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| author | Nick Piggin <npiggin@suse.de> | 2009-02-27 14:03:03 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-03-16 17:32:00 -0700 |
| commit | 9840d66ec614aca0a91b782fad2372812705d8d5 (patch) | |
| tree | 8cdcf9c6746f26827583540021502d272f8f3f6e /lib/string_helpers.c | |
| parent | 43ded9c8b02ffeb0f4baf9169547f9643b8e8173 (diff) | |
mm: vmap fix overflow
commit 7766970cc13e9071b356b1f2a48a9eb8675bfcce upstream.
The new vmap allocator can wrap the address and get confused in the case
of large allocations or VMALLOC_END near the end of address space.
Problem reported by Christoph Hellwig on a 32-bit XFS workload.
Signed-off-by: Nick Piggin <npiggin@suse.de>
Reported-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'lib/string_helpers.c')
0 files changed, 0 insertions, 0 deletions