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author | Mark Brown <broonie@kernel.org> | 2018-01-08 15:54:50 +0000 |
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committer | Mark Brown <broonie@kernel.org> | 2018-01-08 15:54:50 +0000 |
commit | 498495dba268b20e8eadd7fe93c140c68b6cc9d2 (patch) | |
tree | 00d1562049d8bc2194fddd9ba0cbbe0812ad6f68 /arch/ia64/kernel/time.c | |
parent | d5cc0a1fcbb5ddbef9fdd4c4a978da3254ddbf37 (diff) | |
parent | 5c256045b87b8aa8e5bc9d2e2fdc0802351c1f99 (diff) | |
download | linux-stable-498495dba268b20e8eadd7fe93c140c68b6cc9d2.tar.gz linux-stable-498495dba268b20e8eadd7fe93c140c68b6cc9d2.tar.bz2 linux-stable-498495dba268b20e8eadd7fe93c140c68b6cc9d2.zip |
Merge branch 'fix/intel' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-intel
Diffstat (limited to 'arch/ia64/kernel/time.c')
-rw-r--r-- | arch/ia64/kernel/time.c | 40 |
1 files changed, 21 insertions, 19 deletions
diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c index aa7be020a904..c6ecb97151a2 100644 --- a/arch/ia64/kernel/time.c +++ b/arch/ia64/kernel/time.c @@ -430,30 +430,32 @@ void update_vsyscall_tz(void) { } -void update_vsyscall_old(struct timespec *wall, struct timespec *wtm, - struct clocksource *c, u32 mult, u64 cycle_last) +void update_vsyscall(struct timekeeper *tk) { write_seqcount_begin(&fsyscall_gtod_data.seq); - /* copy fsyscall clock data */ - fsyscall_gtod_data.clk_mask = c->mask; - fsyscall_gtod_data.clk_mult = mult; - fsyscall_gtod_data.clk_shift = c->shift; - fsyscall_gtod_data.clk_fsys_mmio = c->archdata.fsys_mmio; - fsyscall_gtod_data.clk_cycle_last = cycle_last; - - /* copy kernel time structures */ - fsyscall_gtod_data.wall_time.tv_sec = wall->tv_sec; - fsyscall_gtod_data.wall_time.tv_nsec = wall->tv_nsec; - fsyscall_gtod_data.monotonic_time.tv_sec = wtm->tv_sec - + wall->tv_sec; - fsyscall_gtod_data.monotonic_time.tv_nsec = wtm->tv_nsec - + wall->tv_nsec; + /* copy vsyscall data */ + fsyscall_gtod_data.clk_mask = tk->tkr_mono.mask; + fsyscall_gtod_data.clk_mult = tk->tkr_mono.mult; + fsyscall_gtod_data.clk_shift = tk->tkr_mono.shift; + fsyscall_gtod_data.clk_fsys_mmio = tk->tkr_mono.clock->archdata.fsys_mmio; + fsyscall_gtod_data.clk_cycle_last = tk->tkr_mono.cycle_last; + + fsyscall_gtod_data.wall_time.sec = tk->xtime_sec; + fsyscall_gtod_data.wall_time.snsec = tk->tkr_mono.xtime_nsec; + + fsyscall_gtod_data.monotonic_time.sec = tk->xtime_sec + + tk->wall_to_monotonic.tv_sec; + fsyscall_gtod_data.monotonic_time.snsec = tk->tkr_mono.xtime_nsec + + ((u64)tk->wall_to_monotonic.tv_nsec + << tk->tkr_mono.shift); /* normalize */ - while (fsyscall_gtod_data.monotonic_time.tv_nsec >= NSEC_PER_SEC) { - fsyscall_gtod_data.monotonic_time.tv_nsec -= NSEC_PER_SEC; - fsyscall_gtod_data.monotonic_time.tv_sec++; + while (fsyscall_gtod_data.monotonic_time.snsec >= + (((u64)NSEC_PER_SEC) << tk->tkr_mono.shift)) { + fsyscall_gtod_data.monotonic_time.snsec -= + ((u64)NSEC_PER_SEC) << tk->tkr_mono.shift; + fsyscall_gtod_data.monotonic_time.sec++; } write_seqcount_end(&fsyscall_gtod_data.seq); |