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path: root/pkg/sentry/fsimpl/gofer/filesystem.go
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Diffstat (limited to 'pkg/sentry/fsimpl/gofer/filesystem.go')
-rw-r--r--pkg/sentry/fsimpl/gofer/filesystem.go19
1 files changed, 3 insertions, 16 deletions
diff --git a/pkg/sentry/fsimpl/gofer/filesystem.go b/pkg/sentry/fsimpl/gofer/filesystem.go
index 43c3c5a2d..afd22cb7e 100644
--- a/pkg/sentry/fsimpl/gofer/filesystem.go
+++ b/pkg/sentry/fsimpl/gofer/filesystem.go
@@ -141,21 +141,8 @@ func (fs *filesystem) renameMuRUnlockAndCheckCaching(ctx context.Context, dsp **
return
}
ds := **dsp
- // Only go through calling dentry.checkCachingLocked() (which requires
- // re-locking renameMu) if we actually have any dentries with zero refs.
- checkAny := false
- for i := range ds {
- if atomic.LoadInt64(&ds[i].refs) == 0 {
- checkAny = true
- break
- }
- }
- if checkAny {
- fs.renameMu.Lock()
- for _, d := range ds {
- d.checkCachingLocked(ctx)
- }
- fs.renameMu.Unlock()
+ for _, d := range ds {
+ d.checkCachingLocked(ctx, false /* renameMuWriteLocked */)
}
putDentrySlice(*dsp)
}
@@ -166,7 +153,7 @@ func (fs *filesystem) renameMuUnlockAndCheckCaching(ctx context.Context, ds **[]
return
}
for _, d := range **ds {
- d.checkCachingLocked(ctx)
+ d.checkCachingLocked(ctx, true /* renameMuWriteLocked */)
}
fs.renameMu.Unlock()
putDentrySlice(*ds)