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Commit | Line | Data |
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2cb7cef9 BS |
1 | From: Petr Tesarik <ptesarik@suse.cz> |
2 | Subject: Allow rwlocks to re-enable interrupts | |
3 | References: bnc#387784 | |
4 | Mainline: no | |
5 | ||
6 | Pass the original flags to rwlock arch-code, so that it can re-enable | |
7 | interrupts if desired. | |
8 | ||
9 | Signed-off-by: Petr Tesarik <ptesarik@suse.cz> | |
10 | ||
11 | Automatically created from "patches.suse/rwlocks-enable-interrupts" by xen-port-patches.py | |
12 | ||
13 | --- sle11-2009-06-04.orig/include/asm-x86/mach-xen/asm/spinlock.h 2009-06-04 11:09:05.000000000 +0200 | |
14 | +++ sle11-2009-06-04/include/asm-x86/mach-xen/asm/spinlock.h 2009-06-04 11:09:50.000000000 +0200 | |
15 | @@ -443,6 +443,9 @@ static inline void __raw_write_unlock(ra | |
16 | : "+m" (rw->lock) : "i" (RW_LOCK_BIAS) : "memory"); | |
17 | } | |
18 | ||
19 | +#define __raw_read_lock_flags(lock, flags) __raw_read_lock(lock) | |
20 | +#define __raw_write_lock_flags(lock, flags) __raw_write_lock(lock) | |
21 | + | |
22 | #define _raw_spin_relax(lock) cpu_relax() | |
23 | #define _raw_read_relax(lock) cpu_relax() | |
24 | #define _raw_write_relax(lock) cpu_relax() |