[PATCH 0/4] locks: locks related cleanups for v4.1

From: Jeff Layton
Date: Sat Mar 07 2015 - 11:10:29 EST


Nothing terribly earth-shattering here. Just a few locking-related
cleanup patches that I'm planning to queue up for v4.1. The only one
that really warrants close attention is the 4th one that gets rid of the
i_lock protection around the i_flctx pointer.

One of the earlier patchsets that added the i_flctx field used cmpxchg
to assign it, but I ended up taking that out due to a problem that Sasha
Levin reported. I now think that I misunderstood the problem and that
using cmpxchg for that should be ok.

Jeff Layton (4):
locks: don't allocate a lock context for an F_UNLCK request
locks: change lm_get_owner and lm_put_owner prototypes
locks: get rid of WE_CAN_BREAK_LSLK_NOW dead code
locks: use cmpxchg to assign i_flctx pointer

fs/locks.c | 45 +++++++++++++++++++--------------------------
fs/nfsd/nfs4state.c | 18 ++++++++++--------
include/linux/fs.h | 4 ++--
3 files changed, 31 insertions(+), 36 deletions(-)

--
2.1.0

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