tree 2a1e52ede7463e4b1b8625ae6a5610418986312a
parent 168587a9b88d95d79ef3b00c9f6b44ddbe55e22e
author Shintaro Kawamura <kawasin@google.com> 1672028313 +0900
committer crosvm LUCI <crosvm-scoped@luci-project-accounts.iam.gserviceaccount.com> 1673320200 +0000

swap: add helpers for pagesize

Using the cached page size shift has several performance benefits listed
at the comment of the file.

BUG=b:260543132
TEST=cargo test -p swap

Change-Id: Ic7a19135b7a2e29c032c73fa7dca1d853cdb5e48
Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/4125177
Reviewed-by: David Stevens <stevensd@chromium.org>
Reviewed-by: Dennis Kempin <denniskempin@google.com>
Commit-Queue: Shin Kawamura <kawasin@google.com>