crosvm/disk
Junichi Uekawa 7bea39fef5 crosvm: O_DIRECT for opening disk image.
Introduce a new disk flag o_direct=true, which uses O_DIRECT for open.
Block access and memory buffer needs to be aligned to 512 bytes.

BUG=b:190435784
BUG=b:184204645
TEST=boot tests (boot_test_suspend_resume, boot_test_vm) keep running with o_direct=true.

Change-Id: I17888f8a6ef2a38baba2c17dbb0d7aa18b70dbfd
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/2821112
Tested-by: kokoro <noreply+kokoro@google.com>
Commit-Queue: Junichi Uekawa <uekawa@chromium.org>
Reviewed-by: Daniel Verkamp <dverkamp@chromium.org>
2021-07-30 06:34:11 +00:00
..
src crosvm: O_DIRECT for opening disk image. 2021-07-30 06:34:11 +00:00
Cargo.toml Add methods to create composite disk image. 2021-07-07 15:59:02 +00:00