[PATCH v6 5/5] drm/amdgpu: Create version number for coredumps
André Almeida
andrealmeid at igalia.com
Mon Sep 11 03:00:18 UTC 2023
Even if there's nothing currently parsing amdgpu's coredump files, if
we eventually have such tools they will be glad to find a version field
to properly read the file.
Create a version number to be displayed on top of coredump file, to be
incremented when the file format or content get changed.
Signed-off-by: André Almeida <andrealmeid at igalia.com>
Reviewed-by: Shashank Sharma <shashank.sharma at amd.com>
---
v6: no change
---
drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c | 1 +
drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h | 3 +++
2 files changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
index 579b70a3cdab..e92c81ff27be 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
@@ -192,6 +192,7 @@ static ssize_t amdgpu_devcoredump_read(char *buffer, loff_t offset,
p = drm_coredump_printer(&iter);
drm_printf(&p, "**** AMDGPU Device Coredump ****\n");
+ drm_printf(&p, "version: " AMDGPU_COREDUMP_VERSION "\n");
drm_printf(&p, "kernel: " UTS_RELEASE "\n");
drm_printf(&p, "module: " KBUILD_MODNAME "\n");
drm_printf(&p, "time: %lld.%09ld\n", coredump->reset_time.tv_sec, coredump->reset_time.tv_nsec);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h
index 01e8183ade4b..ec3a409ec509 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h
@@ -88,6 +88,9 @@ struct amdgpu_reset_domain {
};
#ifdef CONFIG_DEV_COREDUMP
+
+#define AMDGPU_COREDUMP_VERSION "1"
+
struct amdgpu_coredump_info {
struct amdgpu_device *adev;
struct amdgpu_task_info reset_task_info;
--
2.42.0
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