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| author | bors[bot] <26634292+bors[bot]@users.noreply.github.com> | 2021-12-21 19:02:49 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-12-21 19:02:49 +0000 |
| commit | c78177c37e3192c7a41a3ea8e7c139751c1a8989 (patch) | |
| tree | d5092fa9f154994c27f710f3ec4cacdb651fd96d /book/en/src/by-example/tips_indirection.md | |
| parent | 37facfb5bf9aca11c43868cb8880b12b9f6b336a (diff) | |
| parent | e249813ad7a5670dd9a1a70d46b72aa02ce4dce0 (diff) | |
Merge #563
563: Docs touchup r=korken89 a=AfoHT
Unleashed some language linters on the book
Co-authored-by: Henrik Tjäder <henrik@grepit.se>
Co-authored-by: perlindgren <per.lindgren@ltu.se>
Diffstat (limited to 'book/en/src/by-example/tips_indirection.md')
| -rw-r--r-- | book/en/src/by-example/tips_indirection.md | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/book/en/src/by-example/tips_indirection.md b/book/en/src/by-example/tips_indirection.md index 22c5774..1a330c5 100644 --- a/book/en/src/by-example/tips_indirection.md +++ b/book/en/src/by-example/tips_indirection.md @@ -3,7 +3,9 @@ Message passing always involves copying the payload from the sender into a static variable and then from the static variable into the receiver. Thus sending a large buffer, like a `[u8; 128]`, as a message involves two expensive -`memcpy`s. To minimize the message passing overhead one can use indirection: +`memcpy`s. + +Indirection can minimize message passing overhead: instead of sending the buffer by value, one can send an owning pointer into the buffer. @@ -23,4 +25,3 @@ Here's an example where `heapless::Pool` is used to "box" buffers of 128 bytes. $ cargo run --target thumbv7m-none-eabi --example pool {{#include ../../../../ci/expected/pool.run}} ``` - |
