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authorAlok N Kataria <akataria@vmware.com>2008-09-04 05:18:01 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-09-04 07:10:37 +0400
commitde014d617636d6a6bd5aef3b3d1f7f9a35669057 (patch)
tree0fb29f036345dfc46c4517c57456536cfa93c529 /arch/x86
parentce36394269ccd9d1d286d6192ba09fa6894365e9 (diff)
downloadlinux-de014d617636d6a6bd5aef3b3d1f7f9a35669057.tar.xz
x86: Change warning message in TSC calibration.
When calibration against PIT fails, the warning that we print is misleading. In a virtualized environment the VM may get descheduled while calibration or, the check in PIT calibration may fail due to other virtualization overheads. The warning message explicitly assumes that calibration failed due to SMI's which may not be the case. Change that to something proper. Signed-off-by: Alok N Kataria <akataria@vmware.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/kernel/tsc.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index 346cae5ac423..8f98e9de1b82 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -267,8 +267,7 @@ unsigned long native_calibrate_tsc(void)
*/
if (tsc_pit_min == ULONG_MAX) {
/* PIT gave no useful value */
- printk(KERN_WARNING "TSC: PIT calibration failed due to "
- "SMI disturbance.\n");
+ printk(KERN_WARNING "TSC: Unable to calibrate against PIT\n");
/* We don't have an alternative source, disable TSC */
if (!hpet && !pm1 && !pm2) {