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avoid reusing cached []byte

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this logic is just to ensure 100% correct.

fuse message, data+message hearder > 512 will not be cached.
This commit is contained in:
Chris Lu 2020-10-23 11:31:57 -07:00
parent 29c9fa2ef2
commit 71624858af
1 changed files with 5 additions and 0 deletions
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5
weed/filesys/filehandle.go
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@ -143,6 +143,11 @@ func (fh *FileHandle) Write(ctx context.Context, req *fuse.WriteRequest, resp *f
// write the request to volume servers // write the request to volume servers
data := req.Data data := req.Data
if len(data) <= 512 {
// fuse message cacheable size
data = make([]byte, len(req.Data))
copy(data, req.Data)
}
fh.f.entry.Attributes.FileSize = uint64(max(req.Offset+int64(len(data)), int64(fh.f.entry.Attributes.FileSize))) fh.f.entry.Attributes.FileSize = uint64(max(req.Offset+int64(len(data)), int64(fh.f.entry.Attributes.FileSize)))
glog.V(4).Infof("%v write [%d,%d) %d", fh.f.fullpath(), req.Offset, req.Offset+int64(len(req.Data)), len(req.Data)) glog.V(4).Infof("%v write [%d,%d) %d", fh.f.fullpath(), req.Offset, req.Offset+int64(len(req.Data)), len(req.Data))