The patch titled
Subject: cramfs: convert to use vmf_insert_mixed
has been added to the -mm tree. Its filename is
cramfs-convert-to-use-vmf_insert_mixed.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/cramfs-convert-to-use-vmf_insert_mixed.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/cramfs-convert-to-use-vmf_insert_mixed.patch
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------------------------------------------------------
From: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Subject: cramfs: convert to use vmf_insert_mixed
cramfs is the only remaining user of vm_insert_mixed; convert it.
Link: http://lkml.kernel.org/r/20180828145728.11873-2-willy@xxxxxxxxxxxxx
Signed-off-by: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Cc: Nicolas Pitre <nicolas.pitre@xxxxxxxxxx>
Cc: Souptick Joarder <jrdr.linux@xxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/cramfs/inode.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
--- a/fs/cramfs/inode.c~cramfs-convert-to-use-vmf_insert_mixed
+++ a/fs/cramfs/inode.c
@@ -417,10 +417,15 @@ static int cramfs_physmem_mmap(struct fi
*/
int i;
vma->vm_flags |= VM_MIXEDMAP;
- for (i = 0; i < pages && !ret; i++) {
+ for (i = 0; i < pages; i++) {
+ vm_fault_t vmf;
unsigned long off = i * PAGE_SIZE;
pfn_t pfn = phys_to_pfn_t(address + off, PFN_DEV);
- ret = vm_insert_mixed(vma, vma->vm_start + off, pfn);
+ vmf = vmf_insert_mixed(vma, vma->vm_start + off, pfn);
+ if (vmf & VM_FAULT_ERROR) {
+ pages = i;
+ break;
+ }
}
}
_
Patches currently in -mm which might be from willy@xxxxxxxxxxxxx are
cramfs-convert-to-use-vmf_insert_mixed.patch
mm-remove-vm_insert_mixed.patch
mm-introduce-vmf_insert_pfn_prot.patch
x86-convert-vdso-to-use-vm_fault_t.patch
mm-make-vm_insert_pfn_prot-static.patch
mm-remove-references-to-vm_insert_pfn.patch
mm-remove-vm_insert_pfn.patch
mm-inline-vm_insert_pfn_prot-into-caller.patch
mm-convert-__vm_insert_mixed-to-vm_fault_t.patch
mm-convert-insert_pfn-to-vm_fault_t.patch
