Web[tip:x86/smap] x86, smap: Add STAC and CLAC instructions to control user space access From: tip-bot for H. Peter Anvin Date: Fri Sep 21 2012 - 16:04:25 EST Next message: tip-bot for H. Peter Anvin: "[tip:x86/smap] x86, smap: Turn on Supervisor Mode Access Prevention" Previous message: tip-bot for H. Peter Anvin: "[tip:x86/smap] x86, uaccess: Merge … http://portio.inrim.it/
Kernel — CLIP OS 5.0.0_beta3 documentation
WebАтомарная ( греч. άτομος — неделимое) операция — операция, которая либо выполняется целиком, либо не выполняется вовсе; операция, которая не может быть частично выполнена и частично не ... Web16 nov. 2024 · -config X86_IOPL_EMULATION - bool "IOPL Emulation" +config X86_IOPL_IOPERM + bool "IOPERM and IOPL Emulation" default y ---help--- + This enables the ioperm() and iopl() syscalls which are necessary + for legacy applications. + Legacy IOPL support is an overbroad mechanism which allows user space aside of … all stars site locator
flat assembler - I/O Signals I/O ports: "PC" speaker, ISA, PCI,
Webnext prev parent reply other threads:[~2024-11-13 21:03 UTC newest] Thread overview: 52+ messages / expand[flat nested] mbox.gz Atom feed top 2024-11-13 20:42 [patch V3 00/20] x86/iopl: Prevent user space from using CLI/STI with iopl(3) Thomas Gleixner 2024-11-13 20:42 ` [patch V3 01/20] x86/ptrace: Prevent truncation of bitmap size Thomas Gleixner … Webconfigname: CONFIG_X86_IOPL_IOPERM. Linux Kernel Configuration. └─> Processor type and features. └─> IOPERM and IOPL Emulation. This enables the ioperm () and … Webiopl() (which gives you access to all ports at once). Use the level argument 3 (i.e., iopl(3)) to give your Linux I/O port ... system load), giving up the CPU takes too much time, because the Linux scheduler (for the x86 architecture) usually takes at least about 10−30 milliseconds before it returns control to your process. Due to ... all stars sonic