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add lock on dirty pages

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This commit is contained in:
Chris Lu 2020-01-22 15:38:25 -08:00
parent 66ded8804a
commit 72e1aff237
1 changed files with 4 additions and 0 deletions
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4
weed/filesys/dirty_page.go
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@ -231,6 +231,10 @@ func min(x, y int64) int64 {
func (pages *ContinuousDirtyPages) ReadDirtyData(ctx context.Context, data []byte, startOffset int64) (offset int64, size int, err error) {
bufSize := int64(len(data))
pages.lock.Lock()
defer pages.lock.Unlock()
if startOffset+bufSize < pages.Offset {
return
}