Re: [2.6.22.2 review 26/84] make timerfd return a u64 and fix the __put_user

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On Aug 7 2007 13:44, Greg KH wrote:
>--- a/fs/timerfd.c
>+++ b/fs/timerfd.c
>@@ -95,7 +95,7 @@ static ssize_t timerfd_read(struct file 
> {
> 	struct timerfd_ctx *ctx = file->private_data;
> 	ssize_t res;
>-	u32 ticks = 0;
>+	u64 ticks = 0;
> 	DECLARE_WAITQUEUE(wait, current);
> 
> 	if (count < sizeof(ticks))
>@@ -130,7 +130,7 @@ static ssize_t timerfd_read(struct file 
> 			 * callback to avoid DoS attacks specifying a very
> 			 * short timer period.
> 			 */
>-			ticks = (u32)
>+			ticks = (u64)
> 				hrtimer_forward(&ctx->tmr,
> 						hrtimer_cb_get_time(&ctx->tmr),
> 						ctx->tintv);

[ Minor: Cast is not strictly required; hrtimer_forward()s result is
autopromoted/demoted to the type of @ticks. ]



	Jan
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