tree b3435e65c24d69ccad9ef9492624f5b6081d86b8
parent 789680d1ee9311cdf095241dc02bd9784d799cd1
author Nick Piggin <npiggin@kernel.dk> 1294382971 +1100
committer Nick Piggin <npiggin@kernel.dk> 1294383020 +1100

fs: dcache scale lru

Add a new lock, dcache_lru_lock, to protect the dcache LRU list from concurrent
modification. d_lru is also protected by d_lock, which allows LRU lists to be
accessed without the lru lock, using RCU in future patches.

Signed-off-by: Nick Piggin <npiggin@kernel.dk>