Files
linux/rust/helpers/time.c
FUJITA Tomonori ad68b55a9e rust: add udelay() function
Add udelay() function, inserts a delay based on microseconds with busy
waiting, in preparation for supporting read_poll_timeout_atomic().

Reviewed-by: Andreas Hindborg <a.hindborg@kernel.org>
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@gmail.com>
Acked-by: Andreas Hindborg <a.hindborg@kernel.org>
Link: https://patch.msgid.link/20251103112958.2961517-2-fujita.tomonori@gmail.com
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-11-04 13:25:29 +01:00

41 lines
632 B
C

// SPDX-License-Identifier: GPL-2.0
#include <linux/delay.h>
#include <linux/ktime.h>
#include <linux/timekeeping.h>
void rust_helper_fsleep(unsigned long usecs)
{
fsleep(usecs);
}
ktime_t rust_helper_ktime_get_real(void)
{
return ktime_get_real();
}
ktime_t rust_helper_ktime_get_boottime(void)
{
return ktime_get_boottime();
}
ktime_t rust_helper_ktime_get_clocktai(void)
{
return ktime_get_clocktai();
}
s64 rust_helper_ktime_to_us(const ktime_t kt)
{
return ktime_to_us(kt);
}
s64 rust_helper_ktime_to_ms(const ktime_t kt)
{
return ktime_to_ms(kt);
}
void rust_helper_udelay(unsigned long usec)
{
udelay(usec);
}