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23 lines
395 B
Go
23 lines
395 B
Go
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//+build linux
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package local
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import (
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"os"
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"golang.org/x/sys/unix"
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)
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// preAllocate the file for performance reasons
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func preAllocate(size int64, out *os.File) error {
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if size <= 0 {
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return nil
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}
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err := unix.Fallocate(int(out.Fd()), unix.FALLOC_FL_KEEP_SIZE, 0, size)
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// FIXME could be doing something here
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// if err == unix.ENOSPC {
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// log.Printf("No space")
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// }
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return err
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}
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