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posix-cpu-timers: Move state tracking to struct posix_cputimers

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Put it where it belongs and clean up the ifdeffery in fork completely.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20190821192922.743229404@linutronix.de
This commit is contained in:
Thomas Gleixner
2019-08-21 21:09:24 +02:00
parent 8991afe264
commit 244d49e306
6 changed files with 54 additions and 50 deletions
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8
include/linux/posix-timers.h
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@@ -77,15 +77,23 @@ struct posix_cputimer_base {
/**
* posix_cputimers - Container for posix CPU timer related data
* @bases: Base container for posix CPU clocks
* @timers_active: Timers are queued.
* @expiry_active: Timer expiry is active. Used for
* process wide timers to avoid multiple
* task trying to handle expiry concurrently
*
* Used in task_struct and signal_struct
*/
struct posix_cputimers {
struct posix_cputimer_base bases[CPUCLOCK_MAX];
unsigned int timers_active;
unsigned int expiry_active;
};
static inline void posix_cputimers_init(struct posix_cputimers *pct)
{
pct->timers_active = 0;
pct->expiry_active = 0;
pct->bases[0].nextevt = U64_MAX;
pct->bases[1].nextevt = U64_MAX;
pct->bases[2].nextevt = U64_MAX;