[PATCH 00/13] Rename k[v]free_rcu() single argument to k[v]free_rcu_mightsleep()

From: Uladzislau Rezki (Sony)
Date: Wed Feb 01 2023 - 10:10:34 EST


This small series is based on Paul's "dev" branch. Head is 6002817348a1c610dc1b1c01ff81654cdec12be4
it renames a single argument of k[v]free_rcu() to its new k[v]free_rcu_mightsleep() name.

1.
The problem is that, recently we have run into a precedent when
a user intended to give a second argument to kfree_rcu() API but
forgot to do it in a code so a call became as a single argument
of kfree_rcu() API.

2.
Such mistyping can lead to hidden bags where sleeping is forbidden.

3.
_mightsleep() prefix gives much more information for which contexts
it can be used for.

Uladzislau Rezki (Sony) (13):
rcu/kvfree: Add kvfree_rcu_mightsleep() and kfree_rcu_mightsleep()
drbd: Rename kvfree_rcu() to kvfree_rcu_mightsleep()
misc: vmw_vmci: Rename kvfree_rcu() to kvfree_rcu_mightsleep()
tracing: Rename kvfree_rcu() to kvfree_rcu_mightsleep()
lib/test_vmalloc.c: Rename kvfree_rcu() to kvfree_rcu_mightsleep()
net/sysctl: Rename kvfree_rcu() to kvfree_rcu_mightsleep()
RDMA/rxe: Rename kfree_rcu() to kfree_rcu_mightsleep()
net/mlx5: Rename kfree_rcu() to kfree_rcu_mightsleep()
ext4/super: Rename kfree_rcu() to kfree_rcu_mightsleep()
ipvs: Rename kfree_rcu() to kfree_rcu_mightsleep()
rcuscale: Rename kfree_rcu() to kfree_rcu_mightsleep()
doc: Update whatisRCU.rst
rcu/kvfree: Eliminate k[v]free_rcu() single argument macro

Documentation/RCU/whatisRCU.rst | 6 ++--
drivers/block/drbd/drbd_nl.c | 6 ++--
drivers/block/drbd/drbd_receiver.c | 4 +--
drivers/block/drbd/drbd_state.c | 2 +-
drivers/infiniband/sw/rxe/rxe_pool.c | 2 +-
drivers/misc/vmw_vmci/vmci_context.c | 2 +-
drivers/misc/vmw_vmci/vmci_event.c | 2 +-
.../mellanox/mlx5/core/en/tc/int_port.c | 2 +-
.../mellanox/mlx5/core/en_accel/macsec.c | 4 +--
fs/ext4/super.c | 2 +-
include/linux/rcupdate.h | 28 ++++++-------------
kernel/rcu/rcuscale.c | 2 +-
kernel/trace/trace_osnoise.c | 2 +-
kernel/trace/trace_probe.c | 2 +-
lib/test_vmalloc.c | 2 +-
net/core/sysctl_net_core.c | 4 +--
net/netfilter/ipvs/ip_vs_est.c | 2 +-
17 files changed, 32 insertions(+), 42 deletions(-)

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2.30.2