[tip:perf/urgent] perf scripts python: call-graph-from-sql.py: Set a minimum window size

[tip-bot for Adrian Hunter]

Commit-ID:  3c4ef451506897a15aff76ff141c995c6cd32f4d
Gitweb:     https://git.kernel.org/tip/3c4ef451506897a15aff76ff141c995c6cd32f4d
Author:     Adrian Hunter <adrian.hunter@xxxxxxxxx>
AuthorDate: Mon, 1 Oct 2018 09:28:37 +0300
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 23 Oct 2018 14:19:30 -0300

perf scripts python: call-graph-from-sql.py: Set a minimum window size

Prevent weirdly small window size.

Committer testing:

Seems to work, but even before this patch, on my system, it always
started with:

xwininfo: Window id: 0x1e00002 "Call Graph: pt_example"
<SNIP>
  Width: 800
  Height: 600
<SNIP>

Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Tested-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/20181001062853.28285-4-adrian.hunter@xxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/scripts/python/call-graph-from-sql.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/scripts/python/call-graph-from-sql.py b/tools/perf/scripts/python/call-graph-from-sql.py
index e1014f2628a7..68153fa1b4d1 100644
--- a/tools/perf/scripts/python/call-graph-from-sql.py
+++ b/tools/perf/scripts/python/call-graph-from-sql.py
@@ -274,6 +274,7 @@ class MainWindow(QMainWindow):
 		style = self.style()
 		icon = style.standardIcon(QStyle.SP_MessageBoxInformation)
 		self.setWindowIcon(icon);
+		self.setMinimumSize(200, 100)
 
 		self.model = TreeModel(db)