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Fix spelling in comments

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This commit is contained in:
arthurprs 2017-02-18 21:06:00 +01:00
parent 57940d063c
commit 3b4412aa62
1 changed files with 5 additions and 5 deletions
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10
src/libstd/collections/hash/map.rs
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@ -182,15 +182,15 @@ impl DefaultResizePolicy {
// ----------------------
// To protect against degenerate performance scenarios (including DOS attacks),
// the implementation includes an adaptive behavior that can resize the map
// early (before it's capacity is exceeded) when suspiciously long probe or
// foward shifts sequences are encounted.
// early (before its capacity is exceeded) when suspiciously long probe or
// forward shifts sequences are encountered.
//
// With this algorithm in place it would be possible to turn a CPU attack into
// a memory attack due to the agressive resizing. To prevent that the
// a memory attack due to the aggressive resizing. To prevent that the
// adaptive behavior only triggers when the map occupancy is half the maximum occupancy.
// This reduces the effectivenes of the algorithm but also makes it completelly safe.
// This reduces the effectiveness of the algorithm but also makes it completely safe.
//
// The previous safety measure that also prevents degenerate iteractions with
// The previous safety measure also prevents degenerate interactions with
// really bad quality hash algorithms that can make normal inputs look like a
// DOS attack.
//