pr_get_mdwe(2const)

get the Memory-Deny-Write-Execute protection mask for the calling process

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Synopsis

#include <linux/prctl.h>
  /* Definition of 
PR_*
 constants */
#include <sys/prctl.h>
int prctl(PR_GET_MDWE, 0L, 0L, 0L, 0L);

—

NAME

PR_GET_MDWE - get the Memory-Deny-Write-Execute protection mask for the calling process

Standard C library (libc, -lc)

bash

#include <linux/prctl.h>\n  /* Definition of \nPR_*\n constants */
\n#include <sys/prctl.h>

bash

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

Return the Memory-Deny-Write-Execute protection mask of the calling process. See PR_SET_MDWE(2const) for information on the protection mask bits.

On success, a nonnegative value is returned. On error, -1 is returned, and errno is set to indicate the error.

Linux.

Linux 6.3.