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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-11-26 19:41:28 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-11-26 19:41:28 -0800
commitff1ea52fa317a5658b6415b25169c5e531f54876 (patch)
tree88fd243ddb02de7e3b2b0f55aba91796785b5a63 /kernel/time/ntp.c
parentb5faa4b89e4d83203b1f44f143a351b518f7cda2 (diff)
parentf44d9efd3510776216938fef84adc99cc0e12412 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86
* git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86: x86: fix APIC related bootup crash on Athlon XP CPUs time: add ADJ_OFFSET_SS_READ x86: export the symbol empty_zero_page on the 32-bit x86 architecture x86: fix kprobes_64.c inlining borkage pci: use pci=bfsort for HP DL385 G2, DL585 G2 x86: correctly set UTS_MACHINE for "make ARCH=x86" lockdep: annotate do_debug() trap handler x86: turn off iommu merge by default x86: fix ACPI compile for LOCAL_APIC=n x86: printk kernel version in WARN_ON and other dump_stack users ACPI: Set max_cstate to 1 for early Opterons. x86: fix NMI watchdog & 'stopped time' problem
Diffstat (limited to 'kernel/time/ntp.c')
-rw-r--r--kernel/time/ntp.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c
index 14a2ecf2b31..e64efaf957e 100644
--- a/kernel/time/ntp.c
+++ b/kernel/time/ntp.c
@@ -249,10 +249,12 @@ int do_adjtimex(struct timex *txc)
/* Now we validate the data before disabling interrupts */
- if ((txc->modes & ADJ_OFFSET_SINGLESHOT) == ADJ_OFFSET_SINGLESHOT)
+ if ((txc->modes & ADJ_OFFSET_SINGLESHOT) == ADJ_OFFSET_SINGLESHOT) {
/* singleshot must not be used with any other mode bits */
- if (txc->modes != ADJ_OFFSET_SINGLESHOT)
+ if (txc->modes != ADJ_OFFSET_SINGLESHOT &&
+ txc->modes != ADJ_OFFSET_SS_READ)
return -EINVAL;
+ }
if (txc->modes != ADJ_OFFSET_SINGLESHOT && (txc->modes & ADJ_OFFSET))
/* adjustment Offset limited to +- .512 seconds */
@@ -372,7 +374,8 @@ int do_adjtimex(struct timex *txc)
leave: if ((time_status & (STA_UNSYNC|STA_CLOCKERR)) != 0)
result = TIME_ERROR;
- if ((txc->modes & ADJ_OFFSET_SINGLESHOT) == ADJ_OFFSET_SINGLESHOT)
+ if ((txc->modes == ADJ_OFFSET_SINGLESHOT) ||
+ (txc->modes == ADJ_OFFSET_SS_READ))
txc->offset = save_adjust;
else
txc->offset = ((long)shift_right(time_offset, SHIFT_UPDATE)) *