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| author | Otavio Salvador <otavio@ossystems.com.br> | 2025-10-01 18:26:47 -0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-10-01 18:26:47 -0300 |
| commit | 925d4ff9b529f1521bfb34f01c54dfe6d6f21dc9 (patch) | |
| tree | 0bbc6b039eeea3bb41830ab730b53913a88e2419 /tools/testing/selftests/mm/pkey-powerpc.h | |
| parent | 49f4ca7b487f42e14af67a5235bd806fb93c27f8 (diff) | |
| parent | 09c71a76accc2f1c288f79beb68939f897c20690 (diff) | |
Merge pull request #744 from angolini/lf-6.12.20-2.0.0_up_6.12.49toradex_6.12-2.0.x-imx
Lf 6.12.20 2.0.0 up 6.12.49
Diffstat (limited to 'tools/testing/selftests/mm/pkey-powerpc.h')
| -rw-r--r-- | tools/testing/selftests/mm/pkey-powerpc.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/tools/testing/selftests/mm/pkey-powerpc.h b/tools/testing/selftests/mm/pkey-powerpc.h index 3d0c0bdae5bc..e90af82f8688 100644 --- a/tools/testing/selftests/mm/pkey-powerpc.h +++ b/tools/testing/selftests/mm/pkey-powerpc.h @@ -102,8 +102,18 @@ void expect_fault_on_read_execonly_key(void *p1, int pkey) return; } +#define REPEAT_8(s) s s s s s s s s +#define REPEAT_64(s) REPEAT_8(s) REPEAT_8(s) REPEAT_8(s) REPEAT_8(s) \ + REPEAT_8(s) REPEAT_8(s) REPEAT_8(s) REPEAT_8(s) +#define REPEAT_512(s) REPEAT_64(s) REPEAT_64(s) REPEAT_64(s) REPEAT_64(s) \ + REPEAT_64(s) REPEAT_64(s) REPEAT_64(s) REPEAT_64(s) +#define REPEAT_4096(s) REPEAT_512(s) REPEAT_512(s) REPEAT_512(s) REPEAT_512(s) \ + REPEAT_512(s) REPEAT_512(s) REPEAT_512(s) REPEAT_512(s) +#define REPEAT_16384(s) REPEAT_4096(s) REPEAT_4096(s) \ + REPEAT_4096(s) REPEAT_4096(s) + /* 4-byte instructions * 16384 = 64K page */ -#define __page_o_noops() asm(".rept 16384 ; nop; .endr") +#define __page_o_noops() asm(REPEAT_16384("nop\n")) void *malloc_pkey_with_mprotect_subpage(long size, int prot, u16 pkey) { |