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Revert "phc2sys: Notify kernel if clock is not in sync" 

This novel use of the STA_UNSYNC flag breaks with the established,
traditional meaning of that flag, which is:

   The clock has is believed to have an error larger than 16 seconds.

This reverts commit 944f5f7ac6.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
master
Richard Cochran 2020-03-06 10:13:50 -08:00
parent 944f5f7ac6
commit 25d4e4fbdd
3 changed files with 1 additions and 19 deletions
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11
clockadj.c
View File

@ -182,14 +182,3 @@ void sysclk_set_sync(void)
if (clock_adjtime(clkid, &tx) < 0)
pr_err("failed to set clock status and maximum error: %m");
}
void sysclk_set_unsync(void)
{
clockid_t clkid = CLOCK_REALTIME;
struct timex tx;
memset(&tx, 0, sizeof(tx));
tx.modes = ADJ_STATUS;
tx.status = STA_UNSYNC;
if (clock_adjtime(clkid, &tx) < 0)
pr_err("failed to set clock status: %m");
}

5
clockadj.h
View File

@ -80,9 +80,4 @@ int sysclk_max_freq(void);
* the real-time clock (RTC) to it.
*/
void sysclk_set_sync(void);
/**
* Mark the system clock as unsynchronized.
*/
void sysclk_set_unsync(void);
#endif

4
phc2sys.c
View File

@ -735,10 +735,8 @@ static int do_loop(struct node *node, int subscriptions)
reconfigure(node);
}
}
if (!node->master) {
sysclk_set_unsync();
if (!node->master)
continue;
}
LIST_FOREACH(clock, &node->dst_clocks, dst_list) {
if (!update_needed(clock))