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build: treewide: clippy: collapse nested ifs, use let chains

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This bumps the MSRV to 1.88 (also, Rust edition 2024 is mandatory).

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
2025-08-15 09:00:01 +02:00
committed by Bo Chen
parent f73a6c8d8e
commit c995b72384
40 changed files with 574 additions and 608 deletions
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32
vmm/src/memory_manager.rs
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@@ -1959,23 +1959,21 @@ impl MemoryManager {
}
for region in memory_zone.regions() {
if snapshot {
if let Some(file_offset) = region.file_offset() {
if (region.flags() & libc::MAP_SHARED == libc::MAP_SHARED)
&& Self::is_hardlink(file_offset.file())
{
// In this very specific case, we know the memory
// region is backed by a file on the host filesystem
// that can be accessed by the user, and additionally
// the mapping is shared, which means that modifications
// to the content are written to the actual file.
// When meeting these conditions, we can skip the
// copy of the memory content for this specific region,
// as we can assume the user will have it saved through
// the backing file already.
continue;
}
}
if snapshot
&& let Some(file_offset) = region.file_offset()
&& (region.flags() & libc::MAP_SHARED == libc::MAP_SHARED)
&& Self::is_hardlink(file_offset.file())
{
// In this very specific case, we know the memory
// region is backed by a file on the host filesystem
// that can be accessed by the user, and additionally
// the mapping is shared, which means that modifications
// to the content are written to the actual file.
// When meeting these conditions, we can skip the
// copy of the memory content for this specific region,
// as we can assume the user will have it saved through
// the backing file already.
continue;
}
table.push(MemoryRange {