Thread (3 messages) flat view 3 messages, 3 authors, 9d ago

Re: [PATCH v10 4/8] selftest/bpf: Enable verifier selftest for powerpc64

From: Hari Bathini <hbathini@linux.ibm.com>
Date: 2026-08-06 17:23:03
Also in: bpf, linux-kselftest, stable


On 05/08/26 11:37 am, Saket Kumar Bhaskar wrote:
From: Abhishek Dubey <redacted>
This patch enables arch specifier "__powerpc64" in verifier
s/This patch enables arch specifier "__powerpc64" in/Enable 
"__arch_powerpc64" specifier in/

quoted hunk ↗ jump to hunk
selftest for ppc64. Power 32-bit would require separate
handling. Changes tested for 64-bit only.

Signed-off-by: Abhishek Dubey <redacted>
Signed-off-by: Saket Kumar Bhaskar <redacted>
Reviewed-by: Hari Bathini <hbathini@linux.ibm.com>
Tested-by: Yeswanth Krishna Tellakula <redacted>
---
  tools/testing/selftests/bpf/progs/bpf_misc.h | 1 +
  tools/testing/selftests/bpf/test_loader.c    | 5 +++++
  2 files changed, 6 insertions(+)
diff --git a/tools/testing/selftests/bpf/progs/bpf_misc.h b/tools/testing/selftests/bpf/progs/bpf_misc.h
index b0c441384f20..365008d1ed40 100644
--- a/tools/testing/selftests/bpf/progs/bpf_misc.h
+++ b/tools/testing/selftests/bpf/progs/bpf_misc.h
@@ -159,6 +159,7 @@
  #define __arch_riscv64		__arch("RISCV64")
  #define __arch_s390x		__arch("s390x")
  #define __arch_loongarch	__arch("LOONGARCH")
+#define __arch_powerpc64	__arch("POWERPC64")
  #define __caps_unpriv(caps)	__test_tag("test_caps_unpriv=" EXPAND_QUOTE(caps))
  #define __load_if_JITed()	__test_tag("load_mode=jited")
  #define __load_if_no_JITed()	__test_tag("load_mode=no_jited")
diff --git a/tools/testing/selftests/bpf/test_loader.c b/tools/testing/selftests/bpf/test_loader.c
index 3ce32d134e2c..01b1420097d2 100644
--- a/tools/testing/selftests/bpf/test_loader.c
+++ b/tools/testing/selftests/bpf/test_loader.c
@@ -378,6 +378,7 @@ enum arch {
  	ARCH_RISCV64	= 0x8,
  	ARCH_S390X	= 0x10,
  	ARCH_LOONGARCH	= 0x20,
+	ARCH_POWERPC64	= 0x40,
  };
  
  static int get_current_arch(void)
@@ -392,6 +393,8 @@ static int get_current_arch(void)
  	return ARCH_S390X;
  #elif defined(__loongarch__)
  	return ARCH_LOONGARCH;
+#elif defined(__powerpc64__)
+	return ARCH_POWERPC64;
  #endif
  	return ARCH_UNKNOWN;
  }
@@ -585,6 +588,8 @@ static int parse_test_spec(struct test_loader *tester,
  				arch = ARCH_S390X;
  			} else if (strcmp(val, "LOONGARCH") == 0) {
  				arch = ARCH_LOONGARCH;
+			} else if (strcmp(val, "POWERPC64") == 0) {
+				arch = ARCH_POWERPC64;
  			} else {
  				PRINT_FAIL("bad arch spec: '%s'\n", val);
  				err = -EINVAL;
  
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