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block: rename DiskFile::size() -> DiskFile::logical_size()

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This better reflects the actual usage.

Signed-off-by: Philipp Schuster <philipp.schuster@cyberus-technology.de>
On-behalf-of: SAP philipp.schuster@sap.com
This commit is contained in:
Philipp Schuster
2025-12-12 09:06:40 +01:00
committed by Rob Bradford
parent 0ddb032cab
commit 53092359b4
14 changed files with 39 additions and 25 deletions
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7
block/src/async_io.rs
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@@ -56,7 +56,12 @@ impl AsRawFd for BorrowedDiskFd<'_> {
/// This allows abstracting over raw image formats as well as structured
/// image formats.
pub trait DiskFile: Send {
fn size(&mut self) -> DiskFileResult<u64>;
/// Returns the logical disk size a guest will see.
///
/// For raw formats, this is equal to the physical size. For file formats
/// that wrap disk images in a container (e.g. QCOW2), this refers to the
/// effective size that the guest will see.
fn logical_size(&mut self) -> DiskFileResult<u64>;
fn new_async_io(&self, ring_depth: u32) -> DiskFileResult<Box<dyn AsyncIo>>;
fn topology(&mut self) -> DiskTopology {
DiskTopology::default()