From: Bob Breuer <breuerr@mc.net>
To: sparclinux@vger.kernel.org
Subject: [PATCH 3/4] sparc32: add missing rw can_lock macros
Date: Sun, 11 Jun 2006 06:19:22 +0000 [thread overview]
Message-ID: <448BB5EA.2060200@mc.net> (raw)
[-- Attachment #1: Type: text/plain, Size: 124 bytes --]
Fix a link failure by adding the missing can_lock macros for the rw locks.
Signed-off-by: Bob Breuer <breuerr@mc.net>
---
[-- Attachment #2: sparc32-rw_can_lock.patch.txt --]
[-- Type: text/plain, Size: 544 bytes --]
--- linux-2.6.17-rc5-clean/include/asm-sparc/spinlock.h 2006-04-30 14:18:19.000000000 -0500
+++ linux-2.6.17-rc5/include/asm-sparc/spinlock.h 2006-06-01 00:47:28.000000000 -0500
@@ -154,6 +154,9 @@ static inline int __raw_write_trylock(ra
#define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock)
#define __raw_read_trylock(lock) generic__raw_read_trylock(lock)
+#define __raw_read_can_lock(rw) (!((rw)->lock & 0xff))
+#define __raw_write_can_lock(rw) (!(rw)->lock)
+
#endif /* !(__ASSEMBLY__) */
#endif /* __SPARC_SPINLOCK_H */
next reply other threads:[~2006-06-11 6:19 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-11 6:19 Bob Breuer [this message]
2006-06-20 7:35 ` [PATCH 3/4] sparc32: add missing rw can_lock macros David Miller
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