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authorIan Moffett <ian@osmora.org>2025-04-14 02:49:08 -0400
committerIan Moffett <ian@osmora.org>2025-04-14 02:49:08 -0400
commit01bef10a33e9d4e1dc9f14258ef5b1f144544741 (patch)
tree50d2e458283c85885dabf2e1744019f123d03a11 /share/docs/ideas
parentb8f771b1566b7bb8a44402296c0410025e3e555f (diff)
ideas: kport: Add concept of shadow byte regions
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'share/docs/ideas')
-rw-r--r--share/docs/ideas/kport.txt5
1 files changed, 4 insertions, 1 deletions
diff --git a/share/docs/ideas/kport.txt b/share/docs/ideas/kport.txt
index b9ffc6d..de3a4b0 100644
--- a/share/docs/ideas/kport.txt
+++ b/share/docs/ideas/kport.txt
@@ -73,4 +73,7 @@ Description: KPORT facilitates seamless low-latency access to dedicated
- The kport pool MUST have no low-level memory caching
Notes:
The shadow layer exists as a sandbox to isolate the backing resource
- between itself and the kport layer.
+ between itself and the kport layer. It SHOULD contain a "shadow byte region"
+ (SBR), that is, an area reserved for shadow bytes used to detect clobbering
+ and allowing the kernel to respond accordingly (i.e., defer next write-back
+ and kill the process, among other things...)