From 61598093bbdd283a7edc367d900f223070ead8d2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:03 +0000
Subject: [PATCH] add ax88772C AX88772C_eeprom_tools
---
kernel/kernel/time/ntp.c | 51 ++++++++++++++++++++++++++++++---------------------
1 files changed, 30 insertions(+), 21 deletions(-)
diff --git a/kernel/kernel/time/ntp.c b/kernel/kernel/time/ntp.c
index e1110a7..069ca78 100644
--- a/kernel/kernel/time/ntp.c
+++ b/kernel/kernel/time/ntp.c
@@ -17,7 +17,7 @@
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/rtc.h>
-#include <linux/math64.h>
+#include <linux/audit.h>
#include "ntp_internal.h"
#include "timekeeping_internal.h"
@@ -190,13 +190,13 @@
&& (status & (STA_PPSWANDER|STA_PPSERROR)));
}
-static inline void pps_fill_timex(struct timex *txc)
+static inline void pps_fill_timex(struct __kernel_timex *txc)
{
txc->ppsfreq = shift_right((pps_freq >> PPM_SCALE_INV_SHIFT) *
PPM_SCALE_INV, NTP_SCALE_SHIFT);
txc->jitter = pps_jitter;
if (!(time_status & STA_NANO))
- txc->jitter /= NSEC_PER_USEC;
+ txc->jitter = pps_jitter / NSEC_PER_USEC;
txc->shift = pps_shift;
txc->stabil = pps_stabil;
txc->jitcnt = pps_jitcnt;
@@ -222,7 +222,7 @@
return status & (STA_UNSYNC|STA_CLOCKERR);
}
-static inline void pps_fill_timex(struct timex *txc)
+static inline void pps_fill_timex(struct __kernel_timex *txc)
{
/* PPS is not implemented, so these are zero */
txc->ppsfreq = 0;
@@ -556,17 +556,9 @@
}
#ifdef CONFIG_GENERIC_CMOS_UPDATE
-int __weak update_persistent_clock(struct timespec now)
-{
- return -ENODEV;
-}
-
int __weak update_persistent_clock64(struct timespec64 now64)
{
- struct timespec now;
-
- now = timespec64_to_timespec(now64);
- return update_persistent_clock(now);
+ return -ENODEV;
}
#endif
@@ -643,7 +635,7 @@
/*
* Propagate a new txc->status value into the NTP state:
*/
-static inline void process_adj_status(const struct timex *txc)
+static inline void process_adj_status(const struct __kernel_timex *txc)
{
if ((time_status & STA_PLL) && !(txc->status & STA_PLL)) {
time_state = TIME_OK;
@@ -666,7 +658,8 @@
}
-static inline void process_adjtimex_modes(const struct timex *txc, s32 *time_tai)
+static inline void process_adjtimex_modes(const struct __kernel_timex *txc,
+ s32 *time_tai)
{
if (txc->modes & ADJ_STATUS)
process_adj_status(txc);
@@ -718,7 +711,8 @@
* adjtimex mainly allows reading (and writing, if superuser) of
* kernel time-keeping variables. used by xntpd.
*/
-int __do_adjtimex(struct timex *txc, const struct timespec64 *ts, s32 *time_tai)
+int __do_adjtimex(struct __kernel_timex *txc, const struct timespec64 *ts,
+ s32 *time_tai, struct audit_ntp_data *ad)
{
int result;
@@ -729,18 +723,33 @@
/* adjtime() is independent from ntp_adjtime() */
time_adjust = txc->offset;
ntp_update_frequency();
+
+ audit_ntp_set_old(ad, AUDIT_NTP_ADJUST, save_adjust);
+ audit_ntp_set_new(ad, AUDIT_NTP_ADJUST, time_adjust);
}
txc->offset = save_adjust;
} else {
-
/* If there are input parameters, then process them: */
- if (txc->modes)
+ if (txc->modes) {
+ audit_ntp_set_old(ad, AUDIT_NTP_OFFSET, time_offset);
+ audit_ntp_set_old(ad, AUDIT_NTP_FREQ, time_freq);
+ audit_ntp_set_old(ad, AUDIT_NTP_STATUS, time_status);
+ audit_ntp_set_old(ad, AUDIT_NTP_TAI, *time_tai);
+ audit_ntp_set_old(ad, AUDIT_NTP_TICK, tick_usec);
+
process_adjtimex_modes(txc, time_tai);
+
+ audit_ntp_set_new(ad, AUDIT_NTP_OFFSET, time_offset);
+ audit_ntp_set_new(ad, AUDIT_NTP_FREQ, time_freq);
+ audit_ntp_set_new(ad, AUDIT_NTP_STATUS, time_status);
+ audit_ntp_set_new(ad, AUDIT_NTP_TAI, *time_tai);
+ audit_ntp_set_new(ad, AUDIT_NTP_TICK, tick_usec);
+ }
txc->offset = shift_right(time_offset * NTP_INTERVAL_FREQ,
NTP_SCALE_SHIFT);
if (!(time_status & STA_NANO))
- txc->offset /= NSEC_PER_USEC;
+ txc->offset = (u32)txc->offset / NSEC_PER_USEC;
}
result = time_state; /* mostly `TIME_OK' */
@@ -762,10 +771,10 @@
/* fill PPS status fields */
pps_fill_timex(txc);
- txc->time.tv_sec = (time_t)ts->tv_sec;
+ txc->time.tv_sec = ts->tv_sec;
txc->time.tv_usec = ts->tv_nsec;
if (!(time_status & STA_NANO))
- txc->time.tv_usec /= NSEC_PER_USEC;
+ txc->time.tv_usec = ts->tv_nsec / NSEC_PER_USEC;
/* Handle leapsec adjustments */
if (unlikely(ts->tv_sec >= ntp_next_leap_sec)) {
--
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