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timekeeping: Annotate auxiliary clock accessors with __must_check

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In contrast to the system time accessors, the ones for auxiliary clocks can
fail.

Make sure the callers check for this.

Signed-off-by: Thomas Weißschuh (Schneider Electric) <thomas.weissschuh@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Link: https://patch.msgid.link/20260731-timekeeping-aux-must-check-v1-2-11ae93068497@linutronix.de
This commit is contained in:
Thomas Weißschuh (Schneider Electric)
2026-08-11 11:12:43 +02:00
committed by Thomas Gleixner
parent 1b51577187
commit 2838bdb772
1 changed files with 7 additions and 4 deletions
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include/linux/timekeeping.h
+7 -4
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@@ -267,11 +267,14 @@ extern void timekeeping_inject_sleeptime64(const struct timespec64 *delta);
* Auxiliary clock interfaces
*/
#ifdef CONFIG_POSIX_AUX_CLOCKS
extern bool ktime_get_aux(clockid_t id, ktime_t *kt);
extern bool ktime_get_aux_ts64(clockid_t id, struct timespec64 *kt);
extern bool __must_check ktime_get_aux(clockid_t id, ktime_t *kt);
extern bool __must_check ktime_get_aux_ts64(clockid_t id, struct timespec64 *kt);
#else
static inline bool ktime_get_aux(clockid_t id, ktime_t *kt) { return false; }
static inline bool ktime_get_aux_ts64(clockid_t id, struct timespec64 *kt) { return false; }
static inline bool __must_check ktime_get_aux(clockid_t id, ktime_t *kt) { return false; }
static inline bool __must_check ktime_get_aux_ts64(clockid_t id, struct timespec64 *kt)
{
return false;
}
#endif
/**