search for: ioctl_gntdev_get_offset_for_vaddr

Displaying 2 results from an estimated 2 matches for "ioctl_gntdev_get_offset_for_vaddr".

2007 Mar 19
0
[PATCH 2/3] [RFC] User-space grant table device - changes to libxc
...L, PAGE_SIZE * count, prot, MAP_SHARED, xcg_handle, + map.index); + if (addr == MAP_FAILED) { + return NULL; + } + + return addr; +} + +int xc_gnttab_munmap(int xcg_handle, + void *start_address, + uint32_t count) +{ + struct ioctl_gntdev_get_offset_for_vaddr get_offset; + struct ioctl_gntdev_unmap_grant_ref unmap_grant; + int rc; + + /* First, it is necessary to get the offset which was initially used to + * mmap() the pages. + */ + get_offset.vaddr = start_address; + if ((rc = ioctl(xcg_handle, IOCTL_GNTDEV_GET_OFFSET_FOR_VADD...
2007 Mar 28
2
[PATCH 2/3] User-space grant table device - main driver
A character device for accessing (in user-space) pages that have been granted by other domains. Signed-off-by: Derek Murray <Derek.Murray@cl.cam.ac.uk> _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel