Messages in this thread Patch in this message |  | | From | Tiezhu Yang <> | | Subject | [PATCH v4 1/3] drm/amd/display: Add ASSERT_BUG() macro definition | | Date | Tue, 14 Jan 2025 21:29:56 +0800 |
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In order to keep the current ability for the aim of debugging and avoid printing the warning message twice, add ASSERT_BUG() macro definition to harden the callers of division functions.
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn> --- drivers/gpu/drm/amd/display/dc/os_types.h | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/os_types.h b/drivers/gpu/drm/amd/display/dc/os_types.h index f2ba76c1e0c0..f0f4e22b43cd 100644 --- a/drivers/gpu/drm/amd/display/dc/os_types.h +++ b/drivers/gpu/drm/amd/display/dc/os_types.h @@ -79,6 +79,13 @@ dc_breakpoint(); \ } while (0) +#define ASSERT_BUG(expr) do { \ + if (!(expr)) { \ + dc_breakpoint(); \ + BUG(); \ + } \ + } while (0) + #define BREAK_TO_DEBUGGER() \ do { \ DRM_DEBUG_DRIVER("%s():%d\n", __func__, __LINE__); \ -- 2.42.0
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