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Subject[tip:timers/core] posix-timers: Define nanosleep not supported error separate
Commit-ID:  65da528d7cc94966cf24d2a1e0837b689159b543
Gitweb: http://git.kernel.org/tip/65da528d7cc94966cf24d2a1e0837b689159b543
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Tue, 1 Feb 2011 13:51:01 +0000
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitDate: Wed, 2 Feb 2011 15:28:11 +0100
posix-timers: Define nanosleep not supported error separate

Define the conditional nanosleep not supported error value outside of
do_posix_clock_nonanosleep(). Preparatory patch for further cleanups.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: John Stultz <johnstul@us.ibm.com>
Tested-by: Richard Cochran <richard.cochran@omicron.at>
LKML-Reference: <20110201134417.643486574@linutronix.de>
---
kernel/posix-timers.c | 14 +++++++++-----
1 files changed, 9 insertions(+), 5 deletions(-)
diff --git a/kernel/posix-timers.c b/kernel/posix-timers.c
index 21b7ca2..89bff37 100644
--- a/kernel/posix-timers.c
+++ b/kernel/posix-timers.c
@@ -81,6 +81,14 @@ static DEFINE_SPINLOCK(idr_lock);
#error "SIGEV_THREAD_ID must not share bit with other SIGEV values!"
#endif

+/*
+ * parisc wants ENOTSUP instead of EOPNOTSUPP
+ */
+#ifndef ENOTSUP
+# define ENANOSLEEP_NOTSUP EOPNOTSUPP
+#else
+# define ENANOSLEEP_NOTSUP ENOTSUP
+#endif

/*
* The timer ID is turned into a timer address by idr_find().
@@ -937,11 +945,7 @@ EXPORT_SYMBOL_GPL(do_posix_clock_nosettime);
int do_posix_clock_nonanosleep(const clockid_t clock, int flags,
struct timespec *t, struct timespec __user *r)
{
-#ifndef ENOTSUP
- return -EOPNOTSUPP; /* aka ENOTSUP in userland for POSIX */
-#else /* parisc does define it separately. */
- return -ENOTSUP;
-#endif
+ return -ENANOSLEEP_NOTSUP;
}
EXPORT_SYMBOL_GPL(do_posix_clock_nonanosleep);


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