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| author | Paul Durrant | 2017-06-21 14:52:47 +0200 |
|---|---|---|
| committer | Stefano Stabellini | 2017-06-28 00:01:49 +0200 |
| commit | 976eba1c88420c08977eae912628d443c4aacb0c (patch) | |
| tree | 23f6c4800cebe77ff64172d935efb8a155e5c1d0 /fsdev/qemu-fsdev-opts.c | |
| parent | xen/disk: don't leak stack data via response ring (diff) | |
| download | qemu-976eba1c88420c08977eae912628d443c4aacb0c.tar.gz qemu-976eba1c88420c08977eae912628d443c4aacb0c.tar.xz qemu-976eba1c88420c08977eae912628d443c4aacb0c.zip | |
xen-disk: only advertize feature-persistent if grant copy is not available
If grant copy is available then it will always be used in preference to
persistent maps. In this case feature-persistent should not be advertized
to the frontend, otherwise it may needlessly copy data into persistently
granted buffers.
Signed-off-by: Paul Durrant <paul.durrant@citrix.com>
Signed-off-by: Stefano Stabellini <sstabellini@kernel.org>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Diffstat (limited to 'fsdev/qemu-fsdev-opts.c')
0 files changed, 0 insertions, 0 deletions