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authorLinus Torvalds <torvalds@linux-foundation.org>2012-10-09 09:23:15 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2012-10-09 09:23:15 +0200
commit9e2d8656f5e8aa214e66b462680cf86b210b74a8 (patch)
treef67d62e896cedf75599ea45f9ecf9999c6ad24cd /drivers/infiniband/hw/ehca/ehca_uverbs.c
parentMerge tag 'xtensa-next-20121008' of git://github.com/czankel/xtensa-linux (diff)
parentsparc64: Support transparent huge pages. (diff)
downloadlinux-9e2d8656f5e8aa214e66b462680cf86b210b74a8.tar.xz
linux-9e2d8656f5e8aa214e66b462680cf86b210b74a8.zip
Merge branch 'akpm' (Andrew's patch-bomb)
Merge patches from Andrew Morton: "A few misc things and very nearly all of the MM tree. A tremendous amount of stuff (again), including a significant rbtree library rework." * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (160 commits) sparc64: Support transparent huge pages. mm: thp: Use more portable PMD clearing sequenece in zap_huge_pmd(). mm: Add and use update_mmu_cache_pmd() in transparent huge page code. sparc64: Document PGD and PMD layout. sparc64: Eliminate PTE table memory wastage. sparc64: Halve the size of PTE tables sparc64: Only support 4MB huge pages and 8KB base pages. memory-hotplug: suppress "Trying to free nonexistent resource <XXXXXXXXXXXXXXXX-YYYYYYYYYYYYYYYY>" warning mm: memcg: clean up mm_match_cgroup() signature mm: document PageHuge somewhat mm: use %pK for /proc/vmallocinfo mm, thp: fix mlock statistics mm, thp: fix mapped pages avoiding unevictable list on mlock memory-hotplug: update memory block's state and notify userspace memory-hotplug: preparation to notify memory block's state at memory hot remove mm: avoid section mismatch warning for memblock_type_name make GFP_NOTRACK definition unconditional cma: decrease cc.nr_migratepages after reclaiming pagelist CMA: migrate mlocked pages kpageflags: fix wrong KPF_THP on non-huge compound pages ...
Diffstat (limited to 'drivers/infiniband/hw/ehca/ehca_uverbs.c')
-rw-r--r--drivers/infiniband/hw/ehca/ehca_uverbs.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_uverbs.c b/drivers/infiniband/hw/ehca/ehca_uverbs.c
index 45ee89b65c23..1a1d5d99fcf9 100644
--- a/drivers/infiniband/hw/ehca/ehca_uverbs.c
+++ b/drivers/infiniband/hw/ehca/ehca_uverbs.c
@@ -117,7 +117,7 @@ static int ehca_mmap_fw(struct vm_area_struct *vma, struct h_galpas *galpas,
physical = galpas->user.fw_handle;
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
ehca_gen_dbg("vsize=%llx physical=%llx", vsize, physical);
- /* VM_IO | VM_RESERVED are set by remap_pfn_range() */
+ /* VM_IO | VM_DONTEXPAND | VM_DONTDUMP are set by remap_pfn_range() */
ret = remap_4k_pfn(vma, vma->vm_start, physical >> EHCA_PAGESHIFT,
vma->vm_page_prot);
if (unlikely(ret)) {
@@ -139,7 +139,7 @@ static int ehca_mmap_queue(struct vm_area_struct *vma, struct ipz_queue *queue,
u64 start, ofs;
struct page *page;
- vma->vm_flags |= VM_RESERVED;
+ vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
start = vma->vm_start;
for (ofs = 0; ofs < queue->queue_length; ofs += PAGE_SIZE) {
u64 virt_addr = (u64)ipz_qeit_calc(queue, ofs);