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misc: clippy: add if_not_else

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This removes cognitive load when reading if statements.
All changes were applied by clippy via `--fix`.

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
2025-11-21 11:08:27 +01:00
committed by Rob Bradford
parent a0b72dce22
commit 0a07c96d17
16 changed files with 139 additions and 144 deletions
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110
vmm/src/memory_manager.rs
View File

@@ -766,61 +766,7 @@ impl MemoryManager {
) -> Result<(u64, Vec<MemoryZoneConfig>, bool), Error> {
let mut allow_mem_hotplug = false;
if !user_provided_zones {
if config.zones.is_some() {
error!(
"User defined memory regions can't be provided if the \
memory size is not 0"
);
return Err(Error::InvalidMemoryParameters);
}
if config.hotplug_size.is_some() {
allow_mem_hotplug = true;
}
if let Some(hotplugged_size) = config.hotplugged_size {
if let Some(hotplug_size) = config.hotplug_size {
if hotplugged_size > hotplug_size {
error!(
"'hotplugged_size' {hotplugged_size} can't be bigger than \
'hotplug_size' {hotplug_size}",
);
return Err(Error::InvalidMemoryParameters);
}
} else {
error!(
"Invalid to define 'hotplugged_size' when there is\
no 'hotplug_size'"
);
return Err(Error::InvalidMemoryParameters);
}
if config.hotplug_method == HotplugMethod::Acpi {
error!(
"Invalid to define 'hotplugged_size' with hotplug \
method 'acpi'"
);
return Err(Error::InvalidMemoryParameters);
}
}
// Create a single zone from the global memory config. This lets
// us reuse the codepath for user defined memory zones.
let zones = vec![MemoryZoneConfig {
id: String::from(DEFAULT_MEMORY_ZONE),
size: config.size,
file: None,
shared: config.shared,
hugepages: config.hugepages,
hugepage_size: config.hugepage_size,
host_numa_node: None,
hotplug_size: config.hotplug_size,
hotplugged_size: config.hotplugged_size,
prefault: config.prefault,
}];
Ok((config.size, zones, allow_mem_hotplug))
} else {
if user_provided_zones {
if config.zones.is_none() {
error!(
"User defined memory regions must be provided if the \
@@ -880,6 +826,60 @@ impl MemoryManager {
}
Ok((total_ram_size, zones, allow_mem_hotplug))
} else {
if config.zones.is_some() {
error!(
"User defined memory regions can't be provided if the \
memory size is not 0"
);
return Err(Error::InvalidMemoryParameters);
}
if config.hotplug_size.is_some() {
allow_mem_hotplug = true;
}
if let Some(hotplugged_size) = config.hotplugged_size {
if let Some(hotplug_size) = config.hotplug_size {
if hotplugged_size > hotplug_size {
error!(
"'hotplugged_size' {hotplugged_size} can't be bigger than \
'hotplug_size' {hotplug_size}",
);
return Err(Error::InvalidMemoryParameters);
}
} else {
error!(
"Invalid to define 'hotplugged_size' when there is\
no 'hotplug_size'"
);
return Err(Error::InvalidMemoryParameters);
}
if config.hotplug_method == HotplugMethod::Acpi {
error!(
"Invalid to define 'hotplugged_size' with hotplug \
method 'acpi'"
);
return Err(Error::InvalidMemoryParameters);
}
}
// Create a single zone from the global memory config. This lets
// us reuse the codepath for user defined memory zones.
let zones = vec![MemoryZoneConfig {
id: String::from(DEFAULT_MEMORY_ZONE),
size: config.size,
file: None,
shared: config.shared,
hugepages: config.hugepages,
hugepage_size: config.hugepage_size,
host_numa_node: None,
hotplug_size: config.hotplug_size,
hotplugged_size: config.hotplugged_size,
prefault: config.prefault,
}];
Ok((config.size, zones, allow_mem_hotplug))
}
}