duff/android_kernel_motorola_sm6225
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ion: display ion total size in debufs node

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after list all ion dma-buffer, cacluate the total size,
and display it in the end.

Change-Id: I108ebe7aa3560538b1f24033dc219e8215720069
Reviewed-on: https://gerrit.mot.com/1535658
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Shanghui Zhang <zhangsh@motorola.com>
Reviewed-by: Dawei Wang <wangdw10@motorola.com>
Reviewed-by: Bolei Shang <shangbl1@lenovo.com>
Reviewed-by: Zhenxin Xi <xizx@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
xizx authored and Gilberto Gambugge committed 2023-06-01 00:47:10 -03:00
1 parent 1dca9978e3
commit e9daf31317
1 file changed
+10
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drivers/staging/android/ion/ion.c
+10
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@@ -1392,6 +1392,7 @@ static int ion_debug_allbufs_show(struct seq_file *s, void *unused)
struct ion_device *dev = s->private;
struct rb_node *n;
int i;
unsigned long total_len = 0;
seq_printf(s, "%16.s %16.s %12.s %12.s %20.s %s\n", "heap",
"buffer", "size", "ref cnt", "allocator", "references");
@@ -1401,6 +1402,7 @@ static int ion_debug_allbufs_show(struct seq_file *s, void *unused)
for (n = rb_first(&dev->buffers); n; n = rb_next(n)) {
struct ion_buffer *buf = rb_entry(n, struct ion_buffer, node);
int buf_refcount = buf->ref_cnt;
total_len += buf->size;
seq_printf(s, "%16.s %16pK %12.x %12.d %20.d %s",
buf->heap->name, buf, (int)buf->size,
buf_refcount, buf->pid, "");
@@ -1410,6 +1412,12 @@ static int ion_debug_allbufs_show(struct seq_file *s, void *unused)
seq_puts(s, "\n");
}
if (s->file && s->file->f_path.dentry
&& !strcmp(s->file->f_path.dentry->d_iname, "check_all_bufs_total"))
seq_printf(s, "%16.s %s is: %lld(%lld KB)\n",
"heap", "total size", total_len, total_len/1024);
mutex_unlock(&dev->buffer_lock);
up_read(&dev->lock);
return 0;
@@ -1460,6 +1468,8 @@ struct ion_device *ion_device_create(void)
internal_dev = idev;
debugfs_create_file("check_all_bufs", 0664, idev->debug_root, idev,
&debug_allbufs_fops);
debugfs_create_file("check_all_bufs_total", 0664, idev->debug_root, idev,
&debug_allbufs_fops);
return idev;
err_sysfs: