Files
Gary Guo 79d3d667af rust: sync: Add helpers for mb, dma_mb and friends
They supplement the existing smp_mb, smp_rmb and smp_wmb.

Reviewed-by: Eliot Courtney <ecourtney@nvidia.com>
Signed-off-by: Gary Guo <gary@garyguo.net>
Signed-off-by: Boqun Feng <boqun@kernel.org>
Link: https://patch.msgid.link/20260609-rust-barrier-v2-1-30fcc48e1cd0@garyguo.net
2026-08-04 05:52:54 -07:00

49 lines
590 B
C

// SPDX-License-Identifier: GPL-2.0
#include <asm/barrier.h>
__rust_helper void rust_helper_mb(void)
{
mb();
}
__rust_helper void rust_helper_rmb(void)
{
rmb();
}
__rust_helper void rust_helper_wmb(void)
{
wmb();
}
__rust_helper void rust_helper_dma_mb(void)
{
dma_mb();
}
__rust_helper void rust_helper_dma_rmb(void)
{
dma_rmb();
}
__rust_helper void rust_helper_dma_wmb(void)
{
dma_wmb();
}
__rust_helper void rust_helper_smp_mb(void)
{
smp_mb();
}
__rust_helper void rust_helper_smp_wmb(void)
{
smp_wmb();
}
__rust_helper void rust_helper_smp_rmb(void)
{
smp_rmb();
}