Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-09-20 15:03:04 +00:00
Code Issues Packages Projects Releases Wiki Activity

rcu: Rename struct rcu_data .exp_dynticks_snap into .exp_watching_snap

Browse Source 
The context_tracking.state RCU_DYNTICKS subvariable has been renamed to
RCU_WATCHING, and the snapshot helpers are now prefix by
"rcu_watching". Reflect that change into the storage variables for these
snapshots.

Signed-off-by: Valentin Schneider <vschneid@redhat.com>
Reviewed-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Neeraj Upadhyay <neeraj.upadhyay@kernel.org>
This commit is contained in:
Valentin Schneider 2024-04-29 14:05:29 +02:00 committed by Neeraj Upadhyay
parent 2dba2230f9
commit 76ce2b3d75
2 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
kernel/rcu/tree.h
View File

@ -215,7 +215,7 @@ struct rcu_data {
/* 4) rcu_barrier(), OOM callbacks, and expediting. */
unsigned long barrier_seq_snap; /* Snap of rcu_state.barrier_sequence. */
struct rcu_head barrier_head;
int exp_dynticks_snap; /* Double-check need for IPI. */
int exp_watching_snap; /* Double-check need for IPI. */
/* 5) Callback offloading. */
#ifdef CONFIG_RCU_NOCB_CPU

4
kernel/rcu/tree_exp.h
View File

@ -380,7 +380,7 @@ static void __sync_rcu_exp_select_node_cpus(struct rcu_exp_work *rewp)
if (rcu_watching_snap_in_eqs(snap))
mask_ofl_test |= mask;
else
rdp->exp_dynticks_snap = snap;
rdp->exp_watching_snap = snap;
}
}
mask_ofl_ipi = rnp->expmask & ~mask_ofl_test;
@ -400,7 +400,7 @@ static void __sync_rcu_exp_select_node_cpus(struct rcu_exp_work *rewp)
unsigned long mask = rdp->grpmask;
retry_ipi:
if (rcu_watching_snap_stopped_since(rdp, rdp->exp_dynticks_snap)) {
if (rcu_watching_snap_stopped_since(rdp, rdp->exp_watching_snap)) {
mask_ofl_test |= mask;
continue;
}