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Code Issues Releases Wiki Activity

locktorture: Increase Hamming distance between call_rcu_chain and rcu_call_chains 

One letter difference is really not enough, so this commit changes
call_rcu_chain to call_rcu_chain_list.

Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Neeraj Upadhyay (AMD) <neeraj.iitr10@gmail.com>
This commit is contained in:
Paul E. McKenney 2023-10-10 09:52:19 -07:00 committed by Neeraj Upadhyay (AMD)
parent 98b1cc82c4
commit 69dcbbd804
1 changed files with 9 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
kernel/locking/locktorture.c
View File

@ -124,7 +124,7 @@ struct call_rcu_chain {
struct rcu_head crc_rh;
bool crc_stop;
};
struct call_rcu_chain *call_rcu_chain;
struct call_rcu_chain *call_rcu_chain_list;
/* Forward reference. */
static void lock_torture_cleanup(void);
@ -1074,12 +1074,12 @@ static int call_rcu_chain_init(void)
if (call_rcu_chains <= 0)
return 0;
call_rcu_chain = kcalloc(call_rcu_chains, sizeof(*call_rcu_chain), GFP_KERNEL);
if (!call_rcu_chain)
call_rcu_chain_list = kcalloc(call_rcu_chains, sizeof(*call_rcu_chain_list), GFP_KERNEL);
if (!call_rcu_chain_list)
return -ENOMEM;
for (i = 0; i < call_rcu_chains; i++) {
call_rcu_chain[i].crc_stop = false;
call_rcu(&call_rcu_chain[i].crc_rh, call_rcu_chain_cb);
call_rcu_chain_list[i].crc_stop = false;
call_rcu(&call_rcu_chain_list[i].crc_rh, call_rcu_chain_cb);
}
return 0;
}
@ -1089,13 +1089,13 @@ static void call_rcu_chain_cleanup(void)
{
int i;
if (!call_rcu_chain)
if (!call_rcu_chain_list)
return;
for (i = 0; i < call_rcu_chains; i++)
smp_store_release(&call_rcu_chain[i].crc_stop, true);
smp_store_release(&call_rcu_chain_list[i].crc_stop, true);
rcu_barrier();
kfree(call_rcu_chain);
call_rcu_chain = NULL;
kfree(call_rcu_chain_list);
call_rcu_chain_list = NULL;
}
static void lock_torture_cleanup(void)