* option) any later version.
*/
+#include <linux/binfmts.h>
#include <linux/elf.h>
+#include <linux/export.h>
#include <linux/sched.h>
+#include <asm/cpu-features.h>
#include <asm/cpu-info.h>
/* Whether to accept legacy-NaN and 2008-NaN user binaries. */
return -ELIBBAD;
}
- if (!config_enabled(CONFIG_MIPS_O32_FP64_SUPPORT))
+ if (!IS_ENABLED(CONFIG_MIPS_O32_FP64_SUPPORT))
return 0;
fp_abi = state->fp_abi;
* not be worried about N32/N64 binaries.
*/
- if (!config_enabled(CONFIG_MIPS_O32_FP64_SUPPORT))
+ if (!IS_ENABLED(CONFIG_MIPS_O32_FP64_SUPPORT))
return;
switch (state->overall_fp_mode) {
BUG();
}
}
+
+int mips_elf_read_implies_exec(void *elf_ex, int exstack)
+{
+ if (exstack != EXSTACK_DISABLE_X) {
+ /* The binary doesn't request a non-executable stack */
+ return 1;
+ }
+
+ if (!cpu_has_rixi) {
+ /* The CPU doesn't support non-executable memory */
+ return 1;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL(mips_elf_read_implies_exec);