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| author | Thomas Gleixner <tglx@linutronix.de> | 2009-08-29 10:34:18 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2009-08-29 10:34:29 +0200 |
| commit | f71bb0ac5e85410601b0db29d7b1635345ea61a4 (patch) | |
| tree | 7c3ef70ef008db87d8b71e5de0632766ecd64d2f /include | |
| parent | 7285dd7fd375763bfb8ab1ac9cf3f1206f503c16 (diff) | |
| parent | a42548a18866e87092db93b771e6c5b060d78401 (diff) | |
| download | linux-f71bb0ac5e85410601b0db29d7b1635345ea61a4.tar.gz linux-f71bb0ac5e85410601b0db29d7b1635345ea61a4.tar.bz2 linux-f71bb0ac5e85410601b0db29d7b1635345ea61a4.zip | |
Merge branch 'timers/posixtimers' into timers/tracing
Merge reason: timer tracepoint patches depend on both branches
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-generic/cputime.h | 1 | ||||
| -rw-r--r-- | include/linux/sched.h | 16 |
2 files changed, 14 insertions, 3 deletions
diff --git a/include/asm-generic/cputime.h b/include/asm-generic/cputime.h index 1c1fa422d18a..ca0f239f0e13 100644 --- a/include/asm-generic/cputime.h +++ b/include/asm-generic/cputime.h @@ -7,6 +7,7 @@ typedef unsigned long cputime_t; #define cputime_zero (0UL) +#define cputime_one_jiffy jiffies_to_cputime(1) #define cputime_max ((~0UL >> 1) - 1) #define cputime_add(__a, __b) ((__a) + (__b)) #define cputime_sub(__a, __b) ((__a) - (__b)) diff --git a/include/linux/sched.h b/include/linux/sched.h index 3ab08e4bb6b8..a069e65e8bb7 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -470,6 +470,13 @@ struct pacct_struct { unsigned long ac_minflt, ac_majflt; }; +struct cpu_itimer { + cputime_t expires; + cputime_t incr; + u32 error; + u32 incr_error; +}; + /** * struct task_cputime - collected CPU time counts * @utime: time spent in user mode, in &cputime_t units @@ -564,9 +571,12 @@ struct signal_struct { struct pid *leader_pid; ktime_t it_real_incr; - /* ITIMER_PROF and ITIMER_VIRTUAL timers for the process */ - cputime_t it_prof_expires, it_virt_expires; - cputime_t it_prof_incr, it_virt_incr; + /* + * ITIMER_PROF and ITIMER_VIRTUAL timers for the process, we use + * CPUCLOCK_PROF and CPUCLOCK_VIRT for indexing array as these + * values are defined to 0 and 1 respectively + */ + struct cpu_itimer it[2]; /* * Thread group totals for process CPU timers. |