2 files changed, 29 insertions(+), 0 deletions(-)

M drmtree/drmtree.go
M public/snapshot.html

@@ 95,6 95,32 @@ func (k *Kernel) String() string {
 	return s
 }
 
+func (k *Kernel) IsUnstableRelease() bool {
+	if k.SysName != "Linux" {
+		return false // TODO
+	}
+
+	for _, field := range strings.Split(k.Release, "-") {
+		if field == "dirty" {
+			return true
+		}
+		if len(field) == 13 && field[0] == 'g' && isHex(field[1:]) {
+			return true // Git hash
+		}
+	}
+
+	return false
+}
+
+func isHex(s string) bool {
+	for _, ch := range s {
+		if (ch < '0' || ch > '9') && (ch < 'a' || ch > 'f') {
+			return false
+		}
+	}
+	return true
+}
+
 type Driver struct {
 	Name       string             `json:"name"`
 	Desc       string             `json:"desc"`

@@ 138,6 138,9 @@
     <p class="warning">⚠ This snapshot was captured with an external module loaded.</p>
   {{end}}
 {{end}}
+{{if .Node.Driver.Kernel.IsUnstableRelease}}
+  <p class="warning">⚠ This snapshot was not captured on a stable kernel release.</p>
+{{end}}
 
 {{with .Node}}
 <ul class="pre">