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Marco Realacci 2025-03-17 23:17:45 +01:00
parent 29d6c40031
commit de57d0ffed
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Concurrent Systems/notes/5 - Software Transactional Memory.md
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@ -137,8 +137,7 @@ X.read_T(i) :=
t_depend_T[X] <- lc(XX).depend[X] t_depend_T[X] <- lc(XX).depend[X]
if ∃ Y ∈ read_set(T) s.t. t_dependT[Y] < lc(XX).depend[Y] then if ∃ Y ∈ read_set(T) s.t. t_dependT[Y] < lc(XX).depend[Y] then
# T prima di leggere X aveva già letto un Y # non ho capito in che caso si abortisce
# questo Y è stato modificato (? oppure non ho capito)
ABORT ABORT
∀ Y ∉ read_set(T) do ∀ Y ∉ read_set(T) do