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authordavid m. richter <richterd@citi.umich.edu>2007-07-31 03:39:12 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-31 18:39:42 -0400
commit9700382c3c9ff3e673e587084d76eedb3ba88668 (patch)
tree57ed58d87e765323692e463c8b7ee64f702dff0d /net/9p/mux.c
parent937472b00b666ecbf1464502f857ec63b024af72 (diff)
VFS: fix a race in lease-breaking during truncate
It is possible that another process could acquire a new file lease right after break_lease() is called during a truncate, but before lease-granting is disabled by the subsequent get_write_access(). Merely switching the order of the break_lease() and get_write_access() calls prevents this race. Signed-off-by: David M. Richter <richterd@citi.umich.edu> Signed-off-by: "J. Bruce Fields" <bfields@citi.umich.edu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'net/9p/mux.c')
0 files changed, 0 insertions, 0 deletions