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scftorture: Consolidate scftorture_invoke_one() check and kfree()

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This commit moves checking of the ->scfc_out field and the freeing of
the scf_check structure down below the end of switch statement, thus
saving a few lines of code.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Paul E. McKenney 2020-07-01 14:13:02 -07:00
parent 34e8c4837a
commit 676e546964
1 changed files with 8 additions and 18 deletions
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26
kernel/scftorture.c
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@ -289,7 +289,7 @@ static void scf_handler_1(void *scfc_in)
static void scftorture_invoke_one(struct scf_statistics *scfp, struct torture_random_state *trsp)
{
uintptr_t cpu;
int ret;
int ret = 0;
struct scf_check *scfcp = NULL;
struct scf_selector *scfsp = scf_sel_rand(trsp);
@ -322,11 +322,7 @@ static void scftorture_invoke_one(struct scf_statistics *scfp, struct torture_ra
else
scfp->n_single_ofl++;
kfree(scfcp);
} else if (scfcp && scfsp->scfs_wait) {
if (WARN_ON_ONCE(!scfcp->scfc_out))
atomic_inc(&n_mb_out_errs); // Leak rather than trash!
else
kfree(scfcp);
scfcp = NULL;
}
break;
case SCF_PRIM_MANY:
@ -341,12 +337,6 @@ static void scftorture_invoke_one(struct scf_statistics *scfp, struct torture_ra
scfcp->scfc_in = true;
}
smp_call_function_many(cpu_online_mask, scf_handler, scfcp, scfsp->scfs_wait);
if (scfcp) {
if (WARN_ON_ONCE(!scfcp->scfc_out))
atomic_inc(&n_mb_out_errs); // Leak rather than trash!
else
kfree(scfcp);
}
break;
case SCF_PRIM_ALL:
if (scfsp->scfs_wait)
@ -360,14 +350,14 @@ static void scftorture_invoke_one(struct scf_statistics *scfp, struct torture_ra
scfcp->scfc_in = true;
}
smp_call_function(scf_handler, scfcp, scfsp->scfs_wait);
if (scfcp) {
if (WARN_ON_ONCE(!scfcp->scfc_out))
atomic_inc(&n_mb_out_errs); // Leak rather than trash!
else
kfree(scfcp);
}
break;
}
if (scfcp && scfsp->scfs_wait) {
if (WARN_ON_ONCE(!scfcp->scfc_out))
atomic_inc(&n_mb_out_errs); // Leak rather than trash!
else
kfree(scfcp);
}
if (use_cpus_read_lock)
cpus_read_unlock();
else