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authorMichael Ellerman <mpe@ellerman.id.au>2015-11-24 22:26:09 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2015-12-17 22:40:55 +1100
commit08eb105a7c18c917f2ed7afc5a151f0514f26460 (patch)
treee934dd81e526e2727516214e83625b2f921a6cd4 /arch/powerpc/xmon
parent209eb4e5cbaba53ab555f3e7b43aa27176f3a925 (diff)
powerpc/xmon: Use rtas_call_unlocked() in xmon
Avoid open coding the logic by using rtas_call_unlocked(). Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/xmon')
-rw-r--r--arch/powerpc/xmon/xmon.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index e8c7a937955e..07a8508cb7fa 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -320,6 +320,7 @@ static inline void disable_surveillance(void)
#ifdef CONFIG_PPC_PSERIES
/* Since this can't be a module, args should end up below 4GB. */
static struct rtas_args args;
+ int token;
/*
* At this point we have got all the cpus we can into
@@ -328,17 +329,12 @@ static inline void disable_surveillance(void)
* If we did try to take rtas.lock there would be a
* real possibility of deadlock.
*/
- args.token = rtas_token("set-indicator");
- if (args.token == RTAS_UNKNOWN_SERVICE)
+ token = rtas_token("set-indicator");
+ if (token == RTAS_UNKNOWN_SERVICE)
return;
- args.token = cpu_to_be32(args.token);
- args.nargs = cpu_to_be32(3);
- args.nret = cpu_to_be32(1);
- args.rets = &args.args[3];
- args.args[0] = cpu_to_be32(SURVEILLANCE_TOKEN);
- args.args[1] = 0;
- args.args[2] = 0;
- enter_rtas(__pa(&args));
+
+ rtas_call_unlocked(&args, token, 3, 1, NULL, SURVEILLANCE_TOKEN, 0, 0);
+
#endif /* CONFIG_PPC_PSERIES */
}