Viewing file:  set_memory.h (1.13 KB) -rw-r--r--
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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_SET_MEMORY_H
#define _ASM_POWERPC_SET_MEMORY_H
#define SET_MEMORY_RO 0
#define SET_MEMORY_RW 1
#define SET_MEMORY_NX 2
#define SET_MEMORY_X 3
#define SET_MEMORY_NP 4 /* Set memory non present */
#define SET_MEMORY_P 5 /* Set memory present */
int change_memory_attr(unsigned long addr, int numpages, long action);
static inline int set_memory_ro(unsigned long addr, int numpages)
{
return change_memory_attr(addr, numpages, SET_MEMORY_RO);
}
static inline int set_memory_rw(unsigned long addr, int numpages)
{
return change_memory_attr(addr, numpages, SET_MEMORY_RW);
}
static inline int set_memory_nx(unsigned long addr, int numpages)
{
return change_memory_attr(addr, numpages, SET_MEMORY_NX);
}
static inline int set_memory_x(unsigned long addr, int numpages)
{
return change_memory_attr(addr, numpages, SET_MEMORY_X);
}
static inline int set_memory_np(unsigned long addr, int numpages)
{
return change_memory_attr(addr, numpages, SET_MEMORY_NP);
}
static inline int set_memory_p(unsigned long addr, int numpages)
{
return change_memory_attr(addr, numpages, SET_MEMORY_P);
}
#endif
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