On Wed, Dec 09, 2020, Bill Wendling wrote:
Clang's integrated assembler does not allow symbols with non-absolute values to be reassigned. Modify the interrupt entry loop macro to be compatible with IAS by using a label and an offset.
Cc: Jian Cai caij2003@gmail.com Signed-off-by: Bill Wendling morbo@google.com References: https://lore.kernel.org/lkml/20200714233024.1789985-1-caij2003@gmail.com/
tools/testing/selftests/kvm/lib/x86_64/handlers.S | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/kvm/lib/x86_64/handlers.S b/tools/testing/selftests/kvm/lib/x86_64/handlers.S index aaf7bc7d2ce1..3f9181e9a0a7 100644 --- a/tools/testing/selftests/kvm/lib/x86_64/handlers.S +++ b/tools/testing/selftests/kvm/lib/x86_64/handlers.S @@ -54,9 +54,9 @@ idt_handlers: .align 8 /* Fetch current address and append it to idt_handlers. */
- current_handler = .
+0 : .pushsection .rodata -.quad current_handler
- .quad 0b
Bit of a silly nit: can we use a named label, or at least a non-zero shorthand? It's really easy to misread "0b" as zeroing out the value, at least for me.
.popsection .if ! \has_error -- 2.29.2.576.ga3fc446d84-goog