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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/drivers/xen/xenfs/xenstored.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/drivers/xen/xenfs/xenstored.c')
-rw-r--r-- | ANDROID_3.4.5/drivers/xen/xenfs/xenstored.c | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/ANDROID_3.4.5/drivers/xen/xenfs/xenstored.c b/ANDROID_3.4.5/drivers/xen/xenfs/xenstored.c deleted file mode 100644 index fef20dbc..00000000 --- a/ANDROID_3.4.5/drivers/xen/xenfs/xenstored.c +++ /dev/null @@ -1,68 +0,0 @@ -#include <linux/slab.h> -#include <linux/types.h> -#include <linux/mm.h> -#include <linux/fs.h> - -#include <xen/page.h> - -#include "xenfs.h" -#include "../xenbus/xenbus_comms.h" - -static ssize_t xsd_read(struct file *file, char __user *buf, - size_t size, loff_t *off) -{ - const char *str = (const char *)file->private_data; - return simple_read_from_buffer(buf, size, off, str, strlen(str)); -} - -static int xsd_release(struct inode *inode, struct file *file) -{ - kfree(file->private_data); - return 0; -} - -static int xsd_kva_open(struct inode *inode, struct file *file) -{ - file->private_data = (void *)kasprintf(GFP_KERNEL, "0x%p", - xen_store_interface); - if (!file->private_data) - return -ENOMEM; - return 0; -} - -static int xsd_kva_mmap(struct file *file, struct vm_area_struct *vma) -{ - size_t size = vma->vm_end - vma->vm_start; - - if ((size > PAGE_SIZE) || (vma->vm_pgoff != 0)) - return -EINVAL; - - if (remap_pfn_range(vma, vma->vm_start, - virt_to_pfn(xen_store_interface), - size, vma->vm_page_prot)) - return -EAGAIN; - - return 0; -} - -const struct file_operations xsd_kva_file_ops = { - .open = xsd_kva_open, - .mmap = xsd_kva_mmap, - .read = xsd_read, - .release = xsd_release, -}; - -static int xsd_port_open(struct inode *inode, struct file *file) -{ - file->private_data = (void *)kasprintf(GFP_KERNEL, "%d", - xen_store_evtchn); - if (!file->private_data) - return -ENOMEM; - return 0; -} - -const struct file_operations xsd_port_file_ops = { - .open = xsd_port_open, - .read = xsd_read, - .release = xsd_release, -}; |