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authorNicholas Mc Guire <hofrat@osadl.org>2015-02-09 16:53:25 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-03-07 04:02:26 +0100
commit4c0d9b17d1c0608bbbef6d00e68956de2c3b1f8e (patch)
tree3e8a2ee2f7ad5682be247e4bc40c52d5ef76ac52 /drivers/tty/vt
parentserial/8250_dw: use platform_get_irq() instead of platform_get_resource() (diff)
downloadlinux-4c0d9b17d1c0608bbbef6d00e68956de2c3b1f8e.tar.xz
linux-4c0d9b17d1c0608bbbef6d00e68956de2c3b1f8e.zip
vt: vt_ioctl: use msecs_to_jiffies for time conversion
Converting milliseconds to jiffies by "val * HZ / 1000" is technically OK but msecs_to_jiffies(val) is the cleaner solution and handles all corner cases correctly. This is a minor API consolidation only and should make things more readable. Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/vt')
-rw-r--r--drivers/tty/vt/vt_ioctl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c
index 2bd78e2ac8ec..97d5a74558a3 100644
--- a/drivers/tty/vt/vt_ioctl.c
+++ b/drivers/tty/vt/vt_ioctl.c
@@ -388,7 +388,7 @@ int vt_ioctl(struct tty_struct *tty,
* Generate the tone for the appropriate number of ticks.
* If the time is zero, turn off sound ourselves.
*/
- ticks = HZ * ((arg >> 16) & 0xffff) / 1000;
+ ticks = msecs_to_jiffies((arg >> 16) & 0xffff);
count = ticks ? (arg & 0xffff) : 0;
if (count)
count = PIT_TICK_RATE / count;