On Fri, Jul 21, 2023 at 1:25 PM Andy Shevchenko
[off-list ref] wrote:

On Thu, Jul 20, 2023 at 07:39:55PM +0200, Alexander Potapenko wrote:

quoted

Ensure that tag sequences containing alternating values are compressed
to buffers of expected size and correctly decompressed afterwards.

...

quoted

+#include <linux/bits.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/string.h>

quoted

+#include <kunit/test.h>

Keep this in a separate group outside of linux/*.

Done.

quoted

+#include <linux/types.h>
+
+#include <asm/mtecomp.h>

...

quoted

+/* Functions exported from mtecomp.c for this test. */
+void mte_tags_to_ranges(u8 *tags, u8 *out_tags, unsigned short *out_sizes,
+                     size_t *out_len);
+void mte_ranges_to_tags(u8 *r_tags, unsigned short *r_sizes, size_t r_len,
+                     u8 *tags);

This is interesting. Have you run `make W=1` on this code?

You are right, this is fishy. I added mtecomp.h and moved the
declarations there instead.

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