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author | Ingo Molnar <mingo@elte.hu> | 2010-09-15 10:27:31 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-09-15 10:27:31 +0200 |
commit | 3aabae7d9dfaed60effe93662f02c19bafc18537 (patch) | |
tree | af94cdd69add07601d9f3f5988dfc1dc255e3886 /drivers/char/vt_ioctl.c | |
parent | 79e406d7b00ab2b261ae32a59f266fd3b7af6f29 (diff) | |
parent | 57c072c7113f54f9512624d6c665db6184448782 (diff) | |
download | op-kernel-dev-3aabae7d9dfaed60effe93662f02c19bafc18537.zip op-kernel-dev-3aabae7d9dfaed60effe93662f02c19bafc18537.tar.gz |
Merge branch 'tip/perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into perf/core
Diffstat (limited to 'drivers/char/vt_ioctl.c')
-rw-r--r-- | drivers/char/vt_ioctl.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/char/vt_ioctl.c b/drivers/char/vt_ioctl.c index 2bbeaae..38df8c1 100644 --- a/drivers/char/vt_ioctl.c +++ b/drivers/char/vt_ioctl.c @@ -533,11 +533,14 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, case KIOCSOUND: if (!perm) goto eperm; - /* FIXME: This is an old broken API but we need to keep it - supported and somehow separate the historic advertised - tick rate from any real one */ + /* + * The use of PIT_TICK_RATE is historic, it used to be + * the platform-dependent CLOCK_TICK_RATE between 2.6.12 + * and 2.6.36, which was a minor but unfortunate ABI + * change. + */ if (arg) - arg = CLOCK_TICK_RATE / arg; + arg = PIT_TICK_RATE / arg; kd_mksound(arg, 0); break; @@ -553,11 +556,8 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, */ ticks = HZ * ((arg >> 16) & 0xffff) / 1000; count = ticks ? (arg & 0xffff) : 0; - /* FIXME: This is an old broken API but we need to keep it - supported and somehow separate the historic advertised - tick rate from any real one */ if (count) - count = CLOCK_TICK_RATE / count; + count = PIT_TICK_RATE / count; kd_mksound(count, ticks); break; } |