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feature(krata): first pass on cpu hotplug support (#340)

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* fix(runtime): adjust memory resources inside a transaction

* feature(krata): first pass on cpu hotplug support
This commit is contained in:
Alex Zenla
2024-08-15 01:06:04 -07:00
committed by GitHub
parent 506d2ccf46
commit 18bf370f74
10 changed files with 144 additions and 41 deletions
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5
crates/xen/xenplatform/src/domain.rs
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@ -9,6 +9,8 @@ use xencall::XenCall;
use crate::error::Result;
pub const XEN_EXTRA_MEMORY_KB: u64 = 2048;
pub struct BaseDomainManager<P: BootSetupPlatform> {
call: XenCall,
pub platform: Arc<P>,
@ -29,7 +31,7 @@ impl<P: BootSetupPlatform> BaseDomainManager<P> {
let domid = self.call.create_domain(domain).await?;
self.call.set_max_vcpus(domid, config.max_vcpus).await?;
self.call
.set_max_mem(domid, (config.max_mem_mb * 1024) + 2048)
.set_max_mem(domid, (config.max_mem_mb * 1024) + XEN_EXTRA_MEMORY_KB)
.await?;
let loader = ElfImageLoader::load_file_kernel(&config.kernel)?;
let platform = (*self.platform).clone();
@ -64,6 +66,7 @@ pub struct BaseDomainConfig {
pub uuid: Uuid,
pub owner_domid: u32,
pub max_vcpus: u32,
pub target_vcpus: u32,
pub max_mem_mb: u64,
pub target_mem_mb: u64,
pub kernel: Vec<u8>,