plucky (2) PR_GET_IO_FLUSHER.2const.gz

NAME

       PR_GET_IO_FLUSHER - get the IO_FLUSHER state

LIBRARY

       Standard C library (libc, -lc)

SYNOPSIS

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

       int prctl(PR_GET_IO_FLUSHER, 0L, 0L, 0L, 0L);

DESCRIPTION

       Return  the  IO_FLUSHER state of the caller.  A value of 1 indicates that the caller is in the IO_FLUSHER
       state; 0 indicates that the caller is not in the IO_FLUSHER state.

       The calling process must have the CAP_SYS_RESOURCE capability.

RETURN VALUE

       On success, this call returns the boolean value described above.  On error, -1 is returned, and errno  is
       set to indicate the error.

STANDARDS

       Linux.

HISTORY

       Linux 5.6.

SEE ALSO

       prctl(2), PR_SET_IO_FLUSHER(2const)