Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3c8450860ba9d6279dbc969633eacf99161860d9
Commit: 3c8450860ba9d6279dbc969633eacf99161860d9
Parent: a2f76cd69f4913079cad10670f8520ffe07f4067
Author: Nick Piggin <[EMAIL PROTECTED]>
AuthorDate: Thu Dec 13 15:58:57 2007 -0800
Committer: Roland Dreier <[EMAIL PROTECTED]>
CommitDate: Fri Jan 25 14:15:29 2008 -0800
IB/ipath: Convert from .nopage to .fault
Signed-off-by: Nick Piggin <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Roland Dreier <[EMAIL PROTECTED]>
---
drivers/infiniband/hw/ipath/ipath_debug.h | 4 +-
drivers/infiniband/hw/ipath/ipath_file_ops.c | 29 +++++++++-----------------
2 files changed, 12 insertions(+), 21 deletions(-)
diff --git a/drivers/infiniband/hw/ipath/ipath_debug.h
b/drivers/infiniband/hw/ipath/ipath_debug.h
index 19c56e6..d6f6953 100644
--- a/drivers/infiniband/hw/ipath/ipath_debug.h
+++ b/drivers/infiniband/hw/ipath/ipath_debug.h
@@ -55,7 +55,7 @@
#define __IPATH_PKTDBG 0x80 /* print packet data */
/* print process startup (init)/exit messages */
#define __IPATH_PROCDBG 0x100
-/* print mmap/nopage stuff, not using VDBG any more */
+/* print mmap/fault stuff, not using VDBG any more */
#define __IPATH_MMDBG 0x200
#define __IPATH_ERRPKTDBG 0x400
#define __IPATH_USER_SEND 0x1000 /* use user mode send */
@@ -81,7 +81,7 @@
#define __IPATH_VERBDBG 0x0 /* very verbose debug */
#define __IPATH_PKTDBG 0x0 /* print packet data */
#define __IPATH_PROCDBG 0x0 /* process startup (init)/exit messages */
-/* print mmap/nopage stuff, not using VDBG any more */
+/* print mmap/fault stuff, not using VDBG any more */
#define __IPATH_MMDBG 0x0
#define __IPATH_EPKTDBG 0x0 /* print ethernet packet data */
#define __IPATH_IPATHDBG 0x0 /* Ethernet (IPATH) table dump on */
diff --git a/drivers/infiniband/hw/ipath/ipath_file_ops.c
b/drivers/infiniband/hw/ipath/ipath_file_ops.c
index 92dae6f..e7fbb31 100644
--- a/drivers/infiniband/hw/ipath/ipath_file_ops.c
+++ b/drivers/infiniband/hw/ipath/ipath_file_ops.c
@@ -1120,33 +1120,24 @@ bail:
}
/*
- * ipath_file_vma_nopage - handle a VMA page fault.
+ * ipath_file_vma_fault - handle a VMA page fault.
*/
-static struct page *ipath_file_vma_nopage(struct vm_area_struct *vma,
- unsigned long address, int *type)
+static int ipath_file_vma_fault(struct vm_area_struct *vma,
+ struct vm_fault *vmf)
{
- unsigned long offset = address - vma->vm_start;
- struct page *page = NOPAGE_SIGBUS;
- void *pageptr;
+ struct page *page;
- /*
- * Convert the vmalloc address into a struct page.
- */
- pageptr = (void *)(offset + (vma->vm_pgoff << PAGE_SHIFT));
- page = vmalloc_to_page(pageptr);
+ page = vmalloc_to_page((void *)(vmf->pgoff << PAGE_SHIFT));
if (!page)
- goto out;
-
- /* Increment the reference count. */
+ return VM_FAULT_SIGBUS;
get_page(page);
- if (type)
- *type = VM_FAULT_MINOR;
-out:
- return page;
+ vmf->page = page;
+
+ return 0;
}
static struct vm_operations_struct ipath_file_vm_ops = {
- .nopage = ipath_file_vma_nopage,
+ .fault = ipath_file_vma_fault,
};
static int mmap_kvaddr(struct vm_area_struct *vma, u64 pgaddr,
-
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