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| author | Al Viro <viro@zeniv.linux.org.uk> | 2014-03-20 21:10:51 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2014-03-30 19:18:51 -0400 |
| commit | 38129a13e6e71f666e0468e99fdd932a687b4d7e (patch) | |
| tree | 438e817fdf7d224f9fda1186eb24b1bbc37a4b5c /Documentation/circular-buffers.txt | |
| parent | 0b1b901b5a98bb36943d10820efc796f7cd45ff3 (diff) | |
| download | lwn-38129a13e6e71f666e0468e99fdd932a687b4d7e.tar.gz lwn-38129a13e6e71f666e0468e99fdd932a687b4d7e.zip | |
switch mnt_hash to hlist
fixes RCU bug - walking through hlist is safe in face of element moves,
since it's self-terminating. Cyclic lists are not - if we end up jumping
to another hash chain, we'll loop infinitely without ever hitting the
original list head.
[fix for dumb braino folded]
Spotted by: Max Kellermann <mk@cm4all.com>
Cc: stable@vger.kernel.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'Documentation/circular-buffers.txt')
0 files changed, 0 insertions, 0 deletions