create an anonymous RAM-based file to access secret memory regions NAME memfd_secret - create an anonymous RAM-ba......(), and mlockall () lock part or all of the calling process's virtual address space into RAM, preventing that memory from being paged to the swap area. munlock () and munlockall…...(), and mlockall () lock part or all of the calling process's virtual address space into RAM, preventing that memory from being paged to the swap area. munlock () and munlockall…...(), and mlockall () lock part or all of the calling process's virtual address space into RAM, preventing that memory from being paged to the swap area. munlock () and munlockall…...(), and mlockall () lock part or all of the calling process's virtual address space into RAM, preventing that memory from being paged to the swap area. munlock () and munlockall…...(), and mlockall () lock part or all of the calling process's virtual address space into RAM, preventing that memory from being paged to the swap area. munlock () and munlockall…...hat indicates whether pages of the calling process's virtual memory are resident in core (RAM), and so will not cause a disk access (page fault) if referenced. The kernel return…...served memory that is determined at boot time using the crashkernel kernel command-line parameter. The location of this reserved memory is exported to user space via the /proc/i…...served memory that is determined at boot time using the crashkernel kernel command-line parameter. The location of this reserved memory is exported to user space via the /proc/i…...ss. However, the signal can be caught, and the handler can return control to the main program. If the process continues to consume CPU time, it will be sent SIGXCPU once per sec…...ss. However, the signal can be caught, and the handler can return control to the main program. If the process continues to consume CPU time, it will be sent SIGXCPU once per sec…...ss. However, the signal can be caught, and the handler can return control to the main program. If the process continues to consume CPU time, it will be sent SIGXCPU once per sec…...ss. However, the signal can be caught, and the handler can return control to the main program. If the process continues to consume CPU time, it will be sent SIGXCPU once per sec…...ss. However, the signal can be caught, and the handler can return control to the main program. If the process continues to consume CPU time, it will be sent SIGXCPU once per sec…...creates non-linear mappings only on in-memory filesystems such as tmpfs (5), hugetlbfs or ramfs. On filesystems with a backing store, remap_file_pages () is not much more effici…...int (because of an earlier chroot (2)). EINVAL The current root is on the rootfs (initial ramfs) mount; see NOTES. EINVAL Either the mount point at new_root , or the parent moun…...odified, truncated, memory-mapped, and so on. However, unlike a regular file, it lives in RAM and has a volatile backing storage. Once all references to the file are dropped, it…...S */ CIFS_MAGIC_NUMBER 0xff534d42 CODA_SUPER_MAGIC 0x73757245 COH_SUPER_MAGIC 0x012ff7b7 CRAMFS_MAGIC 0x28cd3d45 DEBUGFS_MAGIC 0x64626720 DEVFS_SUPER_MAGIC 0x1373 /* Linux 2.6.1…...S */ CIFS_MAGIC_NUMBER 0xff534d42 CODA_SUPER_MAGIC 0x73757245 COH_SUPER_MAGIC 0x012ff7b7 CRAMFS_MAGIC 0x28cd3d45 DEBUGFS_MAGIC 0x64626720 DEVFS_SUPER_MAGIC 0x1373 /* Linux 2.6.1…...S */ CIFS_MAGIC_NUMBER 0xff534d42 CODA_SUPER_MAGIC 0x73757245 COH_SUPER_MAGIC 0x012ff7b7 CRAMFS_MAGIC 0x28cd3d45 DEBUGFS_MAGIC 0x64626720 DEVFS_SUPER_MAGIC 0x1373 /* Linux 2.6.1…