tree f4facbb43f9d8a0b79dec0a5e04a3d42e7377e66
parent 62dfe5f55d2ca0b350fa76333fbb8a57b31c864a
author Helge Deller <deller@gmx.de> 1576872019 +0100
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1578827521 +0100

parisc: Fix compiler warnings in debug_core.c

[ Upstream commit 75cf9797006a3a9f29a3a25c1febd6842a4a9eb2 ]

Fix this compiler warning:
kernel/debug/debug_core.c: In function ‘kgdb_cpu_enter’:
arch/parisc/include/asm/cmpxchg.h:48:3: warning: value computed is not used [-Wunused-value]
   48 |  ((__typeof__(*(ptr)))__xchg((unsigned long)(x), (ptr), sizeof(*(ptr))))
arch/parisc/include/asm/atomic.h:78:30: note: in expansion of macro ‘xchg’
   78 | #define atomic_xchg(v, new) (xchg(&((v)->counter), new))
      |                              ^~~~
kernel/debug/debug_core.c:596:4: note: in expansion of macro ‘atomic_xchg’
  596 |    atomic_xchg(&kgdb_active, cpu);
      |    ^~~~~~~~~~~

Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>