Re: [kvm-unit-tests PATCH] libfdt: use logical "or" instead of bitwise "or" with boolean operands

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On 18/03/2022 10.36, Andrew Jones wrote:
On Tue, Mar 15, 2022 at 11:02:14PM -0700, Bill Wendling wrote:
Clang warns about using a bitwise '|' with boolean operands. This seems
to be due to a small typo.

   lib/libfdt/fdt_rw.c:438:6: warning: use of bitwise '|' with boolean operands [-Werror,-Wbitwise-instead-of-logical]
           if (can_assume(LIBFDT_ORDER) |

Using '||' removes this warnings.

Signed-off-by: Bill Wendling <morbo@xxxxxxxxxx>
---
  lib/libfdt/fdt_rw.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/libfdt/fdt_rw.c b/lib/libfdt/fdt_rw.c
index 13854253ff86..3320e5559cac 100644
--- a/lib/libfdt/fdt_rw.c
+++ b/lib/libfdt/fdt_rw.c
@@ -435,7 +435,7 @@ int fdt_open_into(const void *fdt, void *buf, int bufsize)
  			return struct_size;
  	}
- if (can_assume(LIBFDT_ORDER) |
+	if (can_assume(LIBFDT_ORDER) ||
  	    !fdt_blocks_misordered_(fdt, mem_rsv_size, struct_size)) {
  		/* no further work necessary */
  		err = fdt_move(fdt, buf, bufsize);
--
2.35.1.723.g4982287a31-goog


We're not getting as much interest in the submodule discussion as I hoped.
I see one vote against on this thread and one vote for on a different
thread[1]. For now I'll just commit a big rebase patch for libfdt. We can
revisit it again after we decide what to do for QCBOR.

I recently learnt that there are indeed people who ship kvm-unit-tests with their distro - at least buildroot has a package:
https://git.busybox.net/buildroot/tree/package/kvm-unit-tests

So one more argument for copying the files over instead of using submodules: The tarballs for tags will be self-contained, e.g.:

https://gitlab.com/kvm-unit-tests/kvm-unit-tests/-/archive/v2022-03-08/kvm-unit-tests-v2022-03-08.tar.gz

If we use submodules, I guess the content of the submodule content will be missing in there?

 Thomas




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