added skip option; skipped patch for linux-zen: already included

config_dist.yaml

@@ -19,6 +19,7 @@ kernel_patches:
   5.5: "none"
   5.8: "https://raw.githubusercontent.com/graysky2/kernel_compiler_patch/master/more-uarches-for-kernel-5.8-5.14.patch"
   5.15: "https://raw.githubusercontent.com/graysky2/kernel_compiler_patch/master/more-uarches-for-kernel-5.15%2B.patch"
+  linux-zen: "skip"
 
 db:
   driver: pgx

utils.go

@@ -250,18 +250,25 @@ func (p *BuildPackage) prepareKernelPatches() error {
 	// choose best suited patch based on kernel version
 	var curVer string
 	for k := range conf.KernelPatches {
+		if k == p.Pkgbase {
+			curVer = k
+			break
+		}
 		if alpm.VerCmp(p.Srcinfo.Pkgver, k) >= 0 && alpm.VerCmp(k, curVer) >= 0 {
 			curVer = k
 		}
 	}
+
+	newPKGBUILD := string(fStr)
+	if conf.KernelPatches[curVer] == "none" {
+		return fmt.Errorf("no patch available")
+	} else if conf.KernelPatches[curVer] == "skip" {
+		log.Debugf("[KP] skipped patching for %s", p.Pkgbase)
+	} else {
 		log.Debugf("[KP] choose patch %s for kernel %s", curVer, p.Srcinfo.Pkgver)
 
-	if curVer == "none" {
-		return fmt.Errorf("no patch available")
-	}
-
 		// add patch to source-array
-	orgSource := rePkgSource.FindStringSubmatch(string(fStr))
+		orgSource := rePkgSource.FindStringSubmatch(newPKGBUILD)
 		if orgSource == nil || len(orgSource) < 1 {
 			return fmt.Errorf("no source=() found")
 		}
@@ -269,7 +276,7 @@ func (p *BuildPackage) prepareKernelPatches() error {
 		sources := strings.Split(orgSource[1], "\n")
 		sources = append(sources, fmt.Sprintf("\"%s\"", conf.KernelPatches[curVer]))
 
-	newPKGBUILD := rePkgSource.ReplaceAllLiteralString(string(fStr), fmt.Sprintf("source=(%s)", strings.Join(sources, "\n")))
+		newPKGBUILD = rePkgSource.ReplaceAllLiteralString(newPKGBUILD, fmt.Sprintf("source=(%s)", strings.Join(sources, "\n")))
 
 		// add patch sha256 to sha256sums-array (yes, hardcoded to sha256)
 		// TODO: support all sums that makepkg also supports
@@ -296,6 +303,7 @@ func (p *BuildPackage) prepareKernelPatches() error {
 		sums = append(sums, fmt.Sprintf("'%s'", hex.EncodeToString(h.Sum(nil))))
 
 		newPKGBUILD = rePkgSum.ReplaceAllLiteralString(newPKGBUILD, fmt.Sprintf("sha256sums=(\n%s\n)", strings.Join(sums, "\n")))
+	}
 
 	// enable config option
 	switch {