pybootchartgui: simplify drawing of memory usage

The internal representation after parsing now matches exactly
what the drawing code needs, thus speeding up drawing a bit.
However, the main motivation is to store exactly that required
information in a more compact file.

(From OE-Core rev: ca06e67a0bb5820b38fda4c8dfee20764c1e59ae)

Signed-off-by: Patrick Ohly <patrick.ohly@intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 6 insertions, 6 deletions

diff --git a/scripts/pybootchartgui/pybootchartgui/draw.py b/scripts/pybootchartgui/pybootchartgui/draw.py
index f0143ad0d6..201ce4577f 100644
--- a/scripts/pybootchartgui/pybootchartgui/draw.py
+++ b/scripts/pybootchartgui/pybootchartgui/draw.py
@@ -463,25 +463,25 @@ def render_charts(ctx, options, clip, trace, curr_y, w, h, sec_w):
         chart_rect = (off_x, curr_y+30, w, meminfo_bar_h)
         mem_stats = trace.mem_stats
         if mem_stats and clip_visible (clip, chart_rect):
-                mem_scale = max(sample.records['MemTotal'] - sample.records['MemFree'] for sample in mem_stats)
+                mem_scale = max(sample.buffers for sample in mem_stats)
                 draw_legend_box(ctx, "Mem cached (scale: %u MiB)" % (float(mem_scale) / 1024), MEM_CACHED_COLOR, off_x, curr_y+20, leg_s)
                 draw_legend_box(ctx, "Used", MEM_USED_COLOR, off_x + 240, curr_y+20, leg_s)
                 draw_legend_box(ctx, "Buffers", MEM_BUFFERS_COLOR, off_x + 360, curr_y+20, leg_s)
-                draw_legend_line(ctx, "Swap (scale: %u MiB)" % max([(sample.records['SwapTotal'] - sample.records['SwapFree'])/1024 for sample in mem_stats]), \
+                draw_legend_line(ctx, "Swap (scale: %u MiB)" % max([(sample.swap)/1024 for sample in mem_stats]), \
                                  MEM_SWAP_COLOR, off_x + 480, curr_y+20, leg_s)
                 draw_box_ticks(ctx, chart_rect, sec_w)
                 draw_annotations(ctx, proc_tree, trace.times, chart_rect)
                 draw_chart(ctx, MEM_BUFFERS_COLOR, True, chart_rect, \
-                           [(sample.time, sample.records['MemTotal'] - sample.records['MemFree']) for sample in trace.mem_stats], \
+                           [(sample.time, sample.buffers) for sample in trace.mem_stats], \
                            proc_tree, [0, mem_scale])
                 draw_chart(ctx, MEM_USED_COLOR, True, chart_rect, \
-                           [(sample.time, sample.records['MemTotal'] - sample.records['MemFree'] - sample.records['Buffers']) for sample in mem_stats], \
+                           [(sample.time, sample.used) for sample in mem_stats], \
                            proc_tree, [0, mem_scale])
                 draw_chart(ctx, MEM_CACHED_COLOR, True, chart_rect, \
-                           [(sample.time, sample.records['Cached']) for sample in mem_stats], \
+                           [(sample.time, sample.cached) for sample in mem_stats], \
                            proc_tree, [0, mem_scale])
                 draw_chart(ctx, MEM_SWAP_COLOR, False, chart_rect, \
-                           [(sample.time, float(sample.records['SwapTotal'] - sample.records['SwapFree'])) for sample in mem_stats], \
+                           [(sample.time, float(sample.swap)) for sample in mem_stats], \
                            proc_tree, None)
 
                 curr_y = curr_y + meminfo_bar_h