On Sun, May 08, 2016 at 07:32:46AM +0800, Nan Li wrote: > These two patches introduce a Filesystem in Userspace (FUSE) and add a > "fuse-mount" command to support this filesystem. > > (1) > When running the command "dump-guest-memory", we usually need a large space > of storage to save the dumpfile into disk. It costs not only much time to > save a file in some of hard disks, but also costs limited storage in host. > In order to reduce the saving time and make it convenient for users to dump > the guest memory, we introduce a Filesystem in Userspace (FUSE) to save the > dump file in RAM. It is selectable in the configure file, adding a compiling > of package "fuse-devel". It doesn't change the way of dumping guest memory.
This FUSE file system looks like a subset of tmpfs. Why don't you just use tmpfs? Even if there was a reason to reinvent tmpfs, please do that as a separate project. The in-memory file system functionality is not specific to QEMU's dump-guest-memory. Stefan
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