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| author | <jgarzik@pretzel.yyz.us> | 2005-06-04 00:40:40 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-06-04 00:40:40 -0400 |
| commit | ae20ea8525a80a863f70d332cf47b71bd9f54c1f (patch) | |
| tree | 9d3cedeb65db521a8436b545bd91641549a18d24 /mm/memory.c | |
| parent | f497ba735fc9ff4e35a19641143708b3be1c7061 (diff) | |
| parent | 8be3de3fd8469154a2b3e18a4712032dac5b4a53 (diff) | |
| download | kernel-crypto-ae20ea8525a80a863f70d332cf47b71bd9f54c1f.tar.gz kernel-crypto-ae20ea8525a80a863f70d332cf47b71bd9f54c1f.tar.xz kernel-crypto-ae20ea8525a80a863f70d332cf47b71bd9f54c1f.zip | |
Automatic merge of /spare/repo/linux-2.6/.git branch HEAD
Diffstat (limited to 'mm/memory.c')
| -rw-r--r-- | mm/memory.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/mm/memory.c b/mm/memory.c index 6bad4c4064e..d209f745db7 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -1701,12 +1701,13 @@ static int do_swap_page(struct mm_struct * mm, spin_lock(&mm->page_table_lock); page_table = pte_offset_map(pmd, address); if (unlikely(!pte_same(*page_table, orig_pte))) { - pte_unmap(page_table); - spin_unlock(&mm->page_table_lock); - unlock_page(page); - page_cache_release(page); ret = VM_FAULT_MINOR; - goto out; + goto out_nomap; + } + + if (unlikely(!PageUptodate(page))) { + ret = VM_FAULT_SIGBUS; + goto out_nomap; } /* The page isn't present yet, go ahead with the fault. */ @@ -1741,6 +1742,12 @@ static int do_swap_page(struct mm_struct * mm, spin_unlock(&mm->page_table_lock); out: return ret; +out_nomap: + pte_unmap(page_table); + spin_unlock(&mm->page_table_lock); + unlock_page(page); + page_cache_release(page); + goto out; } /* |