch_read_trylock(p)
+#define __raw_read_unlock(p) arch_read_unlock(p)
+#define __raw_write_lock(p) arch_write_lock(p)
+#define __raw_write_lock_flags(p, f) arch_write_lock(p)
+#define __raw_write_unlock(p) arch_write_unlock(p)
+#define __raw_write_trylock(p) arch_write_trylock(p)
#define __raw_read_can_lock(rw) (!((rw)->lock & 0x80000000UL))
#define __raw_write_can_lock(rw) (!(rw)->lock)
--
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