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| author | Daniel De Graaf <dgdegra@tycho.nsa.gov> | 2011-02-07 17:23:05 -0500 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2011-02-14 14:16:17 -0500 |
| commit | dd3140588d9551235ebc2a0dacdca098e7677573 (patch) | |
| tree | e9d7c229121b6bd00627b8e6f45235ea6b8ec790 /drivers/xen/Kconfig | |
| parent | aab8f11a6b4641fcb8c139420f2eae879b5d1698 (diff) | |
| download | linux-3.10-dd3140588d9551235ebc2a0dacdca098e7677573.tar.gz linux-3.10-dd3140588d9551235ebc2a0dacdca098e7677573.tar.bz2 linux-3.10-dd3140588d9551235ebc2a0dacdca098e7677573.zip | |
xen-gntalloc: Userspace grant allocation driver
This allows a userspace application to allocate a shared page for
implementing inter-domain communication or device drivers. These
shared pages can be mapped using the gntdev device or by the kernel
in another domain.
Signed-off-by: Daniel De Graaf <dgdegra@tycho.nsa.gov>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/xen/Kconfig')
| -rw-r--r-- | drivers/xen/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig index 07bec09d1da..a3d7afb86ae 100644 --- a/drivers/xen/Kconfig +++ b/drivers/xen/Kconfig @@ -80,6 +80,14 @@ config XEN_GNTDEV help Allows userspace processes to use grants. +config XEN_GRANT_DEV_ALLOC + tristate "User-space grant reference allocator driver" + depends on XEN + help + Allows userspace processes to create pages with access granted + to other domains. This can be used to implement frontend drivers + or as part of an inter-domain shared memory channel. + config XEN_PLATFORM_PCI tristate "xen platform pci device driver" depends on XEN_PVHVM && PCI |