Releases · hermit-os/kernel

25 Feb 14:46

mkroening

v0.13.0

ef27b79

0.13.0 Latest

Latest

🚀 Features

Support regularly printing allocation stats
Always log targets
Add warn-prebuilt feature
(Cargo.toml) Don't build staticlib by default
(Cargo.toml) Harmonize virtio feature names
Support virtio-fs-mmio
Print target architecture on boot
(xtask) Replace --instrument-mcount with feature
(Cargo.toml) Deprecate fs feature
Don't reexport create_file at the crate root
Rename trace feature to net-trace
(Cargo.toml) Deprecate nostd feature
(syscalls) Make mman public

🐛 Bug Fixes

(virtio) Remove unused BufferError
(xtask) Retry Firecracker on failure
(x86_64) Remove unused remains of recursive page tables
(pci) Handle error values for IRQ number
(virtio) Remove unused rank field
(virtio) Don't print capability ID when irrelevant
(virtq/split) Don't box TransferTokens
Function_casts_as_integer
(pcie) Include the end bus number in scan and mapping
(syscall/socket) Follow POSIX and Linux for errno
(syscall/socket) Check for socket flags validity
(fs/mem) Don't implement min manually
Avoid casting functions to usize if possible
(arch/scheduler) Don't cast task_start to pointer
(mem/fs) Return EOVERFLOW from lseek on overflow
(mem/fs) Return EINVAL from ROM lseek for too large offsets
(mem/fs) Fix(mem/fs): test all lseek cases for negative file offsets
(fuse) Don't import alloc via crate
(fs) Don't make inner handles public
(aarch64) Align task_start signatures
(arch/scheduler) Remove panicking task_start
(virtio) Align device not supported logs
(virtio) Enhance error message when feature is not activated
(fs/mem) Remove unused methods
(fs/mem) Don't allow dead_code
(virtq) Make IndexAlloc start at low indixes
(arch) Remove unused memory_barrier function
(x86_64) Correctly report CPUID source for CPU frequency
(Cargo.toml) Don't enable deprecated crate features
(builtins) Allow building with --all-targets
(syscalls/socket) Clippy::needless_late_init
(virtio) Clippy::large_enum_variant
(aarch64/mmio) Clippy::collapsible_if
(x86_64/mmio) Use io::Result
(x86_64) Support virtio-console-mmio
(virtio-pci) Remove shared memory structures
(virtio/transport) Remove unused ComCfg::dev_status
(virtio-mmio) Remove unused ComCfg::get_queue_ready
(virtio-pci) Gate NotifCfg::length
(mmio) Print virtio-console info
(riscv64/mmio) Dead_code
(x86_64/mmio) Dead_code
(virtio) Dead_code on VirtioError
(virtio-fs-mmio) Print information
Enable ACPI for SMP on x86_64
Fuzzy_provenance_casts
Lossy_provenance_casts
Enable strict provenance lints
(x86_64/apic) Corrected IOAPIC default address
clippy::uninlined_format_args
(macros) Use unambiguous format_args! path
Tag all format-like macros with #[clippy::format_args]
(macros) Use $crate in hermit_var!
(macros) Use global paths
(macros) Macro_expanded_macro_exports_accessed_by_absolute_paths
(pci) Log errors in init
(virtio) Log error when device does not accept features
(arch/serial) Only be read_ready when data is available
(virtio-fs) De-assert interrupts
(tls) Create TLS for idle task when instrumenting the kernel
(xtask) Demangle symbols when testing rftrace
(virtio-fs) Register IRQ name
(riscv64/scheduler) Align task_entry with AArch64
(riscv64/scheduler) Clarify register functions
(virtio-console) Align handle_interrupt to other impls
(virtio/transport) Don't allow IsrStatus methods to be unused
(virtio/transport) Merge IsrStatus::is_queue_interrupt into acknowledge
Capitalize UEFI path
(socket/tcp) When polling listening, poll all sockets
(pci) Warn when virtio is disabled
Unify Hermit name
Remove manual feature logs

💼 Other

(deps) Upgrade rust-toolchain to nightly-2025-12-01
(deps) Don't use git source for x86_64 crate
(xtask/deps) Don't depend on ureq/gzip
(xtask) Feature-gate 'ci' subcommand
(xtask/arch) Don't use anyhow
(builtins) Fix Cargo.lock
(deps) Upgrade rust-toolchain to nightly-2026-01-01
(xtask) Run Clippy for virtio-mmio
(xtask) Allow multiple occurrences of flags
(deps) Update to trapframe 0.10.1
(deps) Upgrade align-address to 0.4
(deps) Upgrade rust-toolchain to nightly-2026-02-01
(deps) Upgrade rand_chacha to 0.10
(deps) Update Cargo.lock

🚜 Refactor

Replace aarch64 crate with aarch64-cpu
(aarch64) Replace dmb assembly with aarch64-cpu crate
(aarch64) Replace isb assembly with aarch64-cpu crate
(aarch64) Replace dsb assembly with aarch64-cpu crate
(aarch64) Replace TPIDR_EL1 assembly with aarch64-cpu crate
(aarch64) Replace ttbr0_el1 assembly with aarch64-cpu crate
(aarch64) Replace wfe, wfi assembly with aarch64-cpu crate
(aarch64) Replace id_aa64mmfr0_el1 assembly with aarch64-cpu crate
(virtio) Migrate VirtqError to thiserror
(pci) Migrate PciError to thiserror
(virtio-net) Migrate VirtioNetError to thiserror
(virtio-fs) Migrate VirtioFsError to thiserror
(virtio-console) Migrate VirtioConsoleError to thiserror
(virtio-vsock) Migrate VirtioVsockError to thiserror
(virtio) Migrate VirtioError to thiserror
(rtl8139) Migrate RTL8139Error to thiserror
(gem) Migrate GEMError to thiserror
(drivers) Migrate DriverError to thiserror
(virtqueue) Remove VqSize newtype
(virtqueue) Remove VqIndex newtype
(pvirtq) Remove unused WrapCount::flag_mask
(pvirtq) Remove WrapCount newtype
(virtqueue) Remove MemDescrId newtype
Use uhyve version define macro from hermit_entry
(common-os) Use slice::from_raw_parts_mut instead
(aarch64/serial) Safely maintain non-zero invariant
(riscv64) Use env::fdt
(riscv64/devicetree) Reduce unsafe scope
(pvirtq) Use bitfields for RingIdx
(pvirtq) Use bitfields for DescriptorRing::write_index and drv_wc
(pvirtq) Use bitfields for DescriptorRing::poll_index and dev_wc
(fs/mem) Use imported locks
(fd) Remove Debug bound from ObjectInterface
(mem/fs) Use match instead of if/else
(mem/fs) Extract data_len in lseek
Consistently use to_owned over to_string for str
(riscv64) Make task_start a naked function
(fs/mem) Get rid of another unnecessary allocation
(xtask) Use cargo-rustc instead of cargo-build
(xtask) Only build staticlib
(fs/mem) Move RomFileInner's RwLock into it
(virtq) Rename size to max_size
(virtqueue) Use early continue in IndexAlloc::allocate
Simplify virtio cfgs
Rename console feature to virtio-console
Rename fuse feature to virtio-fs
Rename vsock feature to virtio-vsock
(virtio-fs) Move fs/virtio_fs.rs to fs/mod.rs
(virtio-fs) Rename virtio_pci.rs to pci.rs
(virtio-fs) Make pci module private
Rename VirtioDriver::Network to Net
Rename VirtioDriver::FileSystem to Fs
(virtio) Sort VirtioDriver variants
(virtio) Sort virtio::Id variants
(riscv64/devicetree) Simplify virtio init code
(aarch64) Enable mmio module on virtio feature
(aarch64/mmio) Use import
(riscv64) Enable mmio module on virtio feature
(virtio-net-mmio) Simplify VirtioNetDriver::init
(virtio) Make allows more fine-grained
(virtio) Unify feature negotiation
(fd) Rename FileDescriptor to RawFd
(mm) Extract common divisor
Don't import is_uhyve_with_pci
(logging) Always use format args for infoentry
(kernel/core_local) Swap out StaticExecutor with StaticLocalExecutor
(aarch64/start) Inline endianness instructions
(aarch64/start) Move SCTLR_EL1 into function
(fs) Don't fully qualify Send and Sync
(fs) Make Send, Sync supertraits of VfsNode
Consistently import core::ptr
Consistently import core::slice
Consistently import core::mem
Consistently import core::pin::pin
Use pointer methods instead of functions
(drivers) Align interrupt map insertion
(arch) Do more early returns
(drivers) Do more early returns
(fs) Do more early returns
(fd) Do more early returns
(executor) Do more early returns
(syscalls) Do more early returns
Do more early returns
(mmio) Rename VirtioDriver::FileSystem to Fs
(fs) Rename fuse.rs to virtio_fs.rs
(virtio-fs) Change FUSE to virtio-fs in logs
(virtio-fs) Rename VirtioFsError to VirtioFsInitError
(virtio-fs) Rename Fuse* types to VirtioFs*
(virtio-fs) Capitalize FUSE in comments
(drivers) Rename fuse_handler to virtio_fs_handler
Don't use i when not iterating over integers
(executor/device) Deduplicate network initialization

📚 Documentation

(pvirtq) Don't call notification structs newtypes
(virtio) Clean up module docs
Capitalize the first word
Don't mention helper items
(fs) Use active instead of imperative language
Enable doc_cfg for docs.rs
(README.md) More visibly link to the crate docs
(mman) Add documentation
Build docs for docs.rs with all features
Rework crate documentation
Allow documenting features
Prepare documenting features by reordering them
Document features

⚡ Performance

(virtqueue) Remove unused MemPool::limit field
(virtqueue) Replace vec-based MemPools with bitmap-based IndexAlloc
(fs/mem) Remove Arc around file positions
(fs/mem) Get rid of unnecessary String allocations
(fuse) Make use of CString::new specialization
(virtio-pci) Don't read queue size twice
(virtio-pci) Use weaker memory barriers
(virtq) Use weaker memory barriers
*(virtio-pc...

Assets 2

04 Nov 14:09

mkroening

v0.12.0

115c24b

0.12.0

🚀 Features

(aarch64,riscv64) Add gap between kernel and available virtual memory
(physicalmem) Unify physical memory initialization
(libm) Export new symbols
(arch/x86_64) Configure XCR0 and save ZMM registers for AVX512
(net) Remove AF_INET_OLD
Add hermit-ifup script
(xtask) Add TAP device support
Add network tracing back
Automaticall log smoltcp verbosely when tracing network
(logging) Print time
(logging) Print target on feature = "log-target"
(hermit-builtins) Allow merging libm symbols
(xtask) Add support for http_server_select
(x86_64/mm) Log page tables
(mm) Offset device memory when being careful
(syscalls/socket) Implement gai_strerror
(syscalls/socket) Add SOCK_RAW
(syscalls/socket) Add SOCK_SEQPACKET
(xtask) Test stdin example
(xtask) Add virtio-console devices
(drivers/net) Add loopback network driver
(scheduler) Don't lock Task::object_map asynchronously
(addrinfo) Add AI_* constants
(socket) Implement fmt::Debug for addrinfo
(addrinfo) Impl freeaddrinfo
(addrinfo) Implement getaddrinfo
Rename mmap feature to mman
(mman) Implement mlock and munlock
(mman) Implement mlockall and munlockall
(drivers/net) Make virtio-net optional, take two
Add cwd syscalls
Add umask syscall
Add access / faccessat function and syscall
Add ftruncate/fchmod/truncate syscalls
Print git version, features, build time
Use async-executor
Add kernel-stack feature to allow disabling switching stacks on syscalls
(Cargo.toml) Make tcp, udp imply net
(Cargo.toml) Make gem-net, rtl8139 imply net instead of tcp
(Cargo.toml) Make virtio-net imply net
(Cargo.toml) Make dhcpv4, dns imply net
(aarch64) Add support for stdin
(sockets) Stub UNIX sockets
(syscalls) Stub fchdir
(aarch64) Initialize secondary cores with target endianness
(xtask) Add support for aarch64_be
(aarch64) Don't ignore 32-bit memory bars
(pci) Allow mapping of 32-bit bars
(xtask) Add PCIe support
(x86_64) Add PCIe support
(physicalmem) Use all memory regions on UEFI
(physicalmem) Respect memory reservations
Add profiling profile
(rtl8139) Use MMIO instead of port IO
(mm) Add PageAlloc, FrameAlloc
(mm) Add PageRangeBox, PageBox, FrameBox
(uhyve) Link uhyve interface versions to images
Pad log levels
Don't log complete module path on feature = "log-target"

🐛 Bug Fixes

(x86_64/physicalmem) Handle parent entry huge page
(physicalmem) Identity map 4K pages on AArch64
(build) Error message for missing llvm_tools
Use #[naked] as an unsafe attribute
(virtio-net) Advertise the control queue support
(xtask) Test axum-example
(gem-net) Ignore interrupt rather than crashing
(riscv) Handle shutdown errors
(rtl8139) Allocate on DeviceAlloc
(virtio-net) Only initialize virtqueues after feature negotiation
(xtask) Simplify QEMU cmdline creation
In any case, getsockname determines the network address
Dead_code
(macro) Early returns with strace
(syscall) Make setting errno explicit
(riscv64) Add debug messages in boot_next_processor
(virtio) Allow exact buffer size in send_packet
Make compiler happy regarding cfgs
(virtio-net) Don't skip hdr descriptors with MRG_RXBUF
(macros) Switch to kernel stack on newlib
(virtio-net) Don't advertize CSUM, GUEST_CSUM
(fuse) Check for the existence of op_header
Typos
(virtio-net) Prepare checksum correctly
(arch/aarch64) Restore and save FPU state
(x86_64/mm) Add context to MapToError
(x86_64/mm) Remove disect
(x86_64/mm) Remove print_page_table_entries
(x86_64/mm) Remove print_page_tables
(pci) Also map PCI memory on UEFI
(bind) Return EDESTADDRREQ on NULL address
(bench) Grab PR comment via gh cli
(executor) Don't hold async_tasks RefCell while polling tasks
(mm) Don't reserve physical memory
(fd/socket) Don't use poll_fn if never pending
(executor) Always wake up waker when pending
(executor/device) Remove unused RxHandle
(executor/network) Remove unused NetworkInterface::get_socket and NetworkInterface::get_dns_socket
(executor/task) Remove unused AsyncTaskId::into and AsyncTaskId::from
(executor) Make allow(dead_code) more fine-grained
(scheduler) Gate PerCoreScheduler::recreate_objmap
(scheduler) Make PerCoreScheduler::get_object interrupt-safe again
(addrinfo) Don't implement Clone, Copy
(aarch64) PL031 read is always little endian
(fs) Don't return EINVAL on missing file (better errors are returned by fs.open)
(build.rs) Specify image base for x86 SMP boot assembly
Set errno on appropriate new syscalls
(socket) Accept non-zero proto values
(aarch64) Migrate to fdt crate and remove hermit-dtb
(x86_64) Detect frequency before printing time
(arch) Don't use cfg(target_arch = x)
(x86_64/mmio) Allow compiling both virtio-net and virtio-console
(aarch64/mmio) Dead_code
(aarch64/mmio) Unused_imports
(arch/mmio) Unreachable_patterns
(executor/device) Expect(unused_mut)
(riscv64/devicetree) Allow compiling both gem-net and virtio-console-mmio
(riscv64/devicetree) Dead_code
Use feature = "virtio-net" where appropriate
(kernel_stack) Don't transmute args via memory
(executor) Avoid possible deadlock
Typos
impl From<Infallible> for Errno
(serial) Forward serial read to VecDeque impl
(virtio-net) Free up send capacity before checking it
(x86_64) Initialize PCI after ACPI
(xtask) Run UEFI with clean ESP
(pci) Ignore incompatible capabilities instead of crashing
(aarch64/tls) Avoid memory leak
Rework TLS, fix alignments
(x86_64) Print page tables only when tracing
(physicalmem) Log claimed physical memory
(mman) Don't deallocate PROT_NONE frames
(virtio) Don't include optional fields in minimum size
(riscv64) Make init_page_tables unsafe
(mm) Make arch::mm::init unsafe
(mm) Make virtualmem and physicalmem functions unsafe as appropriate
(riscv64) Properly fence page table change
Don't log before core-local storage is initialized
(xtask) Print firecracker logs before erroring
(pvirtq) Typos
(aarch64/interrupts) Synchronize CPACR_EL1 modification
(x86_64/smp) SMP boot code size assertion

💼 Other

Don't configure Performance Monitors Extension
Increase virtual memory size
Use enum_dispatch
Don't alloc when waking blocked tasks up
Update file position upon lseek
Return new position in file (as in POSIX)
Unify qemu devices argument
Remove post_processing stub
Use proper types for Lookup commands
Publish benchmark data in separate workflow
Merge results into one file
Run benchmarks on fixed runners to increase consistency
(hopefully) fix runs-on syntax error for benchmarks
Fixed incorrect lseek behaviour with whence Set or Cur
Poll_on no longer required in new_idle
Allow specifying the buffer size
Allow multiple Uhyve mounts at arbitrary paths given by fdt

🚜 Refactor

(mm) Unify physical memory allocation
(mm) Migrate all arches to kernel_heap_end()
(mm) Unify virtual memory allocation
(virtqueue) Migrate to DeviceAlloc
(gem) Vendor mm::allocate, mm::deallocate
(mm) Inline mm::allocate into DeviceAlloc
(mm) Merge arch-dependent virtualmem modules
(x86_64) Make identity_map arch-compatible
(physicalmem) Make init_frame_range arch-generic
(physicalmem) Unify physical memory detection
Use inline const to initialize priority queue
(virtqueue) Don't swallow errors on incorrect pop order
(fs) Migrate FileType to num_enum
(fs) Migrate SeekWhence to num_enum
Migrate io::Error to num_enum
(macro) Set errno in system macro
(drivers/net) Unify MTUs and fix buffer sizes for virtio-net
(riscv64/scheduler) Use alternate hex format for 0x
(riscv64) Reduce unsafe scope in pre_init
(macros) Use cfg_if! for defining kernel_function!
(xtask) Make guest IP a variable
(arch/x86_64) Dynamically allocate XSAVE area
(logging) Outline println args
(logging) Make KernelLogger a proper static
(logging) Make KERNEL_LOGGER public
(net) Simplify prefix_len calculation
(net) Simplify ethernet address creation
(net) Simplify IP address creation
(net) Merge imports
(net) Simplify IPv4 CIDR block creation
(net) Deduplicate IP CIDR block creation
(entropy) Use syscall macro
Inline kernel_function macro
(virtqueue) Replace packed::DescriptorRing::raw_addr with as_mut_ptr
(virtqueue) Rename BufferElem::addr to as_ptr
(drivers) Replace virt_to_phys with DeviceAlloc::phys_addr_from
(device_alloc) Extract ptr_from function
(io) Inline core::result
(errno) Make error numbers an enum
(io) Replace io::Error with Errno
(syscalls) Move socket.rs to socket/mod.rs
(syscalls/socket) Extract related code into addrinfo module
(syscalls/socket) Enumify EAI_*
(syscalls/socket) Enumify AF_*
(syscalls/socket) Enumify SOCK_*
(syscalls/socket) Enumify IPPROTO_*
(executor) Use a VecDeque for the task queue
(mm) Inline physicalmem/virtualmem print_information
(mm) Inline physicalmem::deallocate
(mm) Inline physicalmem::allocate_aligned
(mm) Inline physicalmem::allocate
(mm) Inline virtualmem::deallocate
(mm) Inline virtualmem::allocate_aligned
(mm) Inline virtualmem::allocate
(drivers/net) Move get_network_driver to drivers/net
(addrinfo) Box ai_next
(net) Remove mutex indirection to network device
(net) Don't use...

Assets 2

25 Mar 07:35

mkroening

v0.11.0

c2c480c

0.11.0

🚀 Features

(xtask) Download OVMF prebuilts
(processor) Read TSC frequency from FDT
(hermit-builtins) Add nan, nanf
(fs/mem) Implement fstat
Add gap between kernel and available virtual memory
(x86_64/mm) Remove detect_from_multiboot
(x86_64/mm) Remove detect_from_uhyve
Switch to identity-mapped page tables
(fs) Make off_t signed as required by POSIX
(fd) Implement fcntl(F_GETFL)
(aarch64-interrupts) Rename gic related variables
(aarch64-interrupts) Use cpuid and gicr_stride
(socket) Add AF_UNSPEC
(socket) Make AF_INET non-zero
(time) Add SystemTime::UNIX_EPOCH and SystemTime::duration_since
Make empty mm public
(mm) Export virtual_to_physical

🐛 Bug Fixes

Move O_NONBLOCK definition into OpenOptions
(paging) clippy::doc_overindented_list_items
(xtask) Run doc for hermit-builtins and xtask
(xtask) Setup the correct buildtype for hermit-c
Don't set errno on success
(xtask/qemu) Set virtio-mmio.force-legacy=off
(drivers) Initialize 64-bit RISC-V drivers before the executor
(riscv64) Finalize MMIO drivers
(x86_64/paging) Don't panic in disect
(x86_64/paging) Break when printing unused table entries
(x86_64/paging) Support all functions on UEFI
(mm) Exempt UEFI from device alloc mapping
(x86_64/mm) kernel_heap_end should only be the first page
(x86_64/mm) Identity-map physical memory
(fd) Extract StatusFlags into separate type
(riscv64/interrupts) Typo
(riscv64/interrupts) Remove commented-out code
(riscv64/interrupts) Improve interrupt handler
(fd) Make open options contain the file status flags
(fs) Only check for O_CREAT if file does not exist
(fs) Deduplicate boolean expression
Provide type annotations in comparisons
clippy::uninlined-format-args

💼 Other

(deps) Upgrade ureq from 2 to 3
Map BAR with the information from capabilities
(deps) Update OpenSBI to version 1.5.1
(deps) Upgrade arm-gic to 0.2
(kernel) Specify hermit-macro version
(deps) Update Cargo.lock

🚜 Refactor

(x86_64/paging) Use higher-ranked trait bounds
(x86_64/mm) Merge kernel_heap_end functions
(x86_64/mm) Make kernel_heap_end non-const
(x86_64/mm) Explicitly work with page table indices for kernel_heap_end
(fd) Replace ObjectInterface::ioctl with set_status_flags

🎨 Styling

Format hermit-builtins
Sort hermit-builtins exports
(x86_64/apic) Rename typ to ty for types
(hermit-macro) Reorder Cargo.toml

⚙️ Miscellaneous Tasks

Run format job for hermit-builtins
Test virtio-net on UEFI
Activate httpd target for riscv64
Upgrade toolchain channel to nightly-2025-03-15
(hermit-macro) Add authors, repository to Cargo.toml

Assets 2

18 Jan 17:36

mkroening

v0.10.0

791b932

0.10.0

🚀 Features

(x86_64) Print FDT
(newlib) Add support for riscv64
(virtio-spec) Add vsock definitions
(newlib) Add support for aarch64
(xtask) Sanitize rustc for finding binutils
(xtask) Sanitize rustup calls
(xtask) Sanitize cargo for normal builds
(xtask) Support relative paths
(xtask) Add --artifact-dir option for builds
(xtask) Allow starting the hypervisor using sudo
(newlib) Remove sbrk
Add strace feature
Log jumping into application
(env) Parse FDT bootargs on all platforms
(env) Parse env=KEY=VALUE for env vars
(uhyve) Don't override get_application_parameters
UEFI MVP
Add stable exit code message in non-Uhyve VMs
(xtask) Set vcpu_count for Firecracker
(xtask) Create xtask ci rs subcommand
(xtask) Add xtask ci c subcommand
(log) Make HERMIT_LOG_LEVEL_FILTER case-insensitive
(panic) Resolve deadlock when panicking while printing
Upgrade to Rust 2024
(uhyve) Use absolute paths
Weakly provide the sys_errno_location function for all errno access
Add version note

🐛 Bug Fixes

(pci) Remove FnOnce workaround
(virtio) Remove unused PciError::BadCapPtr
(virtio/pci) Remove PciCfgAlt
(pci) Make BAR pages no-execute
(virtio) Make config generation checking transport independent
(net/virtio/pci) Remove commented out code
(virtio-spec) Rustdoc::broken_intra_doc_links
(net/virtio) Remove unused and wrong net command enums
(virtio-spec) Make net::Config fields read-only
(x86_64/physicalmem) Rename detect_from_limits to detect_from_uhyve
(virtqueue/packed) Simplify DrvNotif::enable_specific
(virtqueue/split) Set next_idx for driver notifications
(virtqueue/packed) Fix EventSuppr bitfield operations
(virtqueue/packed) Check range on RING_EVENT_FLAGS_DESC
(virtqueue/packed) Use correct next_idx
(virtqueue/packed) Set flags according to wrap count
(virtqueue/split) Fix off-by-one error
(pci) Remove unused enum DeviceHeader
(pci) Remove unused mod constants
(pci) Remove unused PciDevice methods
(virtqueue/split) Remove dead code
(virtqueue/packed) Zero-initialize descriptors
(virtqueue/packed) Don't change flags when not making available
(virtqueue/packed) Check for descriptor exhaustion
(virtq/split) Return id with the correct index for the chain head
(virtio-spec) Export vsock feature bits
(virtq) Move fuse_entry_out to payload
(net/virtio) Push the correct number of packets to the queue
(xtask) Keep CARGO_HOME and RUSTUP_HOME
(xtask) Set current dir for sanitized binaries
(xtask) Move builtins target dir into main one
(syscalls) Unused_imports
(entropy) Unused_imports
(recmutex) Clippy::new_without_default
(recmutex) Clippy::not_unsafe_ptr_arg_deref
(tasks) Clippy::not_unsafe_ptr_arg_deref
(riscv64/virtualmem) Dead_code
(xtask) Enable clippy for feature = "newlib"
Boot application processors after initializing scheduler
(fd) Clippy::too_long_first_doc_paragraph
(x86_64) Downgrade log level of page unmap
(x86_64/phys_mem) Don't panic on empty FDT memory map
Remove explicit link section attributes
(aarch64) Remove unused get_boot_info_address
(entry) Only set boot info globals on first CPU core
(riscv64) Validate entry signature
(entry) Allow boot info null pointer
(smp) Don't populate boot info pointer
(x86_64/smp) Remove boot_info parameter
(arch) Remove RAW_BOOT_INFO
(arch) Make BOOT_INFO a OnceCell
Make Virtq require Send
(pci) Put PCI devices into a cell
(pci) Put PCI drivers into a cell
(x86_64) Put MMIO drivers into a cell
(x86_64/vga) Put VGA screen into mutex
(aarch64) Put serial port into mutex
(aarch64) Put GIC into mutex
(net) Make GEM driver Send
(riscv64) Put MMIO drivers into a cell
(riscv64) Put available HARTs into a cell
(shell) Unreachable_code
(shell) Unused_variables
(xtask) Enable shell feature
clippy::needless_lifetimes
(aarch64/core_local) clippy::pointers_in_nomem_asm_block
(shell) Move shell into async task
(arch) Migrate to naked_asm in naked functions
(riscv64) Remove manual align implementations
(cfg) dead_code
(x86_64/mem) Allow deallocating before kernel
(x86_64/paging) Extract map_pages
(x86_64/paging) print_page_tables
(x86_64/paging) Rework disect
(x86_64/paging) Add print_page_table_entries
(virtqueue) Clippy::extra_unused_lifetimes
(xtask) Build docs for each arch separately
(x86_64) Make kernel_heap_end a valid virtual address
(x86_64) Log interrupt even without handler
(x86_64) Check for null pointer in core_scheduler
(main) Enable interrupts after initializing scheduler
(apic) Disable PIT interrupt
(x86_64) Use unaligned write for TLS pointer
(apic) Fix width of MP config table entry type
(xtask) Remove --verbose from Uhyve call
(virtqueue) clippy::unnecessary_map_or
(pci) clippy::question_mark
(syscalls) Use c_char instead of u8
(socket) Remove upstream-resolved allow
(virtio-net) Use the correct number of buffers for merging
(syscalls) Use ptr::byte_add
(syscalls) Remove useless pointer casts
Enable clippy::string_to_string
Enable clippy::ref_as_ptr
Enable clippy::ptr_as_ptr
Enable clippy::ptr_cast_constness
Enable clippy::borrow_as_ptr
Enable clippy::cast_lossless
Enable clippy::if_not_else
Enable clippy::ignored_unit_patterns
Enable clippy::manual_let_else
Enable clippy::semicolon_if_nothing_returned
Enable clippy::ref_option
Enable clippy::explicit_deref_methods
Enable clippy::default_trait_access
Enable clippy::manual_assert
Enable clippy::inconsistent_struct_constructor
Enable clippy::match_wildcard_for_single_variants
Enable clippy::unreadable_literal
Enable clippy::separated_literal_suffix
Enable clippy::decimal_literal_representation
(dns) clippy::len_zero
(dns) clippy::useless_conversion
(xtask) Run clippy on feature = "dns"
(xtask) Don't test feature = "shell" on unsupported arches
(virtqueue) Make BufferElem::{len,capacity} return u32
(uhyve) Fix improper unlink string handling
(common-os) clippy::unreadable-literal
(common-os) clippy::fn_to_numeric_cast
(common-os) clippy::unnecessary_cast
(common-os) clippy::result_unit_err
(common-os) Expect dead_code
(aarch64) Fix compilation with feature = "common-os"
(riscv64) Fix compilation with feature = "common-os"
(xtask) Run clippy on feature = "common-os"
(x86_64) Use correct MSR for read{fs,gs}
Allow building with all features
(interrupts) unused_imports
(scheduler) dead_code
(rtl8139) clippy::if-not-else
clippy::semicolon-if-nothing-returned
(udp) clippy::ignored-unit-patterns
(xtask) Clippy all features
clippy::literal_string_with_formatting_args
clippy::precedence
(tests) static_mut_refs
(tests) stable_features
(tests) Remove unused value_fence
(tests) Don't reexport in common
(tests) Move parse to avoid dead_code
(tests) unsafe-op-in-unsafe-fn
(tests) Allow dead_code on test_case_runner
(tests) Literals
(tests/basic_mem) Clippy
(tests) clippy::uninit_vec
(tests/thread) Pointer casting
(tests) clippy::result_unit_err
(tests) Remove explicit QEMU debug exit
(xtask) Run clippy on all targets
(tests) Clean up comments
Use #[unsafe(no_mangle)]
Mark extern blocks as unsafe
(macros) tail_expr_drop_order
(xtask) Use canonical cargo_home location
(xtask) Assume exe exists in cargo_home
(xtask) Add support testing for C-based HTTP servers
(xtask) Don't assume exe exists in cargo_home
(paging) Support huge pages in debug function

💼 Other

Turn cmd from a tuple into a struct
Separate response headers and payload
Don't assume uninitialized objects to be initalized
Don't expose uninit rsp to the fuse module
Use DeviceAlloc for virtq allocations
TransferTokens should always have a BufferToken
Move common logic for making descriptor available into a function
Remove unnecessary memory barriers
Move common lines in conditional outside
Move ctrl_desc to TransferToken
Merge Buffer variants
Start MemDescrId from 0
Delay MemDescrId assignment until push
Handle id exhaustion
Don't expose TransferTokens to the drivers
Use the actual type for ctrl_descs instead of MemDescr
Don't modify flags for skipped descriptors
Improve error handling
Correctly parse irq-flags from dts
(fs) Correct uhyve mount message
(deps) Upgrade zerocopy to 0.8, fuse-abi to 0.2, and virtio-spec to 0.2
Store only the most preferred capability of a type
(qemu) Simplify memory calculation
Close connection if data isn't available
(deps) Update Cargo.lock
(virtio-fs) Remove unnecessary to_string()
(vscode) Don't check all architectures
Don't panic on initial unmap if page is not mapped
(deps) Update Cargo.lock
(deps) Remove x86
Use the serial buffer hypercall instead of the byte-wise one
(deps) Update hermit-entry to 0.10.2
(deps) Don't specify minor version of bitflags crate
(deps) Update Cargo.lock

🚜 Refactor

(virtio/pci) Remove offset, length fields
(virtio/pci) Inline Origin into PciCap
(virtio/pci) Rename PciCap::cap_struct to PciCap::cap
(virtio/pci) Remove cfg_type, id from PciCap
(virtio/pci) Migrate extra cap ...

Assets 2

07 Jun 14:46

mkroening

v0.8.0

7425269

0.8.0

Highlights

feat(xtask): add support for building with cargo-careful by @mkroening in #1142
feat: allow mounting a virtiofsd share to / by @stlankes in #774
feat: add virtio-def crate for virtio definitions by @mkroening in #1149
feat(riscv64): fix compilation with default features and with gem-net by @mkroening in #1162
feat(mm): add DeviceAlloc for communicating with devices by @mkroening in #1160
feat: stabilize kernel interface by @stlankes in #1167
feat(sys): add sys_available_parallelism by @mkroening in #1184
feat(xtask): add xtask doc by @mkroening in #1200
feat: rename virtio-def crate to virtio-spec by @mkroening in #1201
feat(virtio-spec): many features for endian numbers, make feature flags little-endian by @mkroening in #1205
feat(syscall): add sys_shutdown in favor of sys_shutdown_socket by @mkroening in #1220
feat(virtio-net): enable VIRTIO_NET_F_MQ and test VIRTIO_F_RING_PACKED by @mkroening in #1223
feat(virtio-spec): migrate to endian-num crate by @mkroening in #1225
feat(newlib): using kernel networking, instead of lwip by @CarlWachter in #1237
feat(newlib): remove lwIP support by @mkroening in #1165

What's Changed

ci: upgrade OpenSBI to version 1.4 by @mkroening in #1139
riscv64: replace deprecated legacy extensions to SBI 2.0 extensions by @luojia65 in #1088
fix(riscv64): remove dbg! invocation by @mkroening in #1143
fix(virtio/pci): use volatile accesses for device features by @mkroening in #1146
refactor(macro): replace syn::parse2(quote! with parse_quote! by @mkroening in #1147
ci: enable fs feature for rusty_demo by @mkroening in #1126
chore: upgrade to nightly-2024-04-15 by @stlankes in #1148
virtq: specify endianness by @cagatay-y in #1141
fix(virtio/pci): put common config into volatile reference by @mkroening in #1145
fix(aarch64): add size of _private to TaskTLS allocation by @mkroening in #1155
perf: forward default allocator methods and remove memory overprovisioning by @SFBdragon in #1045
virtio_net: use smoltcp methods instead of hardcoding field offsets by @cagatay-y in #1161
fix(gem-net): clippy warnings by @mkroening in #1163
fix(x86_64): virtio-net-device (MMIO) by @mkroening in #1164
fix(x86_64/newlib): remove unused import by @mkroening in #1169
new: Add colored log levels by @camnwalter in #1171
virtq: use a struct with the actual layout rather than a struct of references by @cagatay-y in #1150
fix(microvm): explicitly disable ACPI by @mkroening in #1180
fix(x86_64): make CoreLocal #[repr(Rust)] again by @mkroening in #1172
fix(abi): various typedefs by @mkroening in #1179
remove typo with in debug message by @stlankes in #1183
refactor(mm): replace freelist module with free-list crate by @mkroening in #1182
fix(x86_64): shutdown using triple fault on all platforms by @mkroening in #1181
fix(virtio/pci): compare capabilities length with proper struct size by @mkroening in #1185
fix(POSIX/time): make subsecond fields signed and use timespec in stat by @mkroening in #1196
Virtq refactor by @cagatay-y in #1174
style: sort dependencies in Cargo.toml by @mkroening in #1198
fix(xtask): run clippy on virtio-mmio configurations by @mkroening in #1199
refactor(virtio): move feature definitions to virtio-def by @mkroening in #1197
refactor(virtio-net): migrate header to virtio-spec by @mkroening in #1202
refactor(virtio): migrate to virtio-spec::FeatureBits::requirements_satisfied by @mkroening in #1203
Fix device notification by @stlankes in #1206
fix conversion from IpAddress::Ipv4 to in_addr by @stlankes in #1207
add file attributes for mounted directories by @stlankes in #1209
build: update toolchain nightly-2024-05-15 by @mkroening in #1208
add option to open a directory by @stlankes in #1210
Added no_mangle to all extern C functions by @CarlWachter in #1216
fix(virtio-pci): next_ptr + cfg_ptr offsets by @jounathaen in #1218
fix(syscalls): use EAI_* constants from FreeBSD by @mkroening in #1222
fix(syscall): always return zero on sys_getpid by @mkroening in #1221
add system calls readv and writev by @stlankes in #1219
add basic DNS support by @stlankes in #1211
fuse: provide header and payloads separately by @cagatay-y in #1204
add option to define the DNS servers at compile time by @stlankes in #1224
introduce public interface to shutdown the system by @stlankes in #1227
add interface to create a directory by @stlankes in #1228
move all filesystem functions to crate::fs by @stlankes in #1229
remove unneeded unwraps by @stlankes in #1230
ci: workaround bad mio branch by @mkroening in #1236
refactor(virtio/mmio): migrate MmioRegisterLayout to virtio-spec by @mkroening in #1231
refactor(virtio/mmio): migrate IsrStatusRaw to virtio-spec by @mkroening in #1239
fix(virtio): notification location calculation by @mkroening in #1238
fix(virtqueue): next_off must not be shifted for notification data by @mkroening in #1240
refactor(virtio/pci): migrate IsrStatusRaw to virtio-spec by @mkroening in #1244
refactor(virtio): migrate DevId to virtio-spec by @mkroening in #1245
refactor(virtio/pci): migrate CfgType to virtio-spec by @mkroening in #1246
refactor(virtqueue): make several types smaller by @mkroening in #1241
reduce the number of log messages by @stlankes in #1252
fix(fuse): potential panic on unknown mode bits by @mkroening in #1251
add warning if HERMIT_IP is set and dhcpv4 feature is enabled by @stlankes in #1254
refactor(pci): use more of the pci_types crate by @mkroening in #1250
fix(virtio/pci): remove ComCfgRaw by @mkroening in #1255
build(deps): update volatile to version 0.6 by @mkroening in #1258
chore: upgrade toolchain channel to nightly-2024-06-01 by @mkroening in #1259
add option to use a busy waiting within the idle loop by @stlankes in #1243
refactor(virtio/transport): move notification location calculation into NotifCfg by @mkroening in #1262
fix(x86_64/pci): incorporate function in ConfigRegionAccess by @mkroening in #1256
refactor(virtio/pci): migrate PCI capabilities to virtio-spec by @mkroening in #1257
chore: release version 0.8.0 by @mkroening in #1263

New Contributors

@luojia65 made their first contribution in #1088
@SFBdragon made their first contribution in #1045
@camnwalter made their first contribution in htt...

Contributors

stlankes, cagatay-y, and 6 other contributors

Assets 2

11 Apr 15:12

mkroening

v0.7.0

4ce7439

0.7.0

Highlights

Detect memory from fdt by @duanyu-yu in #1074
fuse: reduce copying and handle errors by @cagatay-y in #1084
build(deps): bump hermit-entry from 0.9.10 to 0.10.0 by @mkroening in #1132
- Hermit now requires at least the Hermit loader v0.5.0 or Uhyve v0.3.0

What's Changed

Use a trait for the common Virtq interface by @cagatay-y in #1053
improve compatibility to the BSD socket layer by @stlankes in #1085
remove obsolete code by @stlankes in #1086
ignore unsupported kernel flags by @stlankes in #1094
add option to start a simple shell as async task by @stlankes in #1096
introduce feature flag nostd to boot the kernel without std by @stlankes in #1098
feat: implement system calls with attribute proc macro by @mkroening in #1105
fix(fuse): fix fat pointer metadata by @mkroening in #1112
fuse: fix incorrect len field in command headers by @cagatay-y in #1113
feat(shutdown): always try qemu debug exit for error codes by @mkroening in #1119
feat: align Uhyve mount path to virtiofsd by @mkroening in #1120
fix(riscv64): make time stubbing warning less noisy by @mkroening in #1131
refactor: make platform matches non-exhaustive by @mkroening in #1133

New Contributors

@duanyu-yu made their first contribution in #1074

Full Changelog: v0.6.9...v0.7.0

Contributors

stlankes, cagatay-y, and 2 other contributors

Assets 2

29 Feb 08:42

mkroening

v0.6.9

1d9d19c

0.6.9

What's Changed

refactor(eventfd): use ready! to extract Poll::Ready by @mkroening in #1067
fix(executor): replace Pin::new_unchecked with pin! by @mkroening in #1072
prepare kernel to use it as monolithic kernel by @stlankes in #1069
refactor(scheduler): use ready! for extracting Poll::Ready by @mkroening in #1077
improve compatibility to BSD sockets by @stlankes in #1081
add error number in thread local storage by @stlankes in #1082

Full Changelog: v0.6.8...v0.6.9

Contributors

stlankes and mkroening

Assets 2

16 Feb 13:39

mkroening

v0.6.8

6a1ac7b

0.6.8

Hightlights

add basic support of a virtual filesystem by @stlankes in #1013
add support of a unix-like poll function by @stlankes in #1046
add basic support a linux-like syscall evendfd by @stlankes in #1052
Refactor FUSE by @cagatay-y in #1047
fix(x86_64): support GNU variant of TLS by @mkroening in #1062

What's Changed

add feature syscall to run kernel as standalone application by @stlankes in #1011
if the feature syscall is enabled, don't switch the stack by @stlankes in #1012
rename the feature "syscall" to "common-os" by @stlankes in #1026
doc: fix broken internal links by @cagatay-y in #1023
using crate semihosting on aarch64 by @stlankes in #1040
fix: overflow in time calculation on AArch64 by @mkroening in #1041
chore: add .vscode/settings.json by @mkroening in #993
forward error code to the host by @stlankes in #1048
unlink is only able to delete a file by @stlankes in #1049
Remove Pinned by @cagatay-y in #983
add CI tests for the MIO support by @stlankes in #1061
perf(fs/mem): minimize locking duration of pos by @mkroening in #1066
fix(eventfd): add explicit guard drop to avoid deadlock by @mkroening in #1065
refactor(PollEvent): simplify flag propagation by @mkroening in #1064

Full Changelog: v0.6.7...v0.6.8

Contributors

stlankes, cagatay-y, and mkroening

Assets 2

19 Dec 11:03

mkroening

v0.6.7

244d5b3

0.6.7

Highlights

feat: make ready for instrumentation by @mkroening in #991
feat: make hermit-builtins a workspace root by @mkroening in #1004
feat: add sys_image_start_address by @mkroening in #999
add recvfrom and sendto support by @stlankes in #1007

What's Changed

ci: test everything with SMP by @mkroening in #994
chore: update Rust to nightly-2023-12-01 by @mkroening in #996
ci: use latest Firecracker after 1.5.1 release by @mkroening in #1000
fix(AP Boot): remove nops by @mkroening in #1001
build: upgrade to nightly-2023-12-15 by @mkroening in #1006
chore: release version 0.6.7 by @mkroening in #1009

Full Changelog: v0.6.6...v0.6.7

Contributors

stlankes and mkroening

Assets 2

30 Nov 16:25

mkroening

v0.6.6

bb07a10

0.6.6

Highlights

feat: add 64-bit RISC-V support by @mkroening in #800

What's Changed

chore: upgrade to nightly-2023-10-01 by @mkroening in #939
chore: remove explicit dependency on tock-registers by @mkroening in #938
chore: remove clippy allow for false positive by @mkroening in #944
ci: only cache the main branch by @cagatay-y in #947
fix(net): deallocate network buffers by @mkroening in #943
ci: use a matrix for test configurations by @cagatay-y in #940
ci: improve caches by @mkroening in #954
refactor: use cfg-if for arch module by @mkroening in #948
ci: pin firecracker to 1.4.1 by @mkroening in #965
chore: upgrade to nightly-2023-10-15 by @mkroening in #956
Minimize casts to pointers by @cagatay-y in #964
chore: upgrade to nightly-2023-11-01 by @mkroening in #970
chore: rename rusty-loader to hermit-loader by @mkroening in #971
collect configuration of mmio devices by @stlankes in #968
chore: upgrade to nightly-2023-11-15 by @mkroening in #977
fix(rust-toolchain.toml): remove x86_64-unknown-none by @mkroening in #978
fix(xtask): misc by @mkroening in #980
chore: release version 0.6.6 by @mkroening in #990

New Contributors

@cagatay-y made their first contribution in #947

Full Changelog: v0.6.5...v0.6.6

Contributors

stlankes, cagatay-y, and mkroening

Assets 2

Releases: hermit-os/kernel

0.13.0

🚀 Features

🐛 Bug Fixes

💼 Other

🚜 Refactor

📚 Documentation

⚡ Performance

Uh oh!

0.12.0

🚀 Features

🐛 Bug Fixes

💼 Other

🚜 Refactor

Uh oh!

0.11.0

🚀 Features

🐛 Bug Fixes

💼 Other

🚜 Refactor

🎨 Styling

⚙️ Miscellaneous Tasks

Uh oh!

0.10.0

🚀 Features

🐛 Bug Fixes

💼 Other

🚜 Refactor

Uh oh!

0.8.0

Highlights

What's Changed

New Contributors

Contributors

Uh oh!

0.7.0

Highlights

What's Changed

New Contributors

Contributors

Uh oh!

0.6.9

What's Changed

Contributors

Uh oh!

0.6.8

Hightlights

What's Changed

Contributors

Uh oh!

0.6.7

Highlights

What's Changed

Contributors

Uh oh!

0.6.6

Highlights

What's Changed

New Contributors

Contributors

Uh oh!