diff options
Diffstat (limited to 'fs/ncpfs/mmap.c')
| -rw-r--r-- | fs/ncpfs/mmap.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/fs/ncpfs/mmap.c b/fs/ncpfs/mmap.c index 56f5b3a0e1e..b359d12eb35 100644 --- a/fs/ncpfs/mmap.c +++ b/fs/ncpfs/mmap.c @@ -16,11 +16,11 @@ #include <linux/mman.h> #include <linux/string.h> #include <linux/fcntl.h> -#include <linux/ncp_fs.h> +#include <linux/memcontrol.h> -#include "ncplib_kernel.h" #include <asm/uaccess.h> -#include <asm/system.h> + +#include "ncp_fs.h" /* * Fill in the supplied page for mmap @@ -89,9 +89,10 @@ static int ncp_file_mmap_fault(struct vm_area_struct *area, /* * If I understand ncp_read_kernel() properly, the above always * fetches from the network, here the analogue of disk. - * -- wli + * -- nyc */ count_vm_event(PGMAJFAULT); + mem_cgroup_count_vm_event(area->vm_mm, PGMAJFAULT); return VM_FAULT_MAJOR; } @@ -104,9 +105,9 @@ static const struct vm_operations_struct ncp_file_mmap = /* This is used for a general mmap of a ncp file */ int ncp_mmap(struct file *file, struct vm_area_struct *vma) { - struct inode *inode = file->f_path.dentry->d_inode; + struct inode *inode = file_inode(file); - DPRINTK("ncp_mmap: called\n"); + ncp_dbg(1, "called\n"); if (!ncp_conn_valid(NCP_SERVER(inode))) return -EIO; @@ -116,7 +117,7 @@ int ncp_mmap(struct file *file, struct vm_area_struct *vma) return -EINVAL; /* we do not support files bigger than 4GB... We eventually supports just 4GB... */ - if (((vma->vm_end - vma->vm_start) >> PAGE_SHIFT) + vma->vm_pgoff + if (vma_pages(vma) + vma->vm_pgoff > (1U << (32 - PAGE_SHIFT))) return -EFBIG; |