error{AccessDenied, PermissionDenied, SystemResources, InvalidSyscall, WouldExceedMaximumResidentSetSize, OutOfMemory, MadviseUnavailable, Unexpected}
(ErrorSet)
Errors
- AccessDenied
advice is MADV.REMOVE, but the specified address range is not a shared writable mapping.
- InvalidSyscall
One of the following:
- addr is not page-aligned or length is negative
- advice is not valid
- advice is MADV.DONTNEED or MADV.REMOVE and the specified address range includes locked, Huge TLB pages, or VM_PFNMAP pages.
- advice is MADV.MERGEABLE or MADV.UNMERGEABLE, but the kernel was not configured with CONFIG_KSM.
- advice is MADV.FREE or MADV.WIPEONFORK but the specified address range includes file, Huge TLB, MAP.SHARED, or VM_PFNMAP ranges.
- MadviseUnavailable
The madvise syscall is not available on this version and configuration of the Linux kernel.
- OutOfMemory
One of the following:
- (for MADV.WILLNEED) Not enough memory: paging in failed.
- Addresses in the specified range are not currently mapped, or are outside the address space of the process.
- PermissionDenied
advice is MADV.HWPOISON, but the caller does not have the CAP_SYS_ADMIN capability.
- SystemResources
A kernel resource was temporarily unavailable.
- Unexpected
The operating system returned an undocumented error code.
- WouldExceedMaximumResidentSetSize
(for MADV.WILLNEED) Paging in this area would exceed the process’s maximum resident set size.