mirror of https://gitee.com/openkylin/linux.git
[PATCH] Adapt drivers/char/vt_ioctl.c to non-x86
This code uses the x86 (non-AMD-ELAN) value of CLOCK_TICK_RATE instead of CLOCK_TICK_RATE itself, which is wrong for other archs. Signed-off-by: Emmanuel Colbus <emmanuel.colbus@ensimag.imag.fr> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -25,6 +25,7 @@
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#include <linux/fs.h>
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#include <linux/console.h>
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#include <linux/signal.h>
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#include <linux/timex.h>
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#include <asm/io.h>
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#include <asm/uaccess.h>
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@ -386,7 +387,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
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if (!perm)
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return -EPERM;
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if (arg)
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arg = 1193182 / arg;
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arg = CLOCK_TICK_RATE / arg;
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kd_mksound(arg, 0);
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return 0;
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@ -403,7 +404,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
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ticks = HZ * ((arg >> 16) & 0xffff) / 1000;
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count = ticks ? (arg & 0xffff) : 0;
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if (count)
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count = 1193182 / count;
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count = CLOCK_TICK_RATE / count;
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kd_mksound(count, ticks);
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return 0;
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}
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