#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
+#include <linux/set_memory.h>
#include <asm/fncpy.h>
#include <asm/tlb.h>
#include <asm/cacheflush.h>
-#include <asm/set_memory.h>
#include <asm/mach/map.h>
dst = fncpy(sram, funcp, size);
- set_memory_ro(base, pages);
- set_memory_x(base, pages);
+ set_memory_rox(base, pages);
return dst;
}
base = (unsigned long)omap_sram_base;
pages = PAGE_ALIGN(omap_sram_size) / PAGE_SIZE;
- set_memory_ro(base, pages);
- set_memory_x(base, pages);
+ set_memory_rox(base, pages);
}
static void (*_omap_sram_reprogram_clock)(u32 dpllctl, u32 ckctl);
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
+#include <linux/set_memory.h>
#include <asm/fncpy.h>
#include <asm/tlb.h>
#include <asm/cacheflush.h>
-#include <asm/set_memory.h>
#include <asm/mach/map.h>
dst = fncpy(sram, funcp, size);
- set_memory_ro(base, pages);
- set_memory_x(base, pages);
+ set_memory_rox(base, pages);
return dst;
}
base = (unsigned long)omap_sram_base;
pages = PAGE_ALIGN(omap_sram_size) / PAGE_SIZE;
- set_memory_ro(base, pages);
- set_memory_x(base, pages);
+ set_memory_rox(base, pages);
}
static void (*_omap2_sram_ddr_init)(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
#include <linux/kdebug.h>
#include <linux/slab.h>
#include <linux/moduleloader.h>
+#include <linux/set_memory.h>
#include <asm/code-patching.h>
#include <asm/cacheflush.h>
#include <asm/sstep.h>
#include <asm/sections.h>
#include <asm/inst.h>
-#include <asm/set_memory.h>
#include <linux/uaccess.h>
DEFINE_PER_CPU(struct kprobe *, current_kprobe) = NULL;
if (!page)
return NULL;
- if (strict_module_rwx_enabled()) {
- set_memory_ro((unsigned long)page, 1);
- set_memory_x((unsigned long)page, 1);
- }
+ if (strict_module_rwx_enabled())
+ set_memory_rox((unsigned long)page, 1);
+
return page;
}
#include <linux/module.h>
#include <linux/memory.h>
#include <linux/vmalloc.h>
+#include <linux/set_memory.h>
#include <trace/syscall.h>
-#include <asm/set_memory.h>
#include <asm/kprobes.h>
#include <asm/ftrace.h>
#include <asm/nops.h>
set_vm_flush_reset_perms(trampoline);
- set_memory_ro((unsigned long)trampoline, npages);
- set_memory_x((unsigned long)trampoline, npages);
+ set_memory_rox((unsigned long)trampoline, npages);
return (unsigned long)trampoline;
fail:
tramp_free(trampoline);
#include <linux/objtool.h>
#include <linux/vmalloc.h>
#include <linux/pgtable.h>
+#include <linux/set_memory.h>
#include <asm/text-patching.h>
#include <asm/cacheflush.h>
#include <asm/alternative.h>
#include <asm/insn.h>
#include <asm/debugreg.h>
-#include <asm/set_memory.h>
#include <asm/ibt.h>
#include "common.h"
return NULL;
set_vm_flush_reset_perms(page);
- /*
- * First make the page read-only, and only then make it executable to
- * prevent it from being W+X in between.
- */
- set_memory_ro((unsigned long)page, 1);
/*
* TODO: Once additional kernel code protection mechanisms are set, ensure
* that the page was not maliciously altered and it is still zeroed.
*/
- set_memory_x((unsigned long)page, 1);
+ set_memory_rox((unsigned long)page, 1);
return page;
}
#include <linux/genalloc.h>
#include <linux/mm.h>
#include <linux/sram.h>
+#include <linux/set_memory.h>
#include <asm/fncpy.h>
-#include <asm/set_memory.h>
#include "sram.h"
dst_cpy = fncpy(dst, src, size);
- ret = set_memory_ro((unsigned long)base, pages);
- if (ret)
- goto error_out;
- ret = set_memory_x((unsigned long)base, pages);
+ ret = set_memory_rox((unsigned long)base, pages);
if (ret)
goto error_out;
static inline void bpf_jit_binary_lock_ro(struct bpf_binary_header *hdr)
{
set_vm_flush_reset_perms(hdr);
- set_memory_ro((unsigned long)hdr, hdr->size >> PAGE_SHIFT);
- set_memory_x((unsigned long)hdr, hdr->size >> PAGE_SHIFT);
+ set_memory_rox((unsigned long)hdr, hdr->size >> PAGE_SHIFT);
}
int sk_filter_trim_cap(struct sock *sk, struct sk_buff *skb, unsigned int cap);
static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; }
#endif
+static inline int set_memory_rox(unsigned long addr, int numpages)
+{
+ int ret = set_memory_ro(addr, numpages);
+ if (ret)
+ return ret;
+ return set_memory_x(addr, numpages);
+}
+
#ifndef CONFIG_ARCH_HAS_SET_DIRECT_MAP
static inline int set_direct_map_invalid_noflush(struct page *page)
{
refcount_set(&kvalue->refcnt, 1);
bpf_map_inc(map);
- set_memory_ro((long)st_map->image, 1);
- set_memory_x((long)st_map->image, 1);
+ set_memory_rox((long)st_map->image, 1);
err = st_ops->reg(kdata);
if (likely(!err)) {
/* Pair with smp_load_acquire() during lookup_elem().
list_add_tail(&pack->list, &pack_list);
set_vm_flush_reset_perms(pack->ptr);
- set_memory_ro((unsigned long)pack->ptr, BPF_PROG_PACK_SIZE / PAGE_SIZE);
- set_memory_x((unsigned long)pack->ptr, BPF_PROG_PACK_SIZE / PAGE_SIZE);
+ set_memory_rox((unsigned long)pack->ptr, BPF_PROG_PACK_SIZE / PAGE_SIZE);
return pack;
}
if (ptr) {
bpf_fill_ill_insns(ptr, size);
set_vm_flush_reset_perms(ptr);
- set_memory_ro((unsigned long)ptr, size / PAGE_SIZE);
- set_memory_x((unsigned long)ptr, size / PAGE_SIZE);
+ set_memory_rox((unsigned long)ptr, size / PAGE_SIZE);
}
goto out;
}
if (err < 0)
goto out;
- set_memory_ro((long)im->image, 1);
- set_memory_x((long)im->image, 1);
+ set_memory_rox((long)im->image, 1);
WARN_ON(tr->cur_image && tr->selector == 0);
WARN_ON(!tr->cur_image && tr->selector);
if (err < 0)
goto out;
- set_memory_ro((long)image, 1);
- set_memory_x((long)image, 1);
+ set_memory_rox((long)image, 1);
prog_ret = dummy_ops_call_op(image, args);
err = dummy_ops_copy_args(args);