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Merge pull request #191 from amshinde/handle-shm-mount

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virtcontainers: Do not pass /dev/shm as 9p mount
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Sebastien Boeuf 2018-04-10 14:38:41 -07:00 committed by GitHub
commit f74f61e8d1
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1 changed files with 7 additions and 0 deletions
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7
virtcontainers/container.go
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@ -304,6 +304,13 @@ func (c *Container) mountSharedDirMounts(hostSharedDir, guestSharedDir string) (
continue continue
} }
// We need to treat /dev/shm as a special case. This is passed as a bind mount in the spec,
// but it does not make sense to pass this as a 9p mount from the host side.
// This needs to be handled purely in the guest, by allocating memory for this inside the VM.
if m.Destination == "/dev/shm" {
continue
}
randBytes, err := generateRandomBytes(8) randBytes, err := generateRandomBytes(8)
if err != nil { if err != nil {
return nil, err return nil, err