PR_SET_TSC(2) — Справочная страница Linux

PR_SET_TSC(2const)                                    PR_SET_TSC(2const)

НАЗВАНИЕ

       PR_SET_TSC - change whether the timestamp counter can be read by
       the process

БИБЛИОТЕКА

       Standard C library (libc, -lc)

СИНТАКСИС

       #include <linux/prctl.h>  /* Definition of PR_* constants */
       #include <sys/prctl.h>

       int prctl(PR_SET_TSC, long flag);

ОПИСАНИЕ

       Set the state of the flag determining whether the timestamp
       counter can be read by the process.  Pass PR_TSC_ENABLE to flag
       to allow it to be read, or PR_TSC_SIGSEGV to generate a SIGSEGV
       when the process tries to read the timestamp counter.

ЗНАЧЕНИЕ, ВОЗВРАЩАЕМОЕ ФУНКЦИЕЙ

       On success, 0 is returned.  On error, -1 is returned, and errno
       is set to indicate the error.

ОШИБКИ

       EINVAL arg2 is not a valid value.

СТАНДАРТЫ

       Linux.  x86 only.

ИСТОРИЯ

       Linux 2.6.26 (x86).

СМОТРИТЕ ТАКЖЕ

       prctl(2), PR_GET_TSC(2const)

КОЛОФОН

       This page is part of the man-pages (Linux kernel and C library
       user-space interface documentation) project.  Information about
       the project can be found at 
       ⟨https://www.kernel.org/doc/man-pages/⟩.  If you have a bug report
       for this manual page, see
       ⟨https://git.kernel.org/pub/scm/docs/man-pages/man-pages.git/tree/CONTRIBUTING⟩.
       This page was obtained from the tarball man-pages-6.9.1.tar.gz
       fetched from
       ⟨https://mirrors.edge.kernel.org/pub/linux/docs/man-pages/⟩ on
       2024-06-26.  If you discover any rendering problems in this HTML
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       to-date source for the page, or you have corrections or
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       part of the original manual page), send a mail to
       man-pages@man7.org

Linux man-pages 6.9.1          2024-06-02             PR_SET_TSC(2const)

Страницы, которые ссылаются на эту страницу: prctl(2), PR_GET_TSC(2const)