patch-1.3.56 linux/fs/nfs/mmap.c
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- Lines: 27
- Date:
Sun Jan 7 18:31:51 1996
- Orig file:
v1.3.55/linux/fs/nfs/mmap.c
- Orig date:
Thu Nov 9 11:23:51 1995
diff -u --recursive --new-file v1.3.55/linux/fs/nfs/mmap.c linux/fs/nfs/mmap.c
@@ -25,12 +25,14 @@
#include <asm/system.h>
/*
- * Fill in the supplied page for mmap
+ * Return a page for mmap. We need to start using the page cache,
+ * because otherwise we can't share pages between processes..
*/
static unsigned long nfs_file_mmap_nopage(struct vm_area_struct * area,
- unsigned long address, unsigned long page, int no_share)
+ unsigned long address, int no_share)
{
struct inode * inode = area->vm_inode;
+ unsigned long page;
unsigned int clear;
unsigned long tmp;
int n;
@@ -38,6 +40,9 @@
int pos;
struct nfs_fattr fattr;
+ page = __get_free_page(GFP_KERNEL);
+ if (!page)
+ return page;
address &= PAGE_MASK;
pos = address - area->vm_start + area->vm_offset;
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen, slshen@lbl.gov
with Sam's (original) version of this