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Remove unnecessary use of atomic-polyfill.

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Only use it when CAS is actually needed.
This commit is contained in:
Dario Nieuwenhuis
2022-12-23 20:46:49 +01:00
parent cd9a65ba39
commit 10c9cc31b1
15 changed files with 22 additions and 28 deletions
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3
embassy-stm32/src/flash/f4.rs
View File

@ -1,7 +1,6 @@
use core::convert::TryInto;
use core::ptr::write_volatile;
use atomic_polyfill::{fence, Ordering};
use core::sync::atomic::{fence, Ordering};
use super::{ERASE_SIZE, FLASH_BASE, FLASH_SIZE};
use crate::flash::Error;

3
embassy-stm32/src/flash/f7.rs
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@ -1,7 +1,6 @@
use core::convert::TryInto;
use core::ptr::write_volatile;
use atomic_polyfill::{fence, Ordering};
use core::sync::atomic::{fence, Ordering};
use crate::flash::Error;
use crate::pac;

4
embassy-stm32/src/flash/h7.rs
View File

@ -41,7 +41,7 @@ pub(crate) unsafe fn blocking_write(offset: u32, buf: &[u8]) -> Result<(), Error
cortex_m::asm::isb();
cortex_m::asm::dsb();
atomic_polyfill::fence(atomic_polyfill::Ordering::SeqCst);
core::sync::atomic::fence(core::sync::atomic::Ordering::SeqCst);
let ret = {
let mut ret: Result<(), Error> = Ok(());
@ -70,7 +70,7 @@ pub(crate) unsafe fn blocking_write(offset: u32, buf: &[u8]) -> Result<(), Error
cortex_m::asm::isb();
cortex_m::asm::dsb();
atomic_polyfill::fence(atomic_polyfill::Ordering::SeqCst);
core::sync::atomic::fence(core::sync::atomic::Ordering::SeqCst);
ret
}