Merge pull request #355 from akhilerm/return-error-from-inotify

AkihiroSuda · web-flow · commit d4e976de1b4e · 2024-11-28T09:32:32.000+09:00
add InotifyInit err to custom err message
diff --git a/cgroup2/manager.go b/cgroup2/manager.go
@@ -716,7 +716,7 @@ func (c *Manager) MemoryEventFD() (int, uint32, error) {
 	fpath := filepath.Join(c.path, "memory.events")
 	fd, err := unix.InotifyInit()
 	if err != nil {
-		return 0, 0, errors.New("failed to create inotify fd")
+		return 0, 0, fmt.Errorf("failed to create inotify fd: %w", err)
 	}
 	wd, err := unix.InotifyAddWatch(fd, fpath, unix.IN_MODIFY)
 	if err != nil {

Original file line number	Diff line number	Diff line change
`@@ -716,7 +716,7 @@ func (c *Manager) MemoryEventFD() (int, uint32, error) {`
`716`	`716`	`fpath := filepath.Join(c.path, "memory.events")`
`717`	`717`	`fd, err := unix.InotifyInit()`
`718`	`718`	`if err != nil {`
`719`		`- return 0, 0, errors.New("failed to create inotify fd")`
	`719`	`+ return 0, 0, fmt.Errorf("failed to create inotify fd: %w", err)`
`720`	`720`	`}`
`721`	`721`	`wd, err := unix.InotifyAddWatch(fd, fpath, unix.IN_MODIFY)`
`722`	`722`	`if err != nil {`