This is a note to let you know that I've just added the patch titled math: Export mul_u64_u64_div_u64 to the 5.10-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: math-export-mul_u64_u64_div_u64.patch and it can be found in the queue-5.10 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 21e5a4e448e207840425fbae67363b93ce72d8e2 Author: David S. Miller <davem@xxxxxxxxxxxxx> Date: Wed Mar 24 16:42:54 2021 -0700 math: Export mul_u64_u64_div_u64 [ Upstream commit bf45947864764548697e7515fe693e10f173f312 ] Fixes: f51d7bf1dbe5 ("ptp_qoriq: fix overflow in ptp_qoriq_adjfine() u64 calcalation") Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/lib/math/div64.c b/lib/math/div64.c index 3952a07130d8..edd1090c9edb 100644 --- a/lib/math/div64.c +++ b/lib/math/div64.c @@ -230,4 +230,5 @@ u64 mul_u64_u64_div_u64(u64 a, u64 b, u64 c) return res + div64_u64(a * b, c); } +EXPORT_SYMBOL(mul_u64_u64_div_u64); #endif