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| author | Adam Lackorzynski <adam@os.inf.tu-dresden.de> | 2009-01-04 21:00:46 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-04 22:33:20 +0100 |
| commit | 2e4e27c7d082b2198b63041310609d7191185a9d (patch) | |
| tree | 4b994ab4569e4510ff4dd4d357807121ab802782 | |
| parent | cgroups: fix a race between cgroup_clone and umount (diff) | |
| download | linux-2e4e27c7d082b2198b63041310609d7191185a9d.tar.xz linux-2e4e27c7d082b2198b63041310609d7191185a9d.zip | |
vmalloc.c: fix flushing in vmap_page_range()
The flush_cache_vmap in vmap_page_range() is called with the end of the
range twice. The following patch fixes this for me.
Signed-off-by: Adam Lackorzynski <adam@os.inf.tu-dresden.de>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | mm/vmalloc.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 1ddb77ba3995..7465f22fec0c 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -151,11 +151,12 @@ static int vmap_pud_range(pgd_t *pgd, unsigned long addr, * * Ie. pte at addr+N*PAGE_SIZE shall point to pfn corresponding to pages[N] */ -static int vmap_page_range(unsigned long addr, unsigned long end, +static int vmap_page_range(unsigned long start, unsigned long end, pgprot_t prot, struct page **pages) { pgd_t *pgd; unsigned long next; + unsigned long addr = start; int err = 0; int nr = 0; @@ -167,7 +168,7 @@ static int vmap_page_range(unsigned long addr, unsigned long end, if (err) break; } while (pgd++, addr = next, addr != end); - flush_cache_vmap(addr, end); + flush_cache_vmap(start, end); if (unlikely(err)) return err; |