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properly lock file.entry object

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fix https://github.com/chrislusf/seaweedfs/issues/1882
This commit is contained in:
Chris Lu
2021-03-09 23:08:38 -08:00
parent bf5b795717
commit 5ba4b479f8
5 changed files with 89 additions and 45 deletions
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9
weed/filesys/dirty_page.go
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@@ -30,7 +30,7 @@ func newDirtyPages(file *File) *ContinuousDirtyPages {
func (pages *ContinuousDirtyPages) AddPage(offset int64, data []byte) {
glog.V(4).Infof("%s AddPage [%d,%d) of %d bytes", pages.f.fullpath(), offset, offset+int64(len(data)), pages.f.entry.Attributes.FileSize)
glog.V(4).Infof("%s AddPage [%d,%d)", pages.f.fullpath(), offset, offset+int64(len(data)))
if len(data) > int(pages.f.wfs.option.ChunkSizeLimit) {
// this is more than what buffer can hold.
@@ -69,7 +69,12 @@ func (pages *ContinuousDirtyPages) saveExistingLargestPageToStorage() (hasSavedD
return false
}
fileSize := int64(pages.f.entry.Attributes.FileSize)
entry := pages.f.getEntry()
if entry == nil {
return false
}
fileSize := int64(entry.Attributes.FileSize)
chunkSize := min(maxList.Size(), fileSize-maxList.Offset())
if chunkSize == 0 {