| Message ID | 20230728-arm64-signal-memcpy-fix-v4-5-0c1290db5d46@kernel.org (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | db7a89f706d6080121b61099b1d69a752ce0c61e |
| Headers | show |
| Series | kselfest/arm64: Fix a SVE memcpy() issue and use tools/include | expand |
diff --git a/tools/testing/selftests/arm64/signal/test_signals_utils.h b/tools/testing/selftests/arm64/signal/test_signals_utils.h index c7f5627171dd..762c8fe9c54a 100644 --- a/tools/testing/selftests/arm64/signal/test_signals_utils.h +++ b/tools/testing/selftests/arm64/signal/test_signals_utils.h @@ -8,6 +8,8 @@ #include <stdio.h> #include <string.h> +#include <linux/compiler.h> + #include "test_signals.h" int test_init(struct tdescr *td); @@ -76,7 +78,7 @@ static __always_inline bool get_current_context(struct tdescr *td, */ for (i = 0; i < td->live_sz; i++) { uc[i] = 0; - __asm__ ("" : "=r" (uc[i]) : "0" (uc[i])); + OPTIMIZER_HIDE_VAR(uc[0]); } td->live_uc = dest_uc;
We had open coded the definition of OPTIMIZER_HIDE_VAR() as a fix but now that we have the generic tools/include available and that has had a definition of OPTIMIZER_HIDE_VAR() we can switch to the define. Signed-off-by: Mark Brown <broonie@kernel.org> --- tools/testing/selftests/arm64/signal/test_signals_utils.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)