src/patches/suse-2.6.27.25/patches.xen/xen3-rwlocks-enable-interrupts

   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()