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mount switch to ordered lock requests

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This commit is contained in:
chrislu
2023-09-21 11:08:26 -07:00
parent 7669852241
commit 31fc165715
7 changed files with 23 additions and 15 deletions
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9
weed/mount/weedfs_file_copy_range.go
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@@ -1,6 +1,7 @@
package mount
import (
"github.com/seaweedfs/seaweedfs/weed/util"
"net/http"
"time"
@@ -44,16 +45,16 @@ func (wfs *WFS) CopyFileRange(cancel <-chan struct{}, in *fuse.CopyFileRangeIn)
}
// lock source and target file handles
fhOut.Lock()
defer fhOut.Unlock()
fhOutActiveLock := fhOut.wfs.fhLockTable.AcquireLock("CopyFileRange", fhOut.fh, util.ExclusiveLock)
defer fhOut.wfs.fhLockTable.ReleaseLock(fhOut.fh, fhOutActiveLock)
if fhOut.entry == nil {
return 0, fuse.ENOENT
}
if fhIn.fh != fhOut.fh {
fhIn.RLock()
defer fhIn.RUnlock()
fhInActiveLock := fhIn.wfs.fhLockTable.AcquireLock("CopyFileRange", fhIn.fh, util.ExclusiveLock)
defer fhIn.wfs.fhLockTable.ReleaseLock(fhIn.fh, fhInActiveLock)
}
// directories are not supported