terminal: clarify comment

This commit is contained in:
Mitchell Hashimoto
2024-09-21 20:59:00 -07:00
parent f0eb5d0d43
commit f858ae13ae

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@ -1694,7 +1694,14 @@ pub fn grow(self: *PageList) !?*List.Node {
// If allocation would exceed our max size, we prune the first page.
// We don't need to reallocate because we can simply reuse that first
// page.
if (self.pages.len > 1 and self.page_size + PagePool.item_size > self.maxSize()) prune: {
//
// We only take this path if we have more than one page since pruning
// reuses the popped page. It is possible to have a single page and
// exceed the max size if that page was adjusted to be larger after
// initial allocation.
if (self.pages.len > 1 and
self.page_size + PagePool.item_size > self.maxSize())
prune: {
// If we need to add more memory to ensure our active area is
// satisfied then we do not prune.
if (self.growRequiredForActive()) break :prune;